Base | Representation |
---|---|
bin | 10010111001100… |
… | …100100001000000 |
3 | 211002122102021100 |
4 | 102321210201000 |
5 | 1122133103124 |
6 | 51244054400 |
7 | 10600102224 |
oct | 2271444100 |
9 | 732572240 |
10 | 317081664 |
11 | 152a91169 |
12 | 8a234400 |
13 | 508cbab3 |
14 | 3017c784 |
15 | 1cc851c9 |
hex | 12e64840 |
317081664 has 42 divisors (see below), whose sum is σ = 908858990. Its totient is φ = 105693696.
The previous prime is 317081641. The next prime is 317081683. The reversal of 317081664 is 466180713.
317081664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 262440000 + 54641664 = 16200^2 + 7392^2 .
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 274669 + ... + 275820.
Almost surely, 2317081664 is an apocalyptic number.
It is an amenable number.
317081664 is an abundant number, since it is smaller than the sum of its proper divisors (591777326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
317081664 is a wasteful number, since it uses less digits than its factorization.
317081664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550507 (or 550494 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 317081664 is about 17806.7870206840. The cubic root of 317081664 is about 681.9047404095.
The spelling of 317081664 in words is "three hundred seventeen million, eighty-one thousand, six hundred sixty-four".
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