Base | Representation |
---|---|
bin | 1011100111101000111 |
3 | 201100021121 |
4 | 1130331013 |
5 | 44140433 |
6 | 12054411 |
7 | 3144016 |
oct | 1347507 |
9 | 640247 |
10 | 380743 |
11 | 240070 |
12 | 164407 |
13 | 1043bc |
14 | 9ca7d |
15 | 77c2d |
hex | 5cf47 |
380743 has 4 divisors (see below), whose sum is σ = 415368. Its totient is φ = 346120.
The previous prime is 380729. The next prime is 380753. The reversal of 380743 is 347083.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 380743 - 29 = 380231 is a prime.
It is a Duffinian number.
380743 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380713) 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, 17296 + ... + 17317.
It is an arithmetic number, because the mean of its divisors is an integer number (103842).
2380743 is an apocalyptic number.
380743 is a deficient number, since it is larger than the sum of its proper divisors (34625).
380743 is a wasteful number, since it uses less digits than its factorization.
380743 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34624.
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 380743 is about 617.0437585779. The cubic root of 380743 is about 72.4787412898.
The spelling of 380743 in words is "three hundred eighty thousand, seven hundred forty-three".
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