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317452164 = 223236717167
BaseRepresentation
bin10010111010111…
…110111110000100
3211010100020111120
4102322332332010
51122231432124
651300033540
710603204341
oct2272767604
9733306446
10317452164
11153214567
128a3928b0
13509cb623
14302377c8
151cd09d79
hex12ebef84

317452164 has 48 divisors (see below), whose sum is σ = 784508928. Its totient is φ = 99700128.

The previous prime is 317452159. The next prime is 317452181. The reversal of 317452164 is 461254713.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9909 + ... + 27075.

It is an arithmetic number, because the mean of its divisors is an integer number (16343936).

Almost surely, 2317452164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 317452164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392254464).

317452164 is an abundant number, since it is smaller than the sum of its proper divisors (467056764).

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

317452164 is a wasteful number, since it uses less digits than its factorization.

317452164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17264 (or 17262 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 317452164 is about 17817.1873201131. The cubic root of 317452164 is about 682.1702318122.

The spelling of 317452164 in words is "three hundred seventeen million, four hundred fifty-two thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 23 46 67 69 92 134 138 201 268 276 402 804 1541 3082 4623 6164 9246 17167 18492 34334 51501 68668 103002 206004 394841 789682 1150189 1184523 1579364 2300378 2369046 3450567 4600756 4738092 6901134 13802268 26454347 52908694 79363041 105817388 158726082 317452164