Base | Representation |
---|---|
bin | 10010101001101010… |
… | …11100110000000011 |
3 | 221211211122220012022 |
4 | 21110311130300003 |
5 | 131001341412011 |
6 | 4333334152055 |
7 | 503065032410 |
oct | 112465346003 |
9 | 27754586168 |
10 | 10013232131 |
11 | 4279232561 |
12 | 1b354b262b |
13 | c37671236 |
14 | 6adc09107 |
15 | 3d91238db |
hex | 254d5cc03 |
10013232131 has 4 divisors (see below), whose sum is σ = 11443693872. Its totient is φ = 8582770392.
The previous prime is 10013232107. The next prime is 10013232149. The reversal of 10013232131 is 13123231001.
It is a semiprime because it is the product of two primes.
It is a de Polignac number, because none of the positive numbers 2k-10013232131 is a prime.
It is a super-2 number, since 2×100132321312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10013232181) 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, 715230860 + ... + 715230873.
It is an arithmetic number, because the mean of its divisors is an integer number (2860923468).
Almost surely, 210013232131 is an apocalyptic number.
10013232131 is a deficient number, since it is larger than the sum of its proper divisors (1430461741).
10013232131 is an equidigital number, since it uses as much as digits as its factorization.
10013232131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1430461740.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 10013232131 its reverse (13123231001), we get a palindrome (23136463132).
The spelling of 10013232131 in words is "ten billion, thirteen million, two hundred thirty-two thousand, one hundred thirty-one".
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