Base | Representation |
---|---|
bin | 111101000011000111… |
… | …1001000110110100001 |
3 | 110112101122220122211111 |
4 | 1322012033020312201 |
5 | 4121443342243431 |
6 | 140121012143321 |
7 | 12320544153160 |
oct | 1720617106641 |
9 | 415348818744 |
10 | 131101134241 |
11 | 50666199630 |
12 | 214a9607b41 |
13 | c49406185c |
14 | 64b98213d7 |
15 | 36248707b1 |
hex | 1e863c8da1 |
131101134241 has 16 divisors (see below), whose sum is σ = 167251949568. Its totient is φ = 99780987600.
The previous prime is 131101134239. The next prime is 131101134247. The reversal of 131101134241 is 142431101131.
It is not a de Polignac number, because 131101134241 - 21 = 131101134239 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131101134247) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19794505 + ... + 19801126.
It is an arithmetic number, because the mean of its divisors is an integer number (10453246848).
Almost surely, 2131101134241 is an apocalyptic number.
131101134241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
131101134241 is a deficient number, since it is larger than the sum of its proper divisors (36150815327).
131101134241 is a wasteful number, since it uses less digits than its factorization.
131101134241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39595692.
The product of its (nonzero) digits is 288, while the sum is 22.
Adding to 131101134241 its reverse (142431101131), we get a palindrome (273532235372).
The spelling of 131101134241 in words is "one hundred thirty-one billion, one hundred one million, one hundred thirty-four thousand, two hundred forty-one".
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