Base | Representation |
---|---|
bin | 101000110000100000… |
… | …1110110110011100100 |
3 | 22100220220220121002111 |
4 | 1101201001312303210 |
5 | 2413223432110000 |
6 | 104113124050404 |
7 | 6216002054464 |
oct | 1214101666344 |
9 | 270826817074 |
10 | 87527222500 |
11 | 34135920823 |
12 | 14b68833a04 |
13 | 833b734823 |
14 | 4344735ba4 |
15 | 242422bcba |
hex | 1461076ce4 |
87527222500 has 135 divisors (see below), whose sum is σ = 196620551127. Its totient is φ = 34081920000.
The previous prime is 87527222479. The next prime is 87527222527. The reversal of 87527222500 is 522272578.
The square root of 87527222500 is 295850.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 22 ways, for example, as 30536164516 + 56991057984 = 174746^2 + 238728^2 .
It is a super-2 number, since 2×875272225002 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 902342452 + ... + 902342548.
Almost surely, 287527222500 is an apocalyptic number.
87527222500 is the 295850-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 87527222500
87527222500 is an abundant number, since it is smaller than the sum of its proper divisors (109093328627).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87527222500 is an frugal number, since it uses more digits than its factorization.
87527222500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 340 (or 165 counting only the distinct ones).
The product of its (nonzero) digits is 156800, while the sum is 40.
The spelling of 87527222500 in words is "eighty-seven billion, five hundred twenty-seven million, two hundred twenty-two thousand, five hundred".
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