Base | Representation |
---|---|
bin | 11011110011101010001110… |
… | …10011100001110100100100 |
3 | 22000111202100020220121210100 |
4 | 31321311013103201310210 |
5 | 31003324411244213011 |
6 | 334015144450024100 |
7 | 15610562305310064 |
oct | 1571650723416444 |
9 | 260452306817710 |
10 | 61148645694756 |
11 | 18535aa4397614 |
12 | 6a37025878030 |
13 | 28173a5956619 |
14 | 11158787153a4 |
15 | 71093b07cd56 |
hex | 379d474e1d24 |
61148645694756 has 36 divisors (see below), whose sum is σ = 155518471103632. Its totient is φ = 20257833541104.
The previous prime is 61148645694749. The next prime is 61148645694803. The reversal of 61148645694756 is 65749654684116.
61148645694756 is a `hidden beast` number, since 6 + 1 + 1 + 4 + 8 + 6 + 4 + 569 + 4 + 7 + 56 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5210342266 + ... + 5210354001.
Almost surely, 261148645694756 is an apocalyptic number.
It is an amenable number.
61148645694756 is an abundant number, since it is smaller than the sum of its proper divisors (94369825408876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61148645694756 is a wasteful number, since it uses less digits than its factorization.
61148645694756 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10420696440 (or 10420696435 counting only the distinct ones).
The product of its digits is 1045094400, while the sum is 72.
The spelling of 61148645694756 in words is "sixty-one trillion, one hundred forty-eight billion, six hundred forty-five million, six hundred ninety-four thousand, seven hundred fifty-six".
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