Base | Representation |
---|---|
bin | 101000100011100110… |
… | …0000100100100000100 |
3 | 22022210201010222222100 |
4 | 1101013030010210010 |
5 | 2411331441131201 |
6 | 104002120032100 |
7 | 6202156113234 |
oct | 1210714044404 |
9 | 268721128870 |
10 | 87093692676 |
11 | 33a33134411 |
12 | 14a67602630 |
13 | 829c9836c3 |
14 | 4302d23cc4 |
15 | 23eb143886 |
hex | 1447304904 |
87093692676 has 36 divisors (see below), whose sum is σ = 221196901744. Its totient is φ = 28893639600.
The previous prime is 87093692671. The next prime is 87093692683. The reversal of 87093692676 is 67629639078.
87093692676 is a `hidden beast` number, since 8 + 7 + 0 + 9 + 369 + 267 + 6 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×870936926762 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (87093692671) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5725270 + ... + 5740461.
Almost surely, 287093692676 is an apocalyptic number.
It is an amenable number.
87093692676 is an abundant number, since it is smaller than the sum of its proper divisors (134103209068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87093692676 is a wasteful number, since it uses less digits than its factorization.
87093692676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11465952 (or 11465947 counting only the distinct ones).
The product of its (nonzero) digits is 41150592, while the sum is 63.
The spelling of 87093692676 in words is "eighty-seven billion, ninety-three million, six hundred ninety-two thousand, six hundred seventy-six".
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