Base | Representation |
---|---|
bin | 11101000000100010011101 |
3 | 112022100020202 |
4 | 131000202131 |
5 | 3421320011 |
6 | 430553245 |
7 | 121431131 |
oct | 35004235 |
9 | 15270222 |
10 | 7604381 |
11 | 4324314 |
12 | 2668825 |
13 | 1763345 |
14 | 101d3c1 |
15 | a0323b |
hex | 74089d |
7604381 has 2 divisors, whose sum is σ = 7604382. Its totient is φ = 7604380.
The previous prime is 7604371. The next prime is 7604407. The reversal of 7604381 is 1834067.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3960100 + 3644281 = 1990^2 + 1909^2 .
It is an emirp because it is prime and its reverse (1834067) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-7604381 is a prime.
It is a super-2 number, since 2×76043812 = 115653220786322, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (7604371) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3802190 + 3802191.
It is an arithmetic number, because the mean of its divisors is an integer number (3802191).
Almost surely, 27604381 is an apocalyptic number.
It is an amenable number.
7604381 is a deficient number, since it is larger than the sum of its proper divisors (1).
7604381 is an equidigital number, since it uses as much as digits as its factorization.
7604381 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 7604381 is about 2757.6042138059. The cubic root of 7604381 is about 196.6472855873.
The spelling of 7604381 in words is "seven million, six hundred four thousand, three hundred eighty-one".
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