Base | Representation |
---|---|
bin | 1001100101110… |
… | …00011110010000 |
3 | 12121101011001110 |
4 | 10302320132100 |
5 | 131043304001 |
6 | 11552133320 |
7 | 1664535312 |
oct | 462703620 |
9 | 177334043 |
10 | 80447376 |
11 | 41457339 |
12 | 22b37240 |
13 | 13888bc9 |
14 | a9817b2 |
15 | 70e13d6 |
hex | 4cb8790 |
80447376 has 40 divisors (see below), whose sum is σ = 216861120. Its totient is φ = 25649536.
The previous prime is 80447347. The next prime is 80447377. The reversal of 80447376 is 67374408.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (80447377) 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, 35331 + ... + 37538.
It is an arithmetic number, because the mean of its divisors is an integer number (5421528).
Almost surely, 280447376 is an apocalyptic number.
It is an amenable number.
80447376 is an abundant number, since it is smaller than the sum of its proper divisors (136413744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80447376 is a wasteful number, since it uses less digits than its factorization.
80447376 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72903 (or 72897 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 39.
The square root of 80447376 is about 8969.2461221666. The cubic root of 80447376 is about 431.6886473968.
The spelling of 80447376 in words is "eighty million, four hundred forty-seven thousand, three hundred seventy-six".
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