Base | Representation |
---|---|
bin | 1001101001011… |
… | …11011000101100 |
3 | 12122021220012000 |
4 | 10310233120230 |
5 | 131204400234 |
6 | 12010412300 |
7 | 2001634323 |
oct | 464573054 |
9 | 178256160 |
10 | 80934444 |
11 | 4175a278 |
12 | 23131090 |
13 | 139c9806 |
14 | aa6b0ba |
15 | 718a899 |
hex | 4d2f62c |
80934444 has 24 divisors (see below), whose sum is σ = 209830320. Its totient is φ = 26978112.
The previous prime is 80934439. The next prime is 80934449. The reversal of 80934444 is 44443908.
It is an interprime number because it is at equal distance from previous prime (80934439) and next prime (80934449).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 80934399 and 80934408.
It is not an unprimeable number, because it can be changed into a prime (80934449) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374589 + ... + 374804.
It is an arithmetic number, because the mean of its divisors is an integer number (8742930).
Almost surely, 280934444 is an apocalyptic number.
It is an amenable number.
80934444 is an abundant number, since it is smaller than the sum of its proper divisors (128895876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80934444 is a wasteful number, since it uses less digits than its factorization.
80934444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 749406 (or 749398 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The square root of 80934444 is about 8996.3572628037. The cubic root of 80934444 is about 432.5581135227.
It can be divided in two parts, 809 and 34444, that added together give a palindrome (35253).
The spelling of 80934444 in words is "eighty million, nine hundred thirty-four thousand, four hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •