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380319 = 3331383
BaseRepresentation
bin1011100110110011111
3201022200220
41130312133
544132234
612052423
73142542
oct1346637
9638626
10380319
1123a815
12164113
13104154
149c859
1577a49
hex5cd9f

380319 has 8 divisors (see below), whose sum is σ = 509952. Its totient is φ = 252120.

The previous prime is 380311. The next prime is 380327. The reversal of 380319 is 913083.

It is an interprime number because it is at equal distance from previous prime (380311) and next prime (380327).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 380319 - 23 = 380311 is a prime.

It is a super-2 number, since 2×3803192 = 289285083522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802 + ... + 1184.

It is an arithmetic number, because the mean of its divisors is an integer number (63744).

2380319 is an apocalyptic number.

380319 is a deficient number, since it is larger than the sum of its proper divisors (129633).

380319 is a wasteful number, since it uses less digits than its factorization.

380319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 380319 is about 616.7000891844. The cubic root of 380319 is about 72.4518268963.

The spelling of 380319 in words is "three hundred eighty thousand, three hundred nineteen".

Divisors: 1 3 331 383 993 1149 126773 380319