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7137983013 = 374730723557
BaseRepresentation
bin1101010010111010…
…01111101000100101
3200102110101002220020
412221131033220211
5104104310424023
63140143425353
7341612566050
oct65135175045
920373332806
107137983013
113033229317
1214725b5259
13899a881b5
144b9dd7a97
152bb9c2de3
hex1a974fa25

7137983013 has 32 divisors (see below), whose sum is σ = 11145007104. Its totient is φ = 3978891072.

The previous prime is 7137982987. The next prime is 7137983029. The reversal of 7137983013 is 3103897317.

It is a de Polignac number, because none of the positive numbers 2k-7137983013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7137983113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291231 + ... + 314787.

It is an arithmetic number, because the mean of its divisors is an integer number (348281472).

Almost surely, 27137983013 is an apocalyptic number.

It is an amenable number.

7137983013 is a deficient number, since it is larger than the sum of its proper divisors (4007024091).

7137983013 is a wasteful number, since it uses less digits than its factorization.

7137983013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23921.

The product of its (nonzero) digits is 95256, while the sum is 42.

The square root of 7137983013 is about 84486.5848108444. The cubic root of 7137983013 is about 1925.4186316608.

The spelling of 7137983013 in words is "seven billion, one hundred thirty-seven million, nine hundred eighty-three thousand, thirteen".

Divisors: 1 3 7 21 47 141 307 329 921 987 2149 6447 14429 23557 43287 70671 101003 164899 303009 494697 1107179 3321537 7231999 7750253 21695997 23250759 50623993 151871979 339903953 1019711859 2379327671 7137983013