Base | Representation |
---|---|
bin | 1001101001111… |
… | …00101010101010 |
3 | 12122101122210202 |
4 | 10310330222222 |
5 | 131213120332 |
6 | 12011512202 |
7 | 2002252034 |
oct | 464745252 |
9 | 178348722 |
10 | 80988842 |
11 | 41797130 |
12 | 23158662 |
13 | 13a184bc |
14 | aa82c54 |
15 | 719ba62 |
hex | 4d3caaa |
80988842 has 24 divisors (see below), whose sum is σ = 138559680. Its totient is φ = 35207480.
The previous prime is 80988839. The next prime is 80988857. The reversal of 80988842 is 24888908.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8159 + ... + 15117.
It is an arithmetic number, because the mean of its divisors is an integer number (5773320).
Almost surely, 280988842 is an apocalyptic number.
80988842 is a deficient number, since it is larger than the sum of its proper divisors (57570838).
80988842 is a wasteful number, since it uses less digits than its factorization.
80988842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7018 (or 6995 counting only the distinct ones).
The product of its (nonzero) digits is 294912, while the sum is 47.
The square root of 80988842 is about 8999.3800897617. The cubic root of 80988842 is about 432.6550027469.
The spelling of 80988842 in words is "eighty million, nine hundred eighty-eight thousand, eight hundred forty-two".
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