Base | Representation |
---|---|
bin | 10010111000001… |
… | …100011100000101 |
3 | 211001222002101202 |
4 | 102320030130011 |
5 | 1122040032101 |
6 | 51232232245 |
7 | 10564040360 |
oct | 2270143405 |
9 | 731862352 |
10 | 316720901 |
11 | 152865112 |
12 | 8a09b685 |
13 | 50803823 |
14 | 300c70d7 |
15 | 1cc1336b |
hex | 12e0c705 |
316720901 has 8 divisors (see below), whose sum is σ = 362117184. Its totient is φ = 271362240.
The previous prime is 316720891. The next prime is 316720903. The reversal of 316720901 is 109027613.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 316720901 - 26 = 316720837 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (316720903) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11846 + ... + 27816.
It is an arithmetic number, because the mean of its divisors is an integer number (45264648).
Almost surely, 2316720901 is an apocalyptic number.
It is an amenable number.
316720901 is a deficient number, since it is larger than the sum of its proper divisors (45396283).
316720901 is a wasteful number, since it uses less digits than its factorization.
316720901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18811.
The product of its (nonzero) digits is 2268, while the sum is 29.
The square root of 316720901 is about 17796.6542080246. The cubic root of 316720901 is about 681.6460275021.
The spelling of 316720901 in words is "three hundred sixteen million, seven hundred twenty thousand, nine hundred one".
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