Base | Representation |
---|---|
bin | 1010010111011… |
… | …01010010010100 |
3 | 20001121210001100 |
4 | 11023231102110 |
5 | 134230031111 |
6 | 12343430100 |
7 | 2104051401 |
oct | 513552224 |
9 | 201553040 |
10 | 86955156 |
11 | 450a1772 |
12 | 25155330 |
13 | 15027072 |
14 | b7972a8 |
15 | 7979756 |
hex | 52ed494 |
86955156 has 36 divisors (see below), whose sum is σ = 220534132. Its totient is φ = 28888704.
The previous prime is 86955151. The next prime is 86955181. The reversal of 86955156 is 65155968.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 14976900 + 71978256 = 3870^2 + 8484^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×869551562 = 15122398309968672, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86955151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7410 + ... + 15126.
Almost surely, 286955156 is an apocalyptic number.
It is an amenable number.
86955156 is an abundant number, since it is smaller than the sum of its proper divisors (133578976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86955156 is a wasteful number, since it uses less digits than its factorization.
86955156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8040 (or 8035 counting only the distinct ones).
The product of its digits is 324000, while the sum is 45.
The square root of 86955156 is about 9324.9748525130. The cubic root of 86955156 is about 443.0286165563.
The spelling of 86955156 in words is "eighty-six million, nine hundred fifty-five thousand, one hundred fifty-six".
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