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318494 = 21131467
BaseRepresentation
bin1001101110000011110
3121011220002
41031300132
540142434
610454302
72464361
oct1156036
9534802
10318494
111a8320
12134392
13b1c77
14840d8
156457e
hex4dc1e

318494 has 16 divisors (see below), whose sum is σ = 539136. Its totient is φ = 139800.

The previous prime is 318473. The next prime is 318503. The reversal of 318494 is 494813.

318494 = 62 + 72 + ... + 982.

318494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449 + ... + 915.

It is an arithmetic number, because the mean of its divisors is an integer number (33696).

2318494 is an apocalyptic number.

318494 is a deficient number, since it is larger than the sum of its proper divisors (220642).

318494 is a wasteful number, since it uses less digits than its factorization.

318494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511.

The product of its digits is 3456, while the sum is 29.

The square root of 318494 is about 564.3527265815. The cubic root of 318494 is about 68.2915681065.

The spelling of 318494 in words is "three hundred eighteen thousand, four hundred ninety-four".

Divisors: 1 2 11 22 31 62 341 467 682 934 5137 10274 14477 28954 159247 318494