Base | Representation |
---|---|
bin | 1001010000001100010… |
… | …01001010100101001000 |
3 | 1010101122010121012201220 |
4 | 10220012021022211020 |
5 | 20202110221131312 |
6 | 402015541042040 |
7 | 31653421620612 |
oct | 4500611124510 |
9 | 1111563535656 |
10 | 317930645832 |
11 | 112919619968 |
12 | 5174a3b6320 |
13 | 23c99888607 |
14 | 11560677db2 |
15 | 840b917c8c |
hex | 4a0624a948 |
317930645832 has 64 divisors (see below), whose sum is σ = 845569886400. Its totient is φ = 99270205440.
The previous prime is 317930645803. The next prime is 317930645899. The reversal of 317930645832 is 238546039713.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 1760457 + ... + 1932632.
It is an arithmetic number, because the mean of its divisors is an integer number (13212029475).
It is a 1-persistent number, because it is pandigital, but 2⋅317930645832 = 635861291664 is not.
Almost surely, 2317930645832 is an apocalyptic number.
It is an amenable number.
317930645832 is an abundant number, since it is smaller than the sum of its proper divisors (527639240568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
317930645832 is a wasteful number, since it uses less digits than its factorization.
317930645832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3693326 (or 3693322 counting only the distinct ones).
The product of its (nonzero) digits is 3265920, while the sum is 51.
The spelling of 317930645832 in words is "three hundred seventeen billion, nine hundred thirty million, six hundred forty-five thousand, eight hundred thirty-two".
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