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113842668 = 223131139521
BaseRepresentation
bin1101100100100…
…01100111101100
321221012210210010
412302101213230
5213120431133
615144013220
72551434552
oct662214754
9257183703
10113842668
1159296755
1232161210
131a77c434
1411195bd2
159edb263
hex6c919ec

113842668 has 48 divisors (see below), whose sum is σ = 270103680. Its totient is φ = 37315200.

The previous prime is 113842667. The next prime is 113842669. The reversal of 113842668 is 866248311.

It is an interprime number because it is at equal distance from previous prime (113842667) and next prime (113842669).

It is not an unprimeable number, because it can be changed into a prime (113842667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218248 + ... + 218768.

It is an arithmetic number, because the mean of its divisors is an integer number (5627160).

Almost surely, 2113842668 is an apocalyptic number.

It is an amenable number.

113842668 is an abundant number, since it is smaller than the sum of its proper divisors (156261012).

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

113842668 is a wasteful number, since it uses less digits than its factorization.

113842668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 796 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 113842668 is about 10669.7079622640. The cubic root of 113842668 is about 484.6575937265.

The spelling of 113842668 in words is "one hundred thirteen million, eight hundred forty-two thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 12 131 139 262 278 393 417 521 524 556 786 834 1042 1563 1572 1668 2084 3126 6252 18209 36418 54627 68251 72419 72836 109254 136502 144838 204753 217257 218508 273004 289676 409506 434514 819012 869028 9486889 18973778 28460667 37947556 56921334 113842668