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318014300 = 22523180143
BaseRepresentation
bin10010111101001…
…000001101011100
3211011101210121102
4102331020031130
51122402424200
651320052232
710611035252
oct2275101534
9734353542
10318014300
1115356893a
128a604078
1350b67456
14303425d2
151cdbb6d5
hex12f4835c

318014300 has 18 divisors (see below), whose sum is σ = 690091248. Its totient is φ = 127205680.

The previous prime is 318014299. The next prime is 318014303. The reversal of 318014300 is 3410813.

It is a happy number.

It is a super-2 number, since 2×3180143002 = 202266190008980000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318014303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1589972 + ... + 1590171.

Almost surely, 2318014300 is an apocalyptic number.

It is an amenable number.

318014300 is an abundant number, since it is smaller than the sum of its proper divisors (372076948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

318014300 is a wasteful number, since it uses less digits than its factorization.

318014300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3180157 (or 3180150 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 318014300 is about 17832.9554477097. The cubic root of 318014300 is about 682.5726507839.

The spelling of 318014300 in words is "three hundred eighteen million, fourteen thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 3180143 6360286 12720572 15900715 31801430 63602860 79503575 159007150 318014300