Base | Representation |
---|---|
bin | 111101001001110000… |
… | …1110100011011010011 |
3 | 110112222012112021112102 |
4 | 1322103201310123103 |
5 | 4122422434310443 |
6 | 140155055551015 |
7 | 12326222505416 |
oct | 1722341643323 |
9 | 415865467472 |
10 | 131324135123 |
11 | 50770061485 |
12 | 2155022b46b |
13 | c4cb31013c |
14 | 64db2adb7d |
15 | 363921ecb8 |
hex | 1e938746d3 |
131324135123 has 8 divisors (see below), whose sum is σ = 131994451200. Its totient is φ = 130653923400.
The previous prime is 131324135119. The next prime is 131324135233. The reversal of 131324135123 is 321531423131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131324135123 - 22 = 131324135119 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131324135923) 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, 4373186 + ... + 4403112.
It is an arithmetic number, because the mean of its divisors is an integer number (16499306400).
Almost surely, 2131324135123 is an apocalyptic number.
131324135123 is a deficient number, since it is larger than the sum of its proper divisors (670316077).
131324135123 is a wasteful number, since it uses less digits than its factorization.
131324135123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52177.
The product of its digits is 6480, while the sum is 29.
Adding to 131324135123 its reverse (321531423131), we get a palindrome (452855558254).
The spelling of 131324135123 in words is "one hundred thirty-one billion, three hundred twenty-four million, one hundred thirty-five thousand, one hundred twenty-three".
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