Base | Representation |
---|---|
bin | 10010111010111… |
… | …011100001100111 |
3 | 211010022112011000 |
4 | 102322323201213 |
5 | 1122231004210 |
6 | 51255444343 |
7 | 10603115244 |
oct | 2272734147 |
9 | 733275130 |
10 | 317438055 |
11 | 153204a00 |
12 | 8a3866b3 |
13 | 509c508c |
14 | 302325cb |
15 | 1cd05ac0 |
hex | 12ebb867 |
317438055 has 48 divisors (see below), whose sum is σ = 620333280. Its totient is φ = 153901440.
The previous prime is 317438039. The next prime is 317438071. The reversal of 317438055 is 550834713.
It is an interprime number because it is at equal distance from previous prime (317438039) and next prime (317438071).
It is not a de Polignac number, because 317438055 - 24 = 317438039 is a prime.
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 6619 + ... + 26051.
It is an arithmetic number, because the mean of its divisors is an integer number (12923610).
Almost surely, 2317438055 is an apocalyptic number.
317438055 is a deficient number, since it is larger than the sum of its proper divisors (302895225).
317438055 is a wasteful number, since it uses less digits than its factorization.
317438055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19469 (or 19452 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 317438055 is about 17816.7913777986. The cubic root of 317438055 is about 682.1601254262.
The spelling of 317438055 in words is "three hundred seventeen million, four hundred thirty-eight thousand, fifty-five".
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