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113813050 = 25213213469
BaseRepresentation
bin1101100100010…
…10011000111010
321221011022011011
412302022120322
5213114004200
615143224134
72551252321
oct662123072
9257138134
10113813050
115927647a
123214804a
131a76bb00
14111890b8
159ed25ba
hex6c8a63a

113813050 has 36 divisors (see below), whose sum is σ = 229245930. Its totient is φ = 42020160.

The previous prime is 113813041. The next prime is 113813057. The reversal of 113813050 is 50318311.

It can be written as a sum of positive squares in 9 ways, for example, as 582169 + 113230881 = 763^2 + 10641^2 .

It is not an unprimeable number, because it can be changed into a prime (113813057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1716 + ... + 15184.

Almost surely, 2113813050 is an apocalyptic number.

113813050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113813050 is an abundant number, since it is smaller than the sum of its proper divisors (115432880).

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

113813050 is a wasteful number, since it uses less digits than its factorization.

113813050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13507 (or 13489 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 113813050 is about 10668.3199239618. The cubic root of 113813050 is about 484.6155595932.

The spelling of 113813050 in words is "one hundred thirteen million, eight hundred thirteen thousand, fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 169 325 338 650 845 1690 4225 8450 13469 26938 67345 134690 175097 336725 350194 673450 875485 1750970 2276261 4377425 4552522 8754850 11381305 22762610 56906525 113813050