Base | Representation |
---|---|
bin | 1010011011110… |
… | …01111011000010 |
3 | 20002201001020101 |
4 | 11031321323002 |
5 | 134401444302 |
6 | 12404033014 |
7 | 2112001003 |
oct | 515717302 |
9 | 202631211 |
10 | 87531202 |
11 | 45455540 |
12 | 2539276a |
13 | 15199315 |
14 | b8a71aa |
15 | 7a40287 |
hex | 5379ec2 |
87531202 has 16 divisors (see below), whose sum is σ = 146282112. Its totient is φ = 38939920.
The previous prime is 87531173. The next prime is 87531217. The reversal of 87531202 is 20213578.
It is a super-2 number, since 2×875312022 = 15323422647129608, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41293 + ... + 43360.
It is an arithmetic number, because the mean of its divisors is an integer number (9142632).
Almost surely, 287531202 is an apocalyptic number.
87531202 is a deficient number, since it is larger than the sum of its proper divisors (58750910).
87531202 is a wasteful number, since it uses less digits than its factorization.
87531202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84713.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 87531202 is about 9355.8111353319. The cubic root of 87531202 is about 444.0047648489.
The spelling of 87531202 in words is "eighty-seven million, five hundred thirty-one thousand, two hundred two".
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