Base | Representation |
---|---|
bin | 1010010001111… |
… | …10011011111010 |
3 | 20000021101121221 |
4 | 11020332123322 |
5 | 134034121340 |
6 | 12320222254 |
7 | 2065006366 |
oct | 510763372 |
9 | 200241557 |
10 | 86238970 |
11 | 44752684 |
12 | 24a6a98a |
13 | 14b3609c |
14 | b64c2a6 |
15 | 788744a |
hex | 523e6fa |
86238970 has 8 divisors (see below), whose sum is σ = 155230164. Its totient is φ = 34495584.
The previous prime is 86238941. The next prime is 86238991. The reversal of 86238970 is 7983268.
It can be written as a sum of positive squares in 2 ways, for example, as 86099841 + 139129 = 9279^2 + 373^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4311939 + ... + 4311958.
Almost surely, 286238970 is an apocalyptic number.
86238970 is a deficient number, since it is larger than the sum of its proper divisors (68991194).
86238970 is a wasteful number, since it uses less digits than its factorization.
86238970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8623904.
The product of its (nonzero) digits is 145152, while the sum is 43.
The square root of 86238970 is about 9286.4939562787. The cubic root of 86238970 is about 441.8089610734.
The spelling of 86238970 in words is "eighty-six million, two hundred thirty-eight thousand, nine hundred seventy".
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