Base | Representation |
---|---|
bin | 1101100101001… |
… | …11011100110001 |
3 | 21221101100102201 |
4 | 12302213130301 |
5 | 213131311311 |
6 | 15145543201 |
7 | 2552256334 |
oct | 662473461 |
9 | 257340381 |
10 | 113932081 |
11 | 5934794a |
12 | 321a4b01 |
13 | 1a7b1043 |
14 | 111ba61b |
15 | a0079c1 |
hex | 6ca7731 |
113932081 has 4 divisors (see below), whose sum is σ = 114829312. Its totient is φ = 113034852.
The previous prime is 113932061. The next prime is 113932123. The reversal of 113932081 is 180239311.
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, and also an emirpimes, since its reverse is a distinct semiprime: 180239311 = 7 ⋅25748473.
It is a cyclic number.
It is not a de Polignac number, because 113932081 - 213 = 113923889 is a prime.
It is a super-2 number, since 2×1139320812 = 25961038161981122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (113932061) 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, 448425 + ... + 448678.
It is an arithmetic number, because the mean of its divisors is an integer number (28707328).
Almost surely, 2113932081 is an apocalyptic number.
It is an amenable number.
113932081 is a deficient number, since it is larger than the sum of its proper divisors (897231).
113932081 is an equidigital number, since it uses as much as digits as its factorization.
113932081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 897230.
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 113932081 is about 10673.8971795685. The cubic root of 113932081 is about 484.7844452547.
The spelling of 113932081 in words is "one hundred thirteen million, nine hundred thirty-two thousand, eighty-one".
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