Base | Representation |
---|---|
bin | 10110110100110… |
… | …101100000001111 |
3 | 222200120211210210 |
4 | 112310311200033 |
5 | 1241013340031 |
6 | 101555533503 |
7 | 12330005346 |
oct | 2664654017 |
9 | 880524723 |
10 | 382949391 |
11 | 18718a600 |
12 | a82ba293 |
13 | 61451796 |
14 | 38c06b5d |
15 | 23946746 |
hex | 16d3580f |
382949391 has 12 divisors (see below), whose sum is σ = 561237656. Its totient is φ = 232090320.
The previous prime is 382949383. The next prime is 382949401. The reversal of 382949391 is 193949283.
It is not a de Polignac number, because 382949391 - 23 = 382949383 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 382949391.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (382949311) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 527116 + ... + 527841.
Almost surely, 2382949391 is an apocalyptic number.
382949391 is a deficient number, since it is larger than the sum of its proper divisors (178288265).
382949391 is a wasteful number, since it uses less digits than its factorization.
382949391 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1054982 (or 1054971 counting only the distinct ones).
The product of its digits is 419904, while the sum is 48.
The square root of 382949391 is about 19569.0927485155. The cubic root of 382949391 is about 726.1847555498.
The spelling of 382949391 in words is "three hundred eighty-two million, nine hundred forty-nine thousand, three hundred ninety-one".
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