Base | Representation |
---|---|
bin | 10010111001110… |
… | …011100110100100 |
3 | 211002202120001002 |
4 | 102321303212210 |
5 | 1122142042320 |
6 | 51245252432 |
7 | 10600450334 |
oct | 2271634644 |
9 | 732676032 |
10 | 317143460 |
11 | 153023637 |
12 | 8a264118 |
13 | 50920c6a |
14 | 301970c4 |
15 | 1cc98675 |
hex | 12e739a4 |
317143460 has 12 divisors (see below), whose sum is σ = 666001308. Its totient is φ = 126857376.
The previous prime is 317143403. The next prime is 317143471. The reversal of 317143460 is 64341713.
It can be written as a sum of positive squares in 2 ways, for example, as 176199076 + 140944384 = 13274^2 + 11872^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7928567 + ... + 7928606.
It is an arithmetic number, because the mean of its divisors is an integer number (55500109).
Almost surely, 2317143460 is an apocalyptic number.
It is an amenable number.
317143460 is an abundant number, since it is smaller than the sum of its proper divisors (348857848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
317143460 is a wasteful number, since it uses less digits than its factorization.
317143460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15857182 (or 15857180 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 29.
The square root of 317143460 is about 17808.5221172336. The cubic root of 317143460 is about 681.9490363043.
The spelling of 317143460 in words is "three hundred seventeen million, one hundred forty-three thousand, four hundred sixty".
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