Base | Representation |
---|---|
bin | 1001100101101… |
… | …00101100011000 |
3 | 12121100100211010 |
4 | 10302310230120 |
5 | 131042310041 |
6 | 11551533520 |
7 | 1664442216 |
oct | 462645430 |
9 | 177310733 |
10 | 80431896 |
11 | 41446746 |
12 | 22b2a2a0 |
13 | 13881b4c |
14 | a979cb6 |
15 | 70dba16 |
hex | 4cb4b18 |
80431896 has 32 divisors (see below), whose sum is σ = 212909040. Its totient is φ = 25233408.
The previous prime is 80431889. The next prime is 80431903. The reversal of 80431896 is 69813408.
It is an interprime number because it is at equal distance from previous prime (80431889) and next prime (80431903).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98161 + ... + 98976.
Almost surely, 280431896 is an apocalyptic number.
It is an amenable number.
80431896 is an abundant number, since it is smaller than the sum of its proper divisors (132477144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80431896 is a wasteful number, since it uses less digits than its factorization.
80431896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197163 (or 197159 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 80431896 is about 8968.3831318694. The cubic root of 80431896 is about 431.6609565457.
The spelling of 80431896 in words is "eighty million, four hundred thirty-one thousand, eight hundred ninety-six".
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