Base | Representation |
---|---|
bin | 11011110001101100000110… |
… | …01001000001001110010101 |
3 | 22000021021120001001210100000 |
4 | 31320312003021001032111 |
5 | 31001222221101033041 |
6 | 333524105241441513 |
7 | 15602644250233323 |
oct | 1570660311011625 |
9 | 260237501053300 |
10 | 61080930096021 |
11 | 1850a305731a80 |
12 | 6a25a87aa0299 |
13 | 2810ba38820c4 |
14 | 111249326ad13 |
15 | 70dcc62abbb6 |
hex | 378d83241395 |
61080930096021 has 96 divisors (see below), whose sum is σ = 100059368048640. Its totient is φ = 36927610473600.
The previous prime is 61080930096007. The next prime is 61080930096023. The reversal of 61080930096021 is 12069003908016.
It is a happy number.
61080930096021 is a `hidden beast` number, since 6 + 1 + 0 + 8 + 0 + 9 + 30 + 0 + 9 + 602 + 1 = 666.
It is not a de Polignac number, because 61080930096021 - 237 = 60943491142549 is a prime.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61080930096023) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6102595665 + ... + 6102605673.
It is an arithmetic number, because the mean of its divisors is an integer number (1042285083840).
Almost surely, 261080930096021 is an apocalyptic number.
It is an amenable number.
61080930096021 is a deficient number, since it is larger than the sum of its proper divisors (38978437952619).
61080930096021 is a wasteful number, since it uses less digits than its factorization.
61080930096021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15429 (or 15417 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 45.
The spelling of 61080930096021 in words is "sixty-one trillion, eighty billion, nine hundred thirty million, ninety-six thousand, twenty-one".
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