Base | Representation |
---|---|
bin | 1100010000100… |
… | …11001101110100 |
3 | 21011111202210122 |
4 | 12020103031310 |
5 | 202311323111 |
6 | 14112111112 |
7 | 2356055420 |
oct | 610231564 |
9 | 234452718 |
10 | 102839156 |
11 | 53060642 |
12 | 2a535498 |
13 | 183c8b94 |
14 | d92db80 |
15 | 9065cdb |
hex | 6213374 |
102839156 has 12 divisors (see below), whose sum is σ = 205678368. Its totient is φ = 44073912.
The previous prime is 102839131. The next prime is 102839189. The reversal of 102839156 is 651938201.
102839156 is an admirable number.
It is a congruent number.
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, 1836386 + ... + 1836441.
It is an arithmetic number, because the mean of its divisors is an integer number (17139864).
Almost surely, 2102839156 is an apocalyptic number.
It is an amenable number.
102839156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102839156 is a wasteful number, since it uses less digits than its factorization.
102839156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3672838 (or 3672836 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 35.
The square root of 102839156 is about 10140.9642539553. The cubic root of 102839156 is about 468.5106863522.
The spelling of 102839156 in words is "one hundred two million, eight hundred thirty-nine thousand, one hundred fifty-six".
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