Base | Representation |
---|---|
bin | 1010010111010… |
… | …01010001100101 |
3 | 20001120221111210 |
4 | 11023221101211 |
5 | 134224014400 |
6 | 12343222033 |
7 | 2103652446 |
oct | 513512145 |
9 | 201527453 |
10 | 86938725 |
11 | 45090395 |
12 | 25147919 |
13 | 1501c743 |
14 | b7912cd |
15 | 7974950 |
hex | 52e9465 |
86938725 has 48 divisors (see below), whose sum is σ = 151053824. Its totient is φ = 44064000.
The previous prime is 86938717. The next prime is 86938741. The reversal of 86938725 is 52783968.
86938725 = T30 + T31 + ... + T804.
It is not a de Polignac number, because 86938725 - 23 = 86938717 is a prime.
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 141519 + ... + 142131.
Almost surely, 286938725 is an apocalyptic number.
It is an amenable number.
86938725 is a deficient number, since it is larger than the sum of its proper divisors (64115099).
86938725 is a wasteful number, since it uses less digits than its factorization.
86938725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 718 (or 713 counting only the distinct ones).
The product of its digits is 725760, while the sum is 48.
The square root of 86938725 is about 9324.0937897471. The cubic root of 86938725 is about 443.0007099812. Note that the first 3 decimals are identical.
The spelling of 86938725 in words is "eighty-six million, nine hundred thirty-eight thousand, seven hundred twenty-five".
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