Base | Representation |
---|---|
bin | 11101001010111101… |
… | …001010110101000001 |
3 | 2222211220110201200002 |
4 | 131022331022311001 |
5 | 1003122003221233 |
6 | 22220030005345 |
7 | 2156124220523 |
oct | 351275126501 |
9 | 88756421602 |
10 | 31322320193 |
11 | 123136a683a |
12 | 60a1946855 |
13 | 2c52316598 |
14 | 1731cd9a13 |
15 | c34c776e8 |
hex | 74af4ad41 |
31322320193 has 8 divisors (see below), whose sum is σ = 32085662400. Its totient is φ = 30560565168.
The previous prime is 31322320171. The next prime is 31322320201. The reversal of 31322320193 is 39102322313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31322320193 - 26 = 31322320129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31322320163) 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, 356798 + ... + 435831.
It is an arithmetic number, because the mean of its divisors is an integer number (4010707800).
Almost surely, 231322320193 is an apocalyptic number.
It is an amenable number.
31322320193 is a deficient number, since it is larger than the sum of its proper divisors (763342207).
31322320193 is an equidigital number, since it uses as much as digits as its factorization.
31322320193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 793591.
The product of its (nonzero) digits is 5832, while the sum is 29.
The spelling of 31322320193 in words is "thirty-one billion, three hundred twenty-two million, three hundred twenty thousand, one hundred ninety-three".
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