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113971204819 = 234754798863
BaseRepresentation
bin110101000100100110…
…1101001001011010011
3101220011211221002021001
41222021031221023103
53331403112023234
6124205130242431
711143212154033
oct1521115511323
9356154832231
10113971204819
114437585706a
121a108886417
13a994178b44
14573279d8c3
152e70a80d14
hex1a893692d3

113971204819 has 8 divisors (see below), whose sum is σ = 114053442560. Its totient is φ = 113889000456.

The previous prime is 113971204799. The next prime is 113971204843. The reversal of 113971204819 is 918402179311.

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 113971204819 - 211 = 113971202771 is a prime.

It is a super-2 number, since 2×1139712048192 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113971204519) 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, 12854782 + ... + 12863644.

It is an arithmetic number, because the mean of its divisors is an integer number (14256680320).

Almost surely, 2113971204819 is an apocalyptic number.

113971204819 is a deficient number, since it is larger than the sum of its proper divisors (82237741).

113971204819 is an equidigital number, since it uses as much as digits as its factorization.

113971204819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16689.

The product of its (nonzero) digits is 108864, while the sum is 46.

The spelling of 113971204819 in words is "one hundred thirteen billion, nine hundred seventy-one million, two hundred four thousand, eight hundred nineteen".

Divisors: 1 2347 5479 8863 12859213 20801461 48560377 113971204819