Base | Representation |
---|---|
bin | 1010011001010… |
… | …10110110011101 |
3 | 20002002120221221 |
4 | 11030222312131 |
5 | 134311113300 |
6 | 12353053341 |
7 | 2106151522 |
oct | 514526635 |
9 | 202076857 |
10 | 87207325 |
11 | 45254177 |
12 | 25257251 |
13 | 150b4a8a |
14 | b821149 |
15 | 79c931a |
hex | 532ad9d |
87207325 has 12 divisors (see below), whose sum is σ = 110439360. Its totient is φ = 68280560.
The previous prime is 87207301. The next prime is 87207343. The reversal of 87207325 is 52370278.
It is not a de Polignac number, because 87207325 - 223 = 78818717 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35935 + ... + 38284.
It is an arithmetic number, because the mean of its divisors is an integer number (9203280).
Almost surely, 287207325 is an apocalyptic number.
It is an amenable number.
87207325 is a deficient number, since it is larger than the sum of its proper divisors (23232035).
87207325 is a wasteful number, since it uses less digits than its factorization.
87207325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74276 (or 74271 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 34.
The square root of 87207325 is about 9338.4862263645. The cubic root of 87207325 is about 443.4564626180.
The spelling of 87207325 in words is "eighty-seven million, two hundred seven thousand, three hundred twenty-five".
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