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317056120 = 23517227427
BaseRepresentation
bin10010111001011…
…110010001111000
3211002121010020021
4102321132101320
51122131243440
651243340224
710566634603
oct2271362170
9732533207
10317056120
11152a73a57
128a221674
13508c0294
143017333a
151cc7c84a
hex12e5e478

317056120 has 48 divisors (see below), whose sum is σ = 757835640. Its totient is φ = 119357952.

The previous prime is 317056093. The next prime is 317056169. The reversal of 317056120 is 21650713.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2154 + ... + 25273.

Almost surely, 2317056120 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 317056120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378917820).

317056120 is an abundant number, since it is smaller than the sum of its proper divisors (440779520).

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

317056120 is a wasteful number, since it uses less digits than its factorization.

317056120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27472 (or 27451 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 317056120 is about 17806.0697516324. The cubic root of 317056120 is about 681.8864285733.

The spelling of 317056120 in words is "three hundred seventeen million, fifty-six thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 289 340 578 680 1156 1445 2312 2890 5780 11560 27427 54854 109708 137135 219416 274270 466259 548540 932518 1097080 1865036 2331295 3730072 4662590 7926403 9325180 15852806 18650360 31705612 39632015 63411224 79264030 158528060 317056120