Base | Representation |
---|---|
bin | 1011100110110000101 |
3 | 201022122221 |
4 | 1130312011 |
5 | 44132133 |
6 | 12052341 |
7 | 3142504 |
oct | 1346605 |
9 | 638587 |
10 | 380293 |
11 | 23a7a1 |
12 | 1640b1 |
13 | 104134 |
14 | 9c83b |
15 | 77a2d |
hex | 5cd85 |
380293 has 4 divisors (see below), whose sum is σ = 383328. Its totient is φ = 377260.
The previous prime is 380291. The next prime is 380299. The reversal of 380293 is 392083.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 380293 - 21 = 380291 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380291) 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, 1321 + ... + 1582.
It is an arithmetic number, because the mean of its divisors is an integer number (95832).
2380293 is an apocalyptic number.
It is an amenable number.
380293 is a deficient number, since it is larger than the sum of its proper divisors (3035).
380293 is a wasteful number, since it uses less digits than its factorization.
380293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3034.
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 380293 is about 616.6790088855. The cubic root of 380293 is about 72.4501758346.
The spelling of 380293 in words is "three hundred eighty thousand, two hundred ninety-three".
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