Base | Representation |
---|---|
bin | 111101001001101011… |
… | …0001111111110001111 |
3 | 110112221222211012011210 |
4 | 1322103112033332033 |
5 | 4122421200232343 |
6 | 140154510545503 |
7 | 12326154644223 |
oct | 1722326177617 |
9 | 415858735153 |
10 | 131321102223 |
11 | 5076937a853 |
12 | 2154b208293 |
13 | c4ca7ba81c |
14 | 64dab20783 |
15 | 3638d21333 |
hex | 1e9358ff8f |
131321102223 has 32 divisors (see below), whose sum is σ = 191108505600. Its totient is φ = 79874449920.
The previous prime is 131321102179. The next prime is 131321102249. The reversal of 131321102223 is 322201123131.
It is not a de Polignac number, because 131321102223 - 29 = 131321101711 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 131321102223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131321102293) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 382978 + ... + 639776.
It is an arithmetic number, because the mean of its divisors is an integer number (5972140800).
Almost surely, 2131321102223 is an apocalyptic number.
131321102223 is a deficient number, since it is larger than the sum of its proper divisors (59787403377).
131321102223 is a wasteful number, since it uses less digits than its factorization.
131321102223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257127.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 131321102223 its reverse (322201123131), we get a palindrome (453522225354).
The spelling of 131321102223 in words is "one hundred thirty-one billion, three hundred twenty-one million, one hundred two thousand, two hundred twenty-three".
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