Base | Representation |
---|---|
bin | 10010111011100… |
… | …100001100100010 |
3 | 211010121222122220 |
4 | 102323210030202 |
5 | 1122301322032 |
6 | 51303211510 |
7 | 10604411025 |
oct | 2273441442 |
9 | 733558586 |
10 | 317604642 |
11 | 153309083 |
12 | 8a446b96 |
13 | 50a52b54 |
14 | 302771bc |
15 | 1cd3a12c |
hex | 12ee4322 |
317604642 has 48 divisors (see below), whose sum is σ = 679801152. Its totient is φ = 98899200.
The previous prime is 317604619. The next prime is 317604643. The reversal of 317604642 is 246406713.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (317604643) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261228 + ... + 262440.
It is an arithmetic number, because the mean of its divisors is an integer number (14162524).
Almost surely, 2317604642 is an apocalyptic number.
317604642 is an abundant number, since it is smaller than the sum of its proper divisors (362196510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
317604642 is a wasteful number, since it uses less digits than its factorization.
317604642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1403 (or 1386 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 33.
The square root of 317604642 is about 17821.4657646334. The cubic root of 317604642 is about 682.2794338856.
The spelling of 317604642 in words is "three hundred seventeen million, six hundred four thousand, six hundred forty-two".
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