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4163274144 = 253271972099
BaseRepresentation
bin1111100000100110…
…1000010110100000
3101202010221020110200
43320021220112200
532011244233034
61525041225200
7205112150331
oct37011502640
911663836420
104163274144
111847072537
12982332200
135146ba533
142b6cd6288
15195777a99
hexf82685a0

4163274144 has 144 divisors (see below), whose sum is σ = 12135614400. Its totient is φ = 1353461760.

The previous prime is 4163274139. The next prime is 4163274149. The reversal of 4163274144 is 4414723614.

4163274144 is a `hidden beast` number, since 4 + 1 + 632 + 7 + 4 + 14 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (4163274139) and next prime (4163274149).

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4163274099 and 4163274108.

It is not an unprimeable number, because it can be changed into a prime (4163274149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1982407 + ... + 1984505.

It is an arithmetic number, because the mean of its divisors is an integer number (84275100).

Almost surely, 24163274144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4163274144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6067807200).

4163274144 is an abundant number, since it is smaller than the sum of its proper divisors (7972340256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4163274144 is a wasteful number, since it uses less digits than its factorization.

4163274144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283 (or 2272 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 4163274144 is about 64523.4387180349. The cubic root of 4163274144 is about 1608.7121298113.

Adding to 4163274144 its reverse (4414723614), we get a palindrome (8577997758).

The spelling of 4163274144 in words is "four billion, one hundred sixty-three million, two hundred seventy-four thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 71 72 96 97 142 144 194 213 284 288 291 388 426 568 582 639 776 852 873 1136 1164 1278 1552 1704 1746 2099 2272 2328 2556 3104 3408 3492 4198 4656 5112 6297 6816 6887 6984 8396 9312 10224 12594 13774 13968 16792 18891 20448 20661 25188 27548 27936 33584 37782 41322 50376 55096 61983 67168 75564 82644 100752 110192 123966 149029 151128 165288 201504 203603 220384 247932 298058 302256 330576 407206 447087 495864 596116 604512 610809 661152 814412 894174 991728 1192232 1221618 1341261 1628824 1788348 1832427 1983456 2384464 2443236 2682522 3257648 3576696 3664854 4768928 4886472 5365044 6515296 7153392 7329708 9772944 10730088 14306784 14455813 14659416 19545888 21460176 28911626 29318832 42920352 43367439 57823252 58637664 86734878 115646504 130102317 173469756 231293008 260204634 346939512 462586016 520409268 693879024 1040818536 1387758048 2081637072 4163274144