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5137557315 = 3511157198323
BaseRepresentation
bin1001100100011100…
…01110011101000011
3111021001012221201120
410302032032131003
541010203313230
62205443403323
7241212342132
oct46216163503
914231187646
105137557315
1121a7020940
12bb4683543
1363b4c2157
1436a46b919
15201079310
hex13238e743

5137557315 has 32 divisors (see below), whose sum is σ = 9024535296. Its totient is φ = 2475058560.

The previous prime is 5137557259. The next prime is 5137557319.

5137557315 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5137557315 - 217 = 5137426243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5137557319) 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, 73257 + ... + 125066.

It is an arithmetic number, because the mean of its divisors is an integer number (282016728).

Almost surely, 25137557315 is an apocalyptic number.

5137557315 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5137557315 is a deficient number, since it is larger than the sum of its proper divisors (3886977981).

5137557315 is a wasteful number, since it uses less digits than its factorization.

5137557315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198499.

The product of its digits is 275625, while the sum is 42.

The square root of 5137557315 is about 71676.7557510801. The cubic root of 5137557315 is about 1725.5156131405.

The spelling of 5137557315 in words is "five billion, one hundred thirty-seven million, five hundred fifty-seven thousand, three hundred fifteen".

Divisors: 1 3 5 11 15 33 55 157 165 471 785 1727 2355 5181 8635 25905 198323 594969 991615 2181553 2974845 6544659 10907765 31136711 32723295 93410133 155683555 342503821 467050665 1027511463 1712519105 5137557315