Base | Representation |
---|---|
bin | 1000110011111… |
… | …10011110100000 |
3 | 12011002102221100 |
4 | 10121332132200 |
5 | 122410341433 |
6 | 11200154400 |
7 | 1555203306 |
oct | 431763640 |
9 | 164072840 |
10 | 73918368 |
11 | 387a7a67 |
12 | 20908a00 |
13 | 124111a4 |
14 | 9b62276 |
15 | 6751b13 |
hex | 467e7a0 |
73918368 has 36 divisors (see below), whose sum is σ = 210206178. Its totient is φ = 24639360.
The previous prime is 73918349. The next prime is 73918391. The reversal of 73918368 is 86381937.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 40602384 + 33315984 = 6372^2 + 5772^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128043 + ... + 128618.
Almost surely, 273918368 is an apocalyptic number.
It is an amenable number.
73918368 is an abundant number, since it is smaller than the sum of its proper divisors (136287810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73918368 is a wasteful number, since it uses less digits than its factorization.
73918368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256677 (or 256666 counting only the distinct ones).
The product of its digits is 217728, while the sum is 45.
The square root of 73918368 is about 8597.5791941686. The cubic root of 73918368 is about 419.6792108311.
The spelling of 73918368 in words is "seventy-three million, nine hundred eighteen thousand, three hundred sixty-eight".
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