Base | Representation |
---|---|
bin | 1110000110110011110110… |
… | …10010000000100110010011 |
3 | 11001211111212120210100221121 |
4 | 13003121323102000212103 |
5 | 13031214104431132243 |
6 | 145550312251303111 |
7 | 6351100333402501 |
oct | 703317322004623 |
9 | 131744776710847 |
10 | 31020322130323 |
11 | 997a710165279 |
12 | 358bb4314aa97 |
13 | 1440285a5b476 |
14 | 79356a7ad671 |
15 | 38bd9a6dc1ed |
hex | 1c367b480993 |
31020322130323 has 8 divisors (see below), whose sum is σ = 31057409940480. Its totient is φ = 30983244900360.
The previous prime is 31020322130263. The next prime is 31020322130327. The reversal of 31020322130323 is 32303122302013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31020322130323 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31020322130327) 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, 3230098 + ... + 8513176.
It is an arithmetic number, because the mean of its divisors is an integer number (3882176242560).
Almost surely, 231020322130323 is an apocalyptic number.
31020322130323 is a deficient number, since it is larger than the sum of its proper divisors (37087810157).
31020322130323 is an equidigital number, since it uses as much as digits as its factorization.
31020322130323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5290097.
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 31020322130323 its reverse (32303122302013), we get a palindrome (63323444432336).
The spelling of 31020322130323 in words is "thirty-one trillion, twenty billion, three hundred twenty-two million, one hundred thirty thousand, three hundred twenty-three".
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