Base | Representation |
---|---|
bin | 10110110100011… |
… | …110111101010101 |
3 | 222200102011010120 |
4 | 112310132331111 |
5 | 1241002411140 |
6 | 101553542153 |
7 | 12326142204 |
oct | 2664367525 |
9 | 880364116 |
10 | 382857045 |
11 | 18712718a |
12 | a8274959 |
13 | 6141b73c |
14 | 38bc123b |
15 | 239291d0 |
hex | 16d1ef55 |
382857045 has 16 divisors (see below), whose sum is σ = 622614912. Its totient is φ = 200842560.
The previous prime is 382857031. The next prime is 382857047. The reversal of 382857045 is 540758283.
It is not a de Polignac number, because 382857045 - 29 = 382856533 is a prime.
It is a super-2 number, since 2×3828570452 = 293159033812264050, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 382856988 and 382857006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (382857047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208297 + ... + 210126.
It is an arithmetic number, because the mean of its divisors is an integer number (38913432).
Almost surely, 2382857045 is an apocalyptic number.
It is an amenable number.
382857045 is a deficient number, since it is larger than the sum of its proper divisors (239757867).
382857045 is a wasteful number, since it uses less digits than its factorization.
382857045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418492.
The product of its (nonzero) digits is 268800, while the sum is 42.
The square root of 382857045 is about 19566.7331202733. The cubic root of 382857045 is about 726.1263791254.
The spelling of 382857045 in words is "three hundred eighty-two million, eight hundred fifty-seven thousand, forty-five".
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