Base | Representation |
---|---|
bin | 1010010111100… |
… | …10100111010111 |
3 | 20001122212222202 |
4 | 11023302213113 |
5 | 134231230413 |
6 | 12344115115 |
7 | 2104202132 |
oct | 513624727 |
9 | 201585882 |
10 | 86976983 |
11 | 45107105 |
12 | 25165a9b |
13 | 15033c92 |
14 | b7a1219 |
15 | 7980e58 |
hex | 52f29d7 |
86976983 has 4 divisors (see below), whose sum is σ = 87789960. Its totient is φ = 86164008.
The previous prime is 86976971. The next prime is 86976997. The reversal of 86976983 is 38967968.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 86976983 - 26 = 86976919 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86976083) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406328 + ... + 406541.
It is an arithmetic number, because the mean of its divisors is an integer number (21947490).
Almost surely, 286976983 is an apocalyptic number.
86976983 is a deficient number, since it is larger than the sum of its proper divisors (812977).
86976983 is a wasteful number, since it uses less digits than its factorization.
86976983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 812976.
The product of its digits is 3919104, while the sum is 56.
The square root of 86976983 is about 9326.1451307601. The cubic root of 86976983 is about 443.0656823155.
The spelling of 86976983 in words is "eighty-six million, nine hundred seventy-six thousand, nine hundred eighty-three".
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