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113431854351 = 353713407889
BaseRepresentation
bin110100110100100010…
…0001011110100001111
3101211210021001020111210
41221221010023310033
53324302023314401
6124035422145503
711123642565504
oct1515104136417
9354707036453
10113431854351
1144119363082
1219b98122293
13a9094c6a5a
1456c0cc34ab
152e3d5434d6
hex1a6910bd0f

113431854351 has 8 divisors (see below), whose sum is σ = 154096104240. Its totient is φ = 74194420352.

The previous prime is 113431854307. The next prime is 113431854383. The reversal of 113431854351 is 153458134311.

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

It is a cyclic number.

It is not a de Polignac number, because 113431854351 - 218 = 113431592207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113431855351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356703786 + ... + 356704103.

It is an arithmetic number, because the mean of its divisors is an integer number (19262013030).

Almost surely, 2113431854351 is an apocalyptic number.

113431854351 is a deficient number, since it is larger than the sum of its proper divisors (40664249889).

113431854351 is an equidigital number, since it uses as much as digits as its factorization.

113431854351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713407945.

The product of its digits is 86400, while the sum is 39.

Adding to 113431854351 its reverse (153458134311), we get a palindrome (266889988662).

The spelling of 113431854351 in words is "one hundred thirteen billion, four hundred thirty-one million, eight hundred fifty-four thousand, three hundred fifty-one".

Divisors: 1 3 53 159 713407889 2140223667 37810618117 113431854351