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317214054 = 2327323307
BaseRepresentation
bin10010111010000…
…100110101100110
3211002220010212200
4102322010311212
51122201322204
651250555330
710601163213
oct2272046546
9732803780
10317214054
11153071683
128a298b46
1350947131
14301b4b0a
151ccae539
hex12e84d66

317214054 has 36 divisors (see below), whose sum is σ = 697051836. Its totient is φ = 104258016.

The previous prime is 317214049. The next prime is 317214059. The reversal of 317214054 is 450412713.

It is an interprime number because it is at equal distance from previous prime (317214049) and next prime (317214059).

It is a super-2 number, since 2×3172140542 = 201249512110229832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317214059) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 94269 + ... + 97575.

It is an arithmetic number, because the mean of its divisors is an integer number (19362551).

Almost surely, 2317214054 is an apocalyptic number.

317214054 is an abundant number, since it is smaller than the sum of its proper divisors (379837782).

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

317214054 is a wasteful number, since it uses less digits than its factorization.

317214054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3461 (or 3385 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 317214054 is about 17810.5040355404. The cubic root of 317214054 is about 681.9996316392. Note that the first 3 decimals are identical.

Adding to 317214054 its reverse (450412713), we get a palindrome (767626767).

The spelling of 317214054 in words is "three hundred seventeen million, two hundred fourteen thousand, fifty-four".

Divisors: 1 2 3 6 9 18 73 146 219 438 657 1314 3307 5329 6614 9921 10658 15987 19842 29763 31974 47961 59526 95922 241411 482822 724233 1448466 2172699 4345398 17623003 35246006 52869009 105738018 158607027 317214054