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5135712738 = 231379833449
BaseRepresentation
bin1001100100001110…
…01100000111100010
3111020220202020102220
410302013030013202
541004220301423
62205340051510
7241160560302
oct46207140742
914226666386
105135712738
1121a5a80aa2
12bb3b33b96
1363acc76a0
1436a10b602
15200d129e3
hex1321cc1e2

5135712738 has 32 divisors (see below), whose sum is σ = 11201568000. Its totient is φ = 1560214656.

The previous prime is 5135712727. The next prime is 5135712763. The reversal of 5135712738 is 8372175315.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5135712738.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410563 + ... + 422886.

It is an arithmetic number, because the mean of its divisors is an integer number (350049000).

Almost surely, 25135712738 is an apocalyptic number.

5135712738 is an abundant number, since it is smaller than the sum of its proper divisors (6065855262).

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

5135712738 is a wasteful number, since it uses less digits than its factorization.

5135712738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833546.

The product of its digits is 176400, while the sum is 42.

The square root of 5135712738 is about 71663.8872654840. The cubic root of 5135712738 is about 1725.3090800084.

The spelling of 5135712738 in words is "five billion, one hundred thirty-five million, seven hundred twelve thousand, seven hundred thirty-eight".

Divisors: 1 2 3 6 13 26 39 78 79 158 237 474 1027 2054 3081 6162 833449 1666898 2500347 5000694 10834837 21669674 32504511 65009022 65842471 131684942 197527413 395054826 855952123 1711904246 2567856369 5135712738