Base | Representation |
---|---|
bin | 1010011001110… |
… | …00110110101000 |
3 | 20002012111122012 |
4 | 11030320312220 |
5 | 134314432210 |
6 | 12354215052 |
7 | 2106510656 |
oct | 514706650 |
9 | 202174565 |
10 | 87264680 |
11 | 45293278 |
12 | 25284488 |
13 | 15104c09 |
14 | b837dd6 |
15 | 79db305 |
hex | 5338da8 |
87264680 has 32 divisors (see below), whose sum is σ = 199117440. Its totient is φ = 34413120.
The previous prime is 87264677. The next prime is 87264703. The reversal of 87264680 is 8646278.
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 7 ways as a sum of consecutive naturals, for example, 12524 + ... + 18203.
It is an arithmetic number, because the mean of its divisors is an integer number (6222420).
Almost surely, 287264680 is an apocalyptic number.
It is an amenable number.
87264680 is an abundant number, since it is smaller than the sum of its proper divisors (111852760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87264680 is a wasteful number, since it uses less digits than its factorization.
87264680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30809 (or 30805 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 41.
The square root of 87264680 is about 9341.5566154683. The cubic root of 87264680 is about 443.5536596195.
The spelling of 87264680 in words is "eighty-seven million, two hundred sixty-four thousand, six hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.026 sec. • engine limits •