Base | Representation |
---|---|
bin | 1001001110111… |
… | …0010111011110 |
3 | 2200212102211110 |
4 | 2103232113132 |
5 | 34403200321 |
6 | 3502002450 |
7 | 650105061 |
oct | 223562736 |
9 | 80772743 |
10 | 38725086 |
11 | 1a94a804 |
12 | 10b76426 |
13 | 803b46a |
14 | 52008d8 |
15 | 35ee176 |
hex | 24ee5de |
38725086 has 32 divisors (see below), whose sum is σ = 80621568. Its totient is φ = 12390560.
The previous prime is 38725067. The next prime is 38725091. The reversal of 38725086 is 68052783.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13651 + ... + 16241.
It is an arithmetic number, because the mean of its divisors is an integer number (2519424).
Almost surely, 238725086 is an apocalyptic number.
38725086 is an abundant number, since it is smaller than the sum of its proper divisors (41896482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38725086 is a wasteful number, since it uses less digits than its factorization.
38725086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2696.
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 38725086 is about 6222.9483366006. The cubic root of 38725086 is about 338.3224342843.
The spelling of 38725086 in words is "thirty-eight million, seven hundred twenty-five thousand, eighty-six".
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