Base | Representation |
---|---|
bin | 1010011000000… |
… | …01111110011110 |
3 | 20001210002022002 |
4 | 11030001332132 |
5 | 134240234102 |
6 | 12345322302 |
7 | 2104553435 |
oct | 514017636 |
9 | 201702262 |
10 | 87039902 |
11 | 4514a404 |
12 | 25196392 |
13 | 15056801 |
14 | b7ba11c |
15 | 7994902 |
hex | 5301f9e |
87039902 has 8 divisors (see below), whose sum is σ = 130935000. Its totient is φ = 43394904.
The previous prime is 87039853. The next prime is 87039913. The reversal of 87039902 is 20993078.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 61652 + ... + 63047.
It is an arithmetic number, because the mean of its divisors is an integer number (16366875).
Almost surely, 287039902 is an apocalyptic number.
87039902 is a deficient number, since it is larger than the sum of its proper divisors (43895098).
87039902 is a wasteful number, since it uses less digits than its factorization.
87039902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125050.
The product of its (nonzero) digits is 27216, while the sum is 38.
The square root of 87039902 is about 9329.5177796068. The cubic root of 87039902 is about 443.1724942148.
The spelling of 87039902 in words is "eighty-seven million, thirty-nine thousand, nine hundred two".
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