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107870860031 = 1127971118563
BaseRepresentation
bin110010001110110011…
…0101011001011111111
3101022102201001110102012
41210131212223023333
53231404420010111
6121315530521435
710536066116204
oct1443546531377
9338381043365
10107870860031
1141825319800
1218aa589627b
13a23137867c
14531450dcab
152c1522648b
hex191d9ab2ff

107870860031 has 12 divisors (see below), whose sum is σ = 118717671576. Its totient is φ = 97941288720.

The previous prime is 107870860021. The next prime is 107870860043. The reversal of 107870860031 is 130068078701.

It is a de Polignac number, because none of the positive numbers 2k-107870860031 is a prime.

It is a super-2 number, since 2×1078708600312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107870860021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462845 + ... + 655718.

It is an arithmetic number, because the mean of its divisors is an integer number (9893139298).

Almost surely, 2107870860031 is an apocalyptic number.

107870860031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

107870860031 is a deficient number, since it is larger than the sum of its proper divisors (10846811545).

107870860031 is a wasteful number, since it uses less digits than its factorization.

107870860031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119382 (or 1119371 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 41.

The spelling of 107870860031 in words is "one hundred seven billion, eight hundred seventy million, eight hundred sixty thousand, thirty-one".

Divisors: 1 11 121 797 8767 96437 1118563 12304193 135346123 891494711 9806441821 107870860031