Base | Representation |
---|---|
bin | 1011100111000101000 |
3 | 201022212222 |
4 | 1130320220 |
5 | 44133311 |
6 | 12053212 |
7 | 3143126 |
oct | 1347050 |
9 | 638788 |
10 | 380456 |
11 | 23a92a |
12 | 164208 |
13 | 10422b |
14 | 9c916 |
15 | 77adb |
hex | 5ce28 |
380456 has 16 divisors (see below), whose sum is σ = 751200. Its totient is φ = 180144.
The previous prime is 380453. The next prime is 380459. The reversal of 380456 is 654083.
It is an interprime number because it is at equal distance from previous prime (380453) and next prime (380459).
It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (380453) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100 + ... + 1403.
It is an arithmetic number, because the mean of its divisors is an integer number (46950).
2380456 is an apocalyptic number.
It is an amenable number.
380456 is a deficient number, since it is larger than the sum of its proper divisors (370744).
380456 is a wasteful number, since it uses less digits than its factorization.
380456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2528 (or 2524 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 380456 is about 616.8111542441. The cubic root of 380456 is about 72.4605254789.
The spelling of 380456 in words is "three hundred eighty thousand, four hundred fifty-six".
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