Base | Representation |
---|---|
bin | 1001100011111… |
… | …10100011011000 |
3 | 12120221002121210 |
4 | 10301332203120 |
5 | 131013211021 |
6 | 11543103120 |
7 | 1662526536 |
oct | 461764330 |
9 | 176832553 |
10 | 80210136 |
11 | 41305076 |
12 | 22a41aa0 |
13 | 13804c26 |
14 | a91d156 |
15 | 7095e76 |
hex | 4c7e8d8 |
80210136 has 32 divisors (see below), whose sum is σ = 205191360. Its totient is φ = 26114592.
The previous prime is 80210111. The next prime is 80210167. The reversal of 80210136 is 63101208.
It is a congruent number.
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, 37830 + ... + 39893.
It is an arithmetic number, because the mean of its divisors is an integer number (6412230).
Almost surely, 280210136 is an apocalyptic number.
80210136 is a gapful number since it is divisible by the number (86) formed by its first and last digit.
It is an amenable number.
80210136 is an abundant number, since it is smaller than the sum of its proper divisors (124981224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80210136 is a wasteful number, since it uses less digits than its factorization.
80210136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77775 (or 77771 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 80210136 is about 8956.0111656920. The cubic root of 80210136 is about 431.2638784023.
The spelling of 80210136 in words is "eighty million, two hundred ten thousand, one hundred thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •