Base | Representation |
---|---|
bin | 1001101001100… |
… | …01101010101100 |
3 | 12122022101000002 |
4 | 10310301222230 |
5 | 131210200123 |
6 | 12010523432 |
7 | 2002003502 |
oct | 464615254 |
9 | 178271002 |
10 | 80943788 |
11 | 417662a2 |
12 | 23136578 |
13 | 13a00b43 |
14 | aa70672 |
15 | 718d528 |
hex | 4d31aac |
80943788 has 24 divisors (see below), whose sum is σ = 143640000. Its totient is φ = 39907728.
The previous prime is 80943761. The next prime is 80943829. The reversal of 80943788 is 88734908.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161963 + ... + 162461.
It is an arithmetic number, because the mean of its divisors is an integer number (5985000).
Almost surely, 280943788 is an apocalyptic number.
It is an amenable number.
80943788 is a deficient number, since it is larger than the sum of its proper divisors (62696212).
80943788 is a wasteful number, since it uses less digits than its factorization.
80943788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 989 (or 987 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 47.
The square root of 80943788 is about 8996.8765691211. The cubic root of 80943788 is about 432.5747593712.
The spelling of 80943788 in words is "eighty million, nine hundred forty-three thousand, seven hundred eighty-eight".
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