Base | Representation |
---|---|
bin | 10010111001110… |
… | …011111001000001 |
3 | 211002202121122211 |
4 | 102321303321001 |
5 | 1122142112031 |
6 | 51245302121 |
7 | 10600453642 |
oct | 2271637101 |
9 | 732677584 |
10 | 317144641 |
11 | 153024510 |
12 | 8a264941 |
13 | 50921668 |
14 | 301976c9 |
15 | 1cc98bb1 |
hex | 12e73e41 |
317144641 has 8 divisors (see below), whose sum is σ = 346852224. Its totient is φ = 287583120.
The previous prime is 317144629. The next prime is 317144657. The reversal of 317144641 is 146441713.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-317144641 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (317144441) 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, 31945 + ... + 40678.
It is an arithmetic number, because the mean of its divisors is an integer number (43356528).
Almost surely, 2317144641 is an apocalyptic number.
It is an amenable number.
317144641 is a deficient number, since it is larger than the sum of its proper divisors (29707583).
317144641 is a wasteful number, since it uses less digits than its factorization.
317144641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73031.
The product of its digits is 8064, while the sum is 31.
The square root of 317144641 is about 17808.5552754849. Note that the first 3 decimals coincide. The cubic root of 317144641 is about 681.9498827991.
The spelling of 317144641 in words is "three hundred seventeen million, one hundred forty-four thousand, six hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •