Base | Representation |
---|---|
bin | 110100101101000010… |
… | …0111010101010000001 |
3 | 101211010201212102111002 |
4 | 1221122010322222001 |
5 | 3323243134403334 |
6 | 123554440301345 |
7 | 11114500265405 |
oct | 1513204725201 |
9 | 354121772432 |
10 | 113180387969 |
11 | 43aaa418720 |
12 | 19b27a71855 |
13 | a89938ca8c |
14 | 5699745105 |
15 | 2e2641eb7e |
hex | 1a5a13aa81 |
113180387969 has 4 divisors (see below), whose sum is σ = 123469514160. Its totient is φ = 102891261780.
The previous prime is 113180387953. The next prime is 113180387993. The reversal of 113180387969 is 969783081311.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 113180387969 - 24 = 113180387953 is a prime.
It is a super-2 number, since 2×1131803879692 (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 (113180387869) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5144563079 + ... + 5144563100.
It is an arithmetic number, because the mean of its divisors is an integer number (30867378540).
Almost surely, 2113180387969 is an apocalyptic number.
It is an amenable number.
113180387969 is a deficient number, since it is larger than the sum of its proper divisors (10289126191).
113180387969 is a wasteful number, since it uses less digits than its factorization.
113180387969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10289126190.
The product of its (nonzero) digits is 1959552, while the sum is 56.
The spelling of 113180387969 in words is "one hundred thirteen billion, one hundred eighty million, three hundred eighty-seven thousand, nine hundred sixty-nine".
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