Base | Representation |
---|---|
bin | 111101000100101111… |
… | …0010000101111111110 |
3 | 110112112110002012011021 |
4 | 1322021132100233332 |
5 | 4122101242233043 |
6 | 140130232014354 |
7 | 12322103523046 |
oct | 1721136205776 |
9 | 415473065137 |
10 | 131155430398 |
11 | 50693904093 |
12 | 215038313ba |
13 | c4a2392565 |
14 | 64c2b16726 |
15 | 36294e83ed |
hex | 1e89790bfe |
131155430398 has 16 divisors (see below), whose sum is σ = 197626534560. Its totient is φ = 65280249856.
The previous prime is 131155430387. The next prime is 131155430477. The reversal of 131155430398 is 893034551131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719490 + ... + 883162.
It is an arithmetic number, because the mean of its divisors is an integer number (12351658410).
Almost surely, 2131155430398 is an apocalyptic number.
131155430398 is a deficient number, since it is larger than the sum of its proper divisors (66471104162).
131155430398 is a wasteful number, since it uses less digits than its factorization.
131155430398 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165491.
The product of its (nonzero) digits is 194400, while the sum is 43.
The spelling of 131155430398 in words is "one hundred thirty-one billion, one hundred fifty-five million, four hundred thirty thousand, three hundred ninety-eight".
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