Base | Representation |
---|---|
bin | 10110101011101… |
… | …010011101001001 |
3 | 222112001200101101 |
4 | 112223222131021 |
5 | 1234404413331 |
6 | 101432221401 |
7 | 12300402115 |
oct | 2653523511 |
9 | 875050341 |
10 | 380544841 |
11 | 185897a76 |
12 | a753a861 |
13 | 60abc181 |
14 | 3877c745 |
15 | 2361e061 |
hex | 16aea749 |
380544841 has 2 divisors, whose sum is σ = 380544842. Its totient is φ = 380544840.
The previous prime is 380544811. The next prime is 380544859. The reversal of 380544841 is 148445083.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 309900816 + 70644025 = 17604^2 + 8405^2 .
It is a cyclic number.
It is not a de Polignac number, because 380544841 - 221 = 378447689 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 380544841.
It is not a weakly prime, because it can be changed into another prime (380544811) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190272420 + 190272421.
It is an arithmetic number, because the mean of its divisors is an integer number (190272421).
Almost surely, 2380544841 is an apocalyptic number.
It is an amenable number.
380544841 is a deficient number, since it is larger than the sum of its proper divisors (1).
380544841 is an equidigital number, since it uses as much as digits as its factorization.
380544841 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 61440, while the sum is 37.
The square root of 380544841 is about 19507.5585607220. The cubic root of 380544841 is about 724.6616517135.
The spelling of 380544841 in words is "three hundred eighty million, five hundred forty-four thousand, eight hundred forty-one".
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