Base | Representation |
---|---|
bin | 1010001111111… |
… | …10101101100110 |
3 | 12222210010120211 |
4 | 11013332231212 |
5 | 134002243313 |
6 | 12310450034 |
7 | 2062541413 |
oct | 507765546 |
9 | 188703524 |
10 | 85977958 |
11 | 44594570 |
12 | 2496391a |
13 | 14a74341 |
14 | b5c110a |
15 | 7834e3d |
hex | 51feb66 |
85977958 has 8 divisors (see below), whose sum is σ = 140691240. Its totient is φ = 39080880.
The previous prime is 85977937. The next prime is 85977961.
85977958 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1954023 + ... + 1954066.
It is an arithmetic number, because the mean of its divisors is an integer number (17586405).
Almost surely, 285977958 is an apocalyptic number.
85977958 is a deficient number, since it is larger than the sum of its proper divisors (54713282).
85977958 is a wasteful number, since it uses less digits than its factorization.
85977958 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3908102.
The product of its digits is 6350400, while the sum is 58.
The square root of 85977958 is about 9272.4299943434. The cubic root of 85977958 is about 441.3627823641.
The spelling of 85977958 in words is "eighty-five million, nine hundred seventy-seven thousand, nine hundred fifty-eight".
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