Base | Representation |
---|---|
bin | 1010010100000… |
… | …00110111001000 |
3 | 20000210012211220 |
4 | 11022000313020 |
5 | 134121323143 |
6 | 12330122040 |
7 | 2100221541 |
oct | 512006710 |
9 | 200705756 |
10 | 86511048 |
11 | 44919038 |
12 | 24b80320 |
13 | 14bccb90 |
14 | b6bd4c8 |
15 | 78dcd83 |
hex | 5280dc8 |
86511048 has 32 divisors (see below), whose sum is σ = 232915200. Its totient is φ = 26618688.
The previous prime is 86511043. The next prime is 86511053. The reversal of 86511048 is 84011568.
It is an interprime number because it is at equal distance from previous prime (86511043) and next prime (86511053).
It is a super-2 number, since 2×865110482 = 14968322852116608, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (86511041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138328 + ... + 138951.
It is an arithmetic number, because the mean of its divisors is an integer number (7278600).
Almost surely, 286511048 is an apocalyptic number.
It is an amenable number.
86511048 is an abundant number, since it is smaller than the sum of its proper divisors (146404152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86511048 is a wasteful number, since it uses less digits than its factorization.
86511048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 277301 (or 277297 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 33.
The square root of 86511048 is about 9301.1315440649. The cubic root of 86511048 is about 442.2730989035.
The spelling of 86511048 in words is "eighty-six million, five hundred eleven thousand, forty-eight".
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