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319385 = 5115807
BaseRepresentation
bin1001101111110011001
3121020010002
41031332121
540210020
610502345
72500103
oct1157631
9536102
10319385
111a8a60
121349b5
13b24b1
1484573
1564975
hex4df99

319385 has 8 divisors (see below), whose sum is σ = 418176. Its totient is φ = 232240.

The previous prime is 319357. The next prime is 319387. The reversal of 319385 is 583913.

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

It is not a de Polignac number, because 319385 - 26 = 319321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (319387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2849 + ... + 2958.

It is an arithmetic number, because the mean of its divisors is an integer number (52272).

2319385 is an apocalyptic number.

It is an amenable number.

319385 is a deficient number, since it is larger than the sum of its proper divisors (98791).

319385 is a wasteful number, since it uses less digits than its factorization.

319385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5823.

The product of its digits is 3240, while the sum is 29.

The square root of 319385 is about 565.1415751827. The cubic root of 319385 is about 68.3551916324.

The spelling of 319385 in words is "three hundred nineteen thousand, three hundred eighty-five".

Divisors: 1 5 11 55 5807 29035 63877 319385