Base | Representation |
---|---|
bin | 1010100000101011100010… |
… | …10111110111100100110011 |
3 | 10000211121000011001011201011 |
4 | 11100111301113313210303 |
5 | 11012141133000232011 |
6 | 121054004331251351 |
7 | 4603603454543404 |
oct | 520256127674463 |
9 | 100747004034634 |
10 | 23113121102131 |
11 | 7401246339075 |
12 | 27135895a9b57 |
13 | cb8733b16818 |
14 | 59c976a659ab |
15 | 2a135a6d8621 |
hex | 1505715f7933 |
23113121102131 has 4 divisors (see below), whose sum is σ = 23186964939832. Its totient is φ = 23039277264432.
The previous prime is 23113121102129. The next prime is 23113121102219. The reversal of 23113121102131 is 13120112131132.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23113121102131 - 21 = 23113121102129 is a prime.
It is a super-2 number, since 2×231131211021312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23113121102431) 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, 36921918381 + ... + 36921919006.
It is an arithmetic number, because the mean of its divisors is an integer number (5796741234958).
Almost surely, 223113121102131 is an apocalyptic number.
23113121102131 is a deficient number, since it is larger than the sum of its proper divisors (73843837701).
23113121102131 is an equidigital number, since it uses as much as digits as its factorization.
23113121102131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73843837700.
The product of its (nonzero) digits is 216, while the sum is 22.
Adding to 23113121102131 its reverse (13120112131132), we get a palindrome (36233233233263).
The spelling of 23113121102131 in words is "twenty-three trillion, one hundred thirteen billion, one hundred twenty-one million, one hundred two thousand, one hundred thirty-one".
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