Base | Representation |
---|---|
bin | 1011100011000011000 |
3 | 201020001112 |
4 | 1130120120 |
5 | 44102032 |
6 | 12035452 |
7 | 3134120 |
oct | 1343030 |
9 | 636045 |
10 | 378392 |
11 | 239323 |
12 | 162b88 |
13 | 103301 |
14 | 9bc80 |
15 | 771b2 |
hex | 5c618 |
378392 has 32 divisors (see below), whose sum is σ = 842400. Its totient is φ = 155904.
The previous prime is 378379. The next prime is 378401. The reversal of 378392 is 293873.
378392 is nontrivially palindromic in base 13.
It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1508 + ... + 1740.
It is an arithmetic number, because the mean of its divisors is an integer number (26325).
2378392 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 378392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (421200).
378392 is an abundant number, since it is smaller than the sum of its proper divisors (464008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378392 is a wasteful number, since it uses less digits than its factorization.
378392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 275 (or 271 counting only the distinct ones).
The product of its digits is 9072, while the sum is 32.
The square root of 378392 is about 615.1357573739. The cubic root of 378392 is about 72.3292533582.
The spelling of 378392 in words is "three hundred seventy-eight thousand, three hundred ninety-two".
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