Base | Representation |
---|---|
bin | 11100001001111110000101 |
3 | 111212222122112 |
4 | 130021332011 |
5 | 3342141434 |
6 | 422110405 |
7 | 116510366 |
oct | 34117605 |
9 | 14788575 |
10 | 7380869 |
11 | 41913a1 |
12 | 257b405 |
13 | 16b56a2 |
14 | da1b6d |
15 | 9abdce |
hex | 709f85 |
7380869 has 2 divisors, whose sum is σ = 7380870. Its totient is φ = 7380868.
The previous prime is 7380851. The next prime is 7380887. The reversal of 7380869 is 9680837.
It is a balanced prime because it is at equal distance from previous prime (7380851) and next prime (7380887).
It can be written as a sum of positive squares in only one way, i.e., 5313025 + 2067844 = 2305^2 + 1438^2 .
It is a cyclic number.
It is not a de Polignac number, because 7380869 - 28 = 7380613 is a prime.
It is a super-2 number, since 2×73808692 = 108954454390322, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (7380889) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3690434 + 3690435.
It is an arithmetic number, because the mean of its divisors is an integer number (3690435).
Almost surely, 27380869 is an apocalyptic number.
It is an amenable number.
7380869 is a deficient number, since it is larger than the sum of its proper divisors (1).
7380869 is an equidigital number, since it uses as much as digits as its factorization.
7380869 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72576, while the sum is 41.
The square root of 7380869 is about 2716.7754783935. The cubic root of 7380869 is about 194.7014409922.
Subtracting 7380869 from its reverse (9680837), we obtain a cube (2299968 = 1323).
The spelling of 7380869 in words is "seven million, three hundred eighty thousand, eight hundred sixty-nine".
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