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317003130 = 23256752571
BaseRepresentation
bin10010111001010…
…001010101111010
3211002111102112200
4102321101111322
51122123100010
651242251030
710566324243
oct2271212572
9732442480
10317003130
11152a38164
128a1b6a76
13508a2122
143015bcca
151cc6bcc0
hex12e5157a

317003130 has 48 divisors (see below), whose sum is σ = 836525664. Its totient is φ = 83270880.

The previous prime is 317003119. The next prime is 317003149. The reversal of 317003130 is 31300713.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20256 + ... + 32315.

It is an arithmetic number, because the mean of its divisors is an integer number (17427618).

Almost surely, 2317003130 is an apocalyptic number.

317003130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

317003130 is an abundant number, since it is smaller than the sum of its proper divisors (519522534).

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

317003130 is a wasteful number, since it uses less digits than its factorization.

317003130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52651 (or 52648 counting only the distinct ones).

The product of its (nonzero) digits is 189, while the sum is 18.

The square root of 317003130 is about 17804.5817137050. The cubic root of 317003130 is about 681.8484382694.

Adding to 317003130 its reverse (31300713), we get a palindrome (348303843).

The spelling of 317003130 in words is "three hundred seventeen million, three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 67 90 134 201 335 402 603 670 1005 1206 2010 3015 6030 52571 105142 157713 262855 315426 473139 525710 788565 946278 1577130 2365695 3522257 4731390 7044514 10566771 17611285 21133542 31700313 35222570 52833855 63400626 105667710 158501565 317003130