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380317 = 754331
BaseRepresentation
bin1011100110110011101
3201022200211
41130312131
544132232
612052421
73142540
oct1346635
9638624
10380317
1123a813
12164111
13104152
149c857
1577a47
hex5cd9d

380317 has 4 divisors (see below), whose sum is σ = 434656. Its totient is φ = 325980.

The previous prime is 380311. The next prime is 380327. The reversal of 380317 is 713083.

380317 is nontrivially palindromic in base 2.

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, and also an emirpimes, since its reverse is a distinct semiprime: 713083 = 7101869.

It is a cyclic number.

It is not a de Polignac number, because 380317 - 23 = 380309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 380317.

It is not an unprimeable number, because it can be changed into a prime (380311) 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, 27159 + ... + 27172.

It is an arithmetic number, because the mean of its divisors is an integer number (108664).

2380317 is an apocalyptic number.

It is an amenable number.

380317 is a deficient number, since it is larger than the sum of its proper divisors (54339).

380317 is an equidigital number, since it uses as much as digits as its factorization.

380317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54338.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 380317 is about 616.6984676485. The cubic root of 380317 is about 72.4516998942.

The spelling of 380317 in words is "three hundred eighty thousand, three hundred seventeen".

Divisors: 1 7 54331 380317