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5157712511 = 72457230327
BaseRepresentation
bin1001100110110110…
…00111001001111111
3111022110010221110022
410303123013021333
541030333300021
62211443402355
7241545555500
oct46333071177
914273127408
105157712511
112207437826
12bbb3833bb
1364272b0c3
1436cdd6ba7
15202c0b1ab
hex1336c727f

5157712511 has 12 divisors (see below), whose sum is σ = 6012942768. Its totient is φ = 4411203552.

The previous prime is 5157712471. The next prime is 5157712519. The reversal of 5157712511 is 1152177515.

It is not a de Polignac number, because 5157712511 - 214 = 5157696127 is a prime.

It is a super-2 number, since 2×51577125112 = 53203996692251850242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5157712519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92771 + ... + 137556.

It is an arithmetic number, because the mean of its divisors is an integer number (501078564).

Almost surely, 25157712511 is an apocalyptic number.

5157712511 is a deficient number, since it is larger than the sum of its proper divisors (855230257).

5157712511 is a wasteful number, since it uses less digits than its factorization.

5157712511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230798 (or 230791 counting only the distinct ones).

The product of its digits is 12250, while the sum is 35.

The square root of 5157712511 is about 71817.2159791787. The cubic root of 5157712511 is about 1727.7691305671.

The spelling of 5157712511 in words is "five billion, one hundred fifty-seven million, seven hundred twelve thousand, five hundred eleven".

Divisors: 1 7 49 457 3199 22393 230327 1612289 11286023 105259439 736816073 5157712511