Base | Representation |
---|---|
bin | 1010011010010… |
… | …00100010001010 |
3 | 20002022202201221 |
4 | 11031020202022 |
5 | 134324011111 |
6 | 12355432254 |
7 | 2110166140 |
oct | 515104212 |
9 | 202282657 |
10 | 87328906 |
11 | 45327555 |
12 | 252b568a |
13 | 15128212 |
14 | b853590 |
15 | 7a00371 |
hex | 534888a |
87328906 has 32 divisors (see below), whose sum is σ = 152917632. Its totient is φ = 36633600.
The previous prime is 87328897. The next prime is 87328919. The reversal of 87328906 is 60982378.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145006 + ... + 145606.
It is an arithmetic number, because the mean of its divisors is an integer number (4778676).
Almost surely, 287328906 is an apocalyptic number.
87328906 is a deficient number, since it is larger than the sum of its proper divisors (65588726).
87328906 is a wasteful number, since it uses less digits than its factorization.
87328906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 814.
The product of its (nonzero) digits is 145152, while the sum is 43.
The square root of 87328906 is about 9344.9936329566. The cubic root of 87328906 is about 443.6624500691.
The spelling of 87328906 in words is "eighty-seven million, three hundred twenty-eight thousand, nine hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •