Base | Representation |
---|---|
bin | 1001101001101… |
… | …10101100110000 |
3 | 12122100102021111 |
4 | 10310312230300 |
5 | 131211330100 |
6 | 12011203104 |
7 | 2002120546 |
oct | 464665460 |
9 | 178312244 |
10 | 80964400 |
11 | 4177a830 |
12 | 23146494 |
13 | 13a0a33a |
14 | aa77d96 |
15 | 71946ba |
hex | 4d36b30 |
80964400 has 60 divisors (see below), whose sum is σ = 212211864. Its totient is φ = 29440000.
The previous prime is 80964391. The next prime is 80964407. The reversal of 80964400 is 446908.
It is not an unprimeable number, because it can be changed into a prime (80964407) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 4801 + ... + 13600.
Almost surely, 280964400 is an apocalyptic number.
80964400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
80964400 is an abundant number, since it is smaller than the sum of its proper divisors (131247464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80964400 is a wasteful number, since it uses less digits than its factorization.
80964400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18430 (or 18419 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 80964400 is about 8998.0220048631. The cubic root of 80964400 is about 432.6114740446.
The spelling of 80964400 in words is "eighty million, nine hundred sixty-four thousand, four hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •