Base | Representation |
---|---|
bin | 1010010110110… |
… | …11011001101110 |
3 | 20001111001120020 |
4 | 11023123121232 |
5 | 134220210102 |
6 | 12342103010 |
7 | 2103325002 |
oct | 513333156 |
9 | 201431506 |
10 | 86881902 |
11 | 45051728 |
12 | 2511aa66 |
13 | 14ccc913 |
14 | b778702 |
15 | 7962bbc |
hex | 52db66e |
86881902 has 48 divisors (see below), whose sum is σ = 187719168. Its totient is φ = 26777520.
The previous prime is 86881891. The next prime is 86881903. The reversal of 86881902 is 20918868.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86881903) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97953 + ... + 98835.
It is an arithmetic number, because the mean of its divisors is an integer number (3910816).
Almost surely, 286881902 is an apocalyptic number.
86881902 is an abundant number, since it is smaller than the sum of its proper divisors (100837266).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86881902 is a wasteful number, since it uses less digits than its factorization.
86881902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 965 (or 942 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 42.
The square root of 86881902 is about 9321.0461859171. The cubic root of 86881902 is about 442.9041741142.
The spelling of 86881902 in words is "eighty-six million, eight hundred eighty-one thousand, nine hundred two".
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