Base | Representation |
---|---|
bin | 10111011010101… |
… | …110001111010000 |
3 | 1000101021102120000 |
4 | 113122232033100 |
5 | 1301034143404 |
6 | 102552450000 |
7 | 12510301650 |
oct | 2732561720 |
9 | 1011242500 |
10 | 392881104 |
11 | 191853430 |
12 | ab6a9900 |
13 | 6351b235 |
14 | 3a270360 |
15 | 24759339 |
hex | 176ae3d0 |
392881104 has 400 divisors, whose sum is σ = 1474953216. Its totient is φ = 97977600.
The previous prime is 392881087. The next prime is 392881117. The reversal of 392881104 is 401188293.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3093489 + ... + 3093615.
Almost surely, 2392881104 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 392881104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (737476608).
392881104 is an abundant number, since it is smaller than the sum of its proper divisors (1082072112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
392881104 is a wasteful number, since it uses less digits than its factorization.
392881104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 196 (or 181 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 392881104 is about 19821.2286198409. The cubic root of 392881104 is about 732.4090699290.
The spelling of 392881104 in words is "three hundred ninety-two million, eight hundred eighty-one thousand, one hundred four".
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