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395125344 = 25331313491
BaseRepresentation
bin10111100011010…
…010001001100000
31000112111110002000
4113203102021200
51302123002334
6103112524000
712535336635
oct2743221140
91015443060
10395125344
11193046579
12b03b0600
1363b258a3
143a69618c
1524a4e299
hex178d2260

395125344 has 96 divisors (see below), whose sum is σ = 1161578880. Its totient is φ = 130665600.

The previous prime is 395125343. The next prime is 395125351. The reversal of 395125344 is 443521593.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×3951253443 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 = 395125299 and 395125308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395125343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111439 + ... + 114929.

It is an arithmetic number, because the mean of its divisors is an integer number (12099780).

Almost surely, 2395125344 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 395125344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580789440).

395125344 is an abundant number, since it is smaller than the sum of its proper divisors (766453536).

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

395125344 is a wasteful number, since it uses less digits than its factorization.

395125344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641 (or 3627 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 395125344 is about 19877.7600347725. The cubic root of 395125344 is about 733.8009938953.

The spelling of 395125344 in words is "three hundred ninety-five million, one hundred twenty-five thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 131 144 216 262 288 393 432 524 786 864 1048 1179 1572 2096 2358 3144 3491 3537 4192 4716 6288 6982 7074 9432 10473 12576 13964 14148 18864 20946 27928 28296 31419 37728 41892 55856 56592 62838 83784 94257 111712 113184 125676 167568 188514 251352 335136 377028 457321 502704 754056 914642 1005408 1371963 1508112 1829284 2743926 3016224 3658568 4115889 5487852 7317136 8231778 10975704 12347667 14634272 16463556 21951408 24695334 32927112 43902816 49390668 65854224 98781336 131708448 197562672 395125344