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113131400154 = 2318855233359
BaseRepresentation
bin110100101011100101…
…0000010101111011010
3101211000022200120211120
41221113022002233122
53323143114301104
6123545530310110
711113334014653
oct1512712025732
9354008616746
10113131400154
1143a847a9423
1219b13588336
13a88c19a2c6
14569303252a
152e21e94cd9
hex1a57282bda

113131400154 has 8 divisors (see below), whose sum is σ = 226262800320. Its totient is φ = 37710466716.

The previous prime is 113131400153. The next prime is 113131400159. The reversal of 113131400154 is 451004131311.

It is a sphenic number, since it is the product of 3 distinct primes.

113131400154 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (113131400153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9427616674 + ... + 9427616685.

It is an arithmetic number, because the mean of its divisors is an integer number (28282850040).

Almost surely, 2113131400154 is an apocalyptic number.

113131400154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

113131400154 is a wasteful number, since it uses less digits than its factorization.

113131400154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18855233364.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 113131400154 its reverse (451004131311), we get a palindrome (564135531465).

The spelling of 113131400154 in words is "one hundred thirteen billion, one hundred thirty-one million, four hundred thousand, one hundred fifty-four".

Divisors: 1 2 3 6 18855233359 37710466718 56565700077 113131400154