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318000982 = 21312230807
BaseRepresentation
bin10010111101000…
…100111101010110
3211011101010100011
4102331010331112
51122402012412
651315510434
710610651365
oct2275047526
9734333304
10318000982
11153559932
128a5b841a
1350b61380
143033b7dc
151cdb77a7
hex12f44f56

318000982 has 8 divisors (see below), whose sum is σ = 513693936. Its totient is φ = 146769672.

The previous prime is 318000937. The next prime is 318000983. The reversal of 318000982 is 289000813.

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

It is a super-2 number, since 2×3180009822 = 202249249105928648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318000983) 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, 6115378 + ... + 6115429.

It is an arithmetic number, because the mean of its divisors is an integer number (64211742).

Almost surely, 2318000982 is an apocalyptic number.

318000982 is a deficient number, since it is larger than the sum of its proper divisors (195692954).

318000982 is a wasteful number, since it uses less digits than its factorization.

318000982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12230822.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 318000982 is about 17832.5820340185. The cubic root of 318000982 is about 682.5631222507.

The spelling of 318000982 in words is "three hundred eighteen million, nine hundred eighty-two", and thus it is an aban number.

Divisors: 1 2 13 26 12230807 24461614 159000491 318000982