Base | Representation |
---|---|
bin | 10110111100111001… |
… | …01111010011010001 |
3 | 1011210202000222110122 |
4 | 23132130233103101 |
5 | 200213413312241 |
6 | 5354411240025 |
7 | 614231234225 |
oct | 133634572321 |
9 | 34722028418 |
10 | 12322010321 |
11 | 52534a9805 |
12 | 247a749015 |
13 | 1214a9aa8a |
14 | 84c6c0785 |
15 | 4c1b7b04b |
hex | 2de72f4d1 |
12322010321 has 4 divisors (see below), whose sum is σ = 12970537200. Its totient is φ = 11673483444.
The previous prime is 12322010273. The next prime is 12322010339. The reversal of 12322010321 is 12301022321.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12301022321 = 7 ⋅1757288903.
It is a cyclic number.
It is not a de Polignac number, because 12322010321 - 226 = 12254901457 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12322010321.
It is not an unprimeable number, because it can be changed into a prime (12322010521) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324263411 + ... + 324263448.
It is an arithmetic number, because the mean of its divisors is an integer number (3242634300).
Almost surely, 212322010321 is an apocalyptic number.
It is an amenable number.
12322010321 is a deficient number, since it is larger than the sum of its proper divisors (648526879).
12322010321 is an equidigital number, since it uses as much as digits as its factorization.
12322010321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 648526878.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 12322010321 its reverse (12301022321), we get a palindrome (24623032642).
The spelling of 12322010321 in words is "twelve billion, three hundred twenty-two million, ten thousand, three hundred twenty-one".
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