Base | Representation |
---|---|
bin | 110100111110111101… |
… | …0111011000101110110 |
3 | 101212200122102200111000 |
4 | 1221331322323011312 |
5 | 3331011111414321 |
6 | 124134241424130 |
7 | 11135421621036 |
oct | 1517572730566 |
9 | 355618380430 |
10 | 113781748086 |
11 | 44288915456 |
12 | 1a07533b046 |
13 | a963b43776 |
14 | 57155638c6 |
15 | 2e5e10a826 |
hex | 1a7debb176 |
113781748086 has 16 divisors (see below), whose sum is σ = 252848329200. Its totient is φ = 37927249344.
The previous prime is 113781748081. The next prime is 113781748103. The reversal of 113781748086 is 680847187311.
113781748086 is a `hidden beast` number, since 1 + 1 + 3 + 7 + 81 + 7 + 480 + 86 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 2107069409 = 113781748086 / (1 + 1 + 3 + 7 + 8 + 1 + 7 + 4 + 8 + 0 + 8 + 6).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113781748081) 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, 1053534651 + ... + 1053534758.
It is an arithmetic number, because the mean of its divisors is an integer number (15803020575).
Almost surely, 2113781748086 is an apocalyptic number.
113781748086 is an abundant number, since it is smaller than the sum of its proper divisors (139066581114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
113781748086 is a wasteful number, since it uses less digits than its factorization.
113781748086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2107069420 (or 2107069414 counting only the distinct ones).
The product of its (nonzero) digits is 1806336, while the sum is 54.
The spelling of 113781748086 in words is "one hundred thirteen billion, seven hundred eighty-one million, seven hundred forty-eight thousand, eighty-six".
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