Base | Representation |
---|---|
bin | 11101110010100110000110… |
… | …010010010001101010001000 |
3 | 122011220102010010022112221001 |
4 | 131302212012102101222020 |
5 | 114133113412424133334 |
6 | 1142353510214024344 |
7 | 36411620306200015 |
oct | 3562460622215210 |
9 | 564812103275831 |
10 | 131020230302344 |
11 | 38824405351759 |
12 | 128407220480b4 |
13 | 5815201b62416 |
14 | 244d5ad31a70c |
15 | 102320bdbd714 |
hex | 772986491a88 |
131020230302344 has 8 divisors (see below), whose sum is σ = 245662931816910. Its totient is φ = 65510115151168.
The previous prime is 131020230302317. The next prime is 131020230302413. The reversal of 131020230302344 is 443203032020131.
It is a happy number.
131020230302344 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 118866904812100 + 12153325490244 = 10902610^2 + 3486162^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8188764393889 + ... + 8188764393904.
Almost surely, 2131020230302344 is an apocalyptic number.
It is an amenable number.
131020230302344 is a deficient number, since it is larger than the sum of its proper divisors (114642701514566).
131020230302344 is a wasteful number, since it uses less digits than its factorization.
131020230302344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16377528787799 (or 16377528787795 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 131020230302344 its reverse (443203032020131), we get a palindrome (574223262322475).
The spelling of 131020230302344 in words is "one hundred thirty-one trillion, twenty billion, two hundred thirty million, three hundred two thousand, three hundred forty-four".
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