Base | Representation |
---|---|
bin | 1001100010011… |
… | …11100111111000 |
3 | 12120120022221101 |
4 | 10301033213320 |
5 | 130441033122 |
6 | 11535021144 |
7 | 1661066242 |
oct | 461174770 |
9 | 176508841 |
10 | 80017912 |
11 | 41193707 |
12 | 2296a7b4 |
13 | 137685a0 |
14 | a8ad092 |
15 | 7059027 |
hex | 4c4f9f8 |
80017912 has 32 divisors (see below), whose sum is σ = 171082800. Its totient is φ = 34758144.
The previous prime is 80017907. The next prime is 80017921. The reversal of 80017912 is 21971008.
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, 20862 + ... + 24397.
Almost surely, 280017912 is an apocalyptic number.
It is an amenable number.
80017912 is an abundant number, since it is smaller than the sum of its proper divisors (91064888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80017912 is a wasteful number, since it uses less digits than its factorization.
80017912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45295 (or 45291 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 28.
The square root of 80017912 is about 8945.2731651974. The cubic root of 80017912 is about 430.9190941351.
The spelling of 80017912 in words is "eighty million, seventeen thousand, nine hundred twelve".
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