Base | Representation |
---|---|
bin | 10111001101011… |
… | …011011010010000 |
3 | 1000010201101001020 |
4 | 113031123122100 |
5 | 1244141133422 |
6 | 102350035440 |
7 | 12435545430 |
oct | 2715333220 |
9 | 1003641036 |
10 | 389396112 |
11 | 18a893076 |
12 | aa4a8b80 |
13 | 6289ac01 |
14 | 39a042c0 |
15 | 242bb95c |
hex | 1735b690 |
389396112 has 80 divisors (see below), whose sum is σ = 1160497152. Its totient is φ = 110206080.
The previous prime is 389396099. The next prime is 389396131. The reversal of 389396112 is 211693983.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30537 + ... + 41367.
Almost surely, 2389396112 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 389396112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580248576).
389396112 is an abundant number, since it is smaller than the sum of its proper divisors (771101040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389396112 is a wasteful number, since it uses less digits than its factorization.
389396112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10956 (or 10950 counting only the distinct ones).
The product of its digits is 69984, while the sum is 42.
The square root of 389396112 is about 19733.1222060778. The cubic root of 389396112 is about 730.2370606828.
The spelling of 389396112 in words is "three hundred eighty-nine million, three hundred ninety-six thousand, one hundred twelve".
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