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5057983281 = 3133112793271
BaseRepresentation
bin1001011010111101…
…01011001100110001
3111001111111011200010
410231132223030301
540324320431111
62153522045133
7236225101641
oct45536531461
914044434603
105057983281
11216611077a
12b91aa97a9
13627b80920
1435da76521
151e90abaa6
hex12d7ab331

5057983281 has 32 divisors (see below), whose sum is σ = 7505182720. Its totient is φ = 3008923200.

The previous prime is 5057983277. The next prime is 5057983309. The reversal of 5057983281 is 1823897505.

It is not a de Polignac number, because 5057983281 - 22 = 5057983277 is a prime.

It is a super-2 number, since 2×50579832812 = 51166389741751049922, which contains 22 as substring.

It is the 71120-th Hogben number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5057983281.

It is not an unprimeable number, because it can be changed into a prime (5057983681) by changing a digit.

It is a nontrivial repunit in base 71119.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1544676 + ... + 1547946.

It is an arithmetic number, because the mean of its divisors is an integer number (234536960).

Almost surely, 25057983281 is an apocalyptic number.

It is an amenable number.

5057983281 is a deficient number, since it is larger than the sum of its proper divisors (2447199439).

5057983281 is a wasteful number, since it uses less digits than its factorization.

5057983281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4597.

The product of its (nonzero) digits is 604800, while the sum is 48.

The square root of 5057983281 is about 71119.5000052728. The cubic root of 5057983281 is about 1716.5605597826.

The spelling of 5057983281 in words is "five billion, fifty-seven million, nine hundred eighty-three thousand, two hundred eighty-one".

Divisors: 1 3 13 31 39 93 403 1209 1279 3271 3837 9813 16627 39649 42523 49881 101401 118947 127569 304203 515437 1318213 1546311 3954639 4183609 12550827 54386917 129691879 163160751 389075637 1685994427 5057983281