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317947014 = 232711229399
BaseRepresentation
bin10010111100110…
…111110010000110
3211011021101022100
4102330313302012
51122343301024
651314412530
710610335140
oct2274676206
9734241270
10317947014
11153522330
128a591146
1350b42938
1430325c90
151cda67c9
hex12f37c86

317947014 has 48 divisors (see below), whose sum is σ = 858873600. Its totient is φ = 82583280.

The previous prime is 317947013. The next prime is 317947043. The reversal of 317947014 is 410749713.

317947014 is a `hidden beast` number, since 3 + 179 + 470 + 14 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 317947014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317947013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113314 + ... + 116085.

It is an arithmetic number, because the mean of its divisors is an integer number (17893200).

Almost surely, 2317947014 is an apocalyptic number.

317947014 is an abundant number, since it is smaller than the sum of its proper divisors (540926586).

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

317947014 is a wasteful number, since it uses less digits than its factorization.

317947014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229425 (or 229422 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 317947014 is about 17831.0687845681. The cubic root of 317947014 is about 682.5245074322.

The spelling of 317947014 in words is "three hundred seventeen million, nine hundred forty-seven thousand, fourteen".

Divisors: 1 2 3 6 7 9 11 14 18 21 22 33 42 63 66 77 99 126 154 198 231 462 693 1386 229399 458798 688197 1376394 1605793 2064591 2523389 3211586 4129182 4817379 5046778 7570167 9634758 14452137 15140334 17663723 22710501 28904274 35327446 45421002 52991169 105982338 158973507 317947014