Base | Representation |
---|---|
bin | 10010111010111… |
… | …110011110001001 |
3 | 211010100010200220 |
4 | 102322332132021 |
5 | 1122231400441 |
6 | 51300020253 |
7 | 10603165362 |
oct | 2272763611 |
9 | 733303626 |
10 | 317450121 |
11 | 153212a7a |
12 | 8a391689 |
13 | 509ca711 |
14 | 30236b69 |
15 | 1cd09466 |
hex | 12ebe789 |
317450121 has 16 divisors (see below), whose sum is σ = 435388800. Its totient is φ = 205590528.
The previous prime is 317450113. The next prime is 317450131. The reversal of 317450121 is 121054713.
It is not a de Polignac number, because 317450121 - 23 = 317450113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 317450091 and 317450100.
It is not an unprimeable number, because it can be changed into a prime (317450131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83500 + ... + 87218.
It is an arithmetic number, because the mean of its divisors is an integer number (27211800).
Almost surely, 2317450121 is an apocalyptic number.
It is an amenable number.
317450121 is a deficient number, since it is larger than the sum of its proper divisors (117938679).
317450121 is a wasteful number, since it uses less digits than its factorization.
317450121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4528.
The product of its (nonzero) digits is 840, while the sum is 24.
The square root of 317450121 is about 17817.1299877393. The cubic root of 317450121 is about 682.1687684140.
The spelling of 317450121 in words is "three hundred seventeen million, four hundred fifty thousand, one hundred twenty-one".
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