Base | Representation |
---|---|
bin | 1001100101110… |
… | …10001000011100 |
3 | 12121101111101011 |
4 | 10302322020130 |
5 | 131044013142 |
6 | 11552225004 |
7 | 1664564161 |
oct | 462721034 |
9 | 177344334 |
10 | 80454172 |
11 | 41461457 |
12 | 22b3b164 |
13 | 1388c026 |
14 | a984068 |
15 | 70e3417 |
hex | 4cba21c |
80454172 has 12 divisors (see below), whose sum is σ = 140938336. Its totient is φ = 40186080.
The previous prime is 80454139. The next prime is 80454193. The reversal of 80454172 is 27145408.
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
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, 5604 + ... + 13867.
Almost surely, 280454172 is an apocalyptic number.
It is an amenable number.
80454172 is a deficient number, since it is larger than the sum of its proper divisors (60484164).
80454172 is a wasteful number, since it uses less digits than its factorization.
80454172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20508 (or 20506 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 31.
The square root of 80454172 is about 8969.6249642892. The cubic root of 80454172 is about 431.7008030593.
The spelling of 80454172 in words is "eighty million, four hundred fifty-four thousand, one hundred seventy-two".
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