Base | Representation |
---|---|
bin | 1001101001100… |
… | …00100001000100 |
3 | 12122022010112120 |
4 | 10310300201010 |
5 | 131210022301 |
6 | 12010445540 |
7 | 2001653661 |
oct | 464604104 |
9 | 178263476 |
10 | 80939076 |
11 | 417627a9 |
12 | 231338b0 |
13 | 139cb95a |
14 | aa6ca68 |
15 | 718be36 |
hex | 4d30844 |
80939076 has 24 divisors (see below), whose sum is σ = 192877440. Its totient is φ = 26405472.
The previous prime is 80939051. The next prime is 80939081. The reversal of 80939076 is 67093908.
It is a happy number.
It is a super-2 number, since 2×809390762 = 13102268047467552, which contains 22 as substring.
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, 71191 + ... + 72318.
It is an arithmetic number, because the mean of its divisors is an integer number (8036560).
Almost surely, 280939076 is an apocalyptic number.
It is an amenable number.
80939076 is an abundant number, since it is smaller than the sum of its proper divisors (111938364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80939076 is a wasteful number, since it uses less digits than its factorization.
80939076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143563 (or 143561 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 42.
The square root of 80939076 is about 8996.6146966512. The cubic root of 80939076 is about 432.5663653492.
The spelling of 80939076 in words is "eighty million, nine hundred thirty-nine thousand, seventy-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •