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4754761680 = 243563131397
BaseRepresentation
bin1000110110110011…
…11110011111010000
3110021100220220211110
410123121332133100
534214204333210
62103451013320
7225553543644
oct43331763720
913240826743
104754761680
11201aa36909
12b0843a240
135aa0c5666
143316a4c24
151cc663420
hex11b67e7d0

4754761680 has 80 divisors (see below), whose sum is σ = 14763590784. Its totient is φ = 1265886720.

The previous prime is 4754761673. The next prime is 4754761747. The reversal of 4754761680 is 861674574.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-4 number, since 4×47547616804 (a number of 40 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135742 + ... + 167138.

Almost surely, 24754761680 is an apocalyptic number.

4754761680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4754761680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7381795392).

4754761680 is an abundant number, since it is smaller than the sum of its proper divisors (10008829104).

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

4754761680 is a wasteful number, since it uses less digits than its factorization.

4754761680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32044 (or 32038 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The square root of 4754761680 is about 68954.7799648436. The cubic root of 4754761680 is about 1681.5492228624.

The spelling of 4754761680 in words is "four billion, seven hundred fifty-four million, seven hundred sixty-one thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 631 1262 1893 2524 3155 3786 5048 6310 7572 9465 10096 12620 15144 18930 25240 30288 31397 37860 50480 62794 75720 94191 125588 151440 156985 188382 251176 313970 376764 470955 502352 627940 753528 941910 1255880 1507056 1883820 2511760 3767640 7535280 19811507 39623014 59434521 79246028 99057535 118869042 158492056 198115070 237738084 297172605 316984112 396230140 475476168 594345210 792460280 950952336 1188690420 1584920560 2377380840 4754761680