Base | Representation |
---|---|
bin | 1001100011011… |
… | …10001001010100 |
3 | 12120210200102202 |
4 | 10301232021110 |
5 | 131004033212 |
6 | 11541424032 |
7 | 1662126602 |
oct | 461561124 |
9 | 176720382 |
10 | 80142932 |
11 | 41269631 |
12 | 22a0b018 |
13 | 137b046c |
14 | a902872 |
15 | 70810c2 |
hex | 4c6e254 |
80142932 has 12 divisors (see below), whose sum is σ = 140325780. Its totient is φ = 40049856.
The previous prime is 80142929. The next prime is 80142941. The reversal of 80142932 is 23924108.
It can be written as a sum of positive squares in 2 ways, for example, as 21864976 + 58277956 = 4676^2 + 7634^2 .
It is a junction number, because it is equal to n+sod(n) for n = 80142895 and 80142904.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5294 + ... + 13722.
It is an arithmetic number, because the mean of its divisors is an integer number (11693815).
Almost surely, 280142932 is an apocalyptic number.
It is an amenable number.
80142932 is a deficient number, since it is larger than the sum of its proper divisors (60182848).
80142932 is a wasteful number, since it uses less digits than its factorization.
80142932 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10810 (or 10808 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 80142932 is about 8952.2584859911. The cubic root of 80142932 is about 431.1434000469.
The spelling of 80142932 in words is "eighty million, one hundred forty-two thousand, nine hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •