Base | Representation |
---|---|
bin | 10110101110100… |
… | …001010100111100 |
3 | 222120110201212201 |
4 | 112232201110330 |
5 | 1240102401014 |
6 | 101500241244 |
7 | 12306641656 |
oct | 2656412474 |
9 | 876421781 |
10 | 381293884 |
11 | 186259814 |
12 | a7840224 |
13 | 60cc20aa |
14 | 388d56d6 |
15 | 2371ae74 |
hex | 16ba153c |
381293884 has 36 divisors (see below), whose sum is σ = 711319000. Its totient is φ = 178801920.
The previous prime is 381293821. The next prime is 381293897. The reversal of 381293884 is 488392183.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 576514 + ... + 577174.
Almost surely, 2381293884 is an apocalyptic number.
381293884 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
It is an amenable number.
381293884 is a deficient number, since it is larger than the sum of its proper divisors (330025116).
381293884 is a wasteful number, since it uses less digits than its factorization.
381293884 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1198 (or 1179 counting only the distinct ones).
The product of its digits is 331776, while the sum is 46.
The square root of 381293884 is about 19526.7479115187. The cubic root of 381293884 is about 725.1368011372.
The spelling of 381293884 in words is "three hundred eighty-one million, two hundred ninety-three thousand, eight hundred eighty-four".
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