Base | Representation |
---|---|
bin | 10110111011011111… |
… | …01100011010100111 |
3 | 1011202220211001112021 |
4 | 23131233230122213 |
5 | 200202402431043 |
6 | 5353310204011 |
7 | 614025663550 |
oct | 133557543247 |
9 | 34686731467 |
10 | 12310202023 |
11 | 5247873a89 |
12 | 24767b3607 |
13 | 12124c5112 |
14 | 84acc9327 |
15 | 4c0ae73ed |
hex | 2ddbec6a7 |
12310202023 has 4 divisors (see below), whose sum is σ = 14068802320. Its totient is φ = 10551601728.
The previous prime is 12310201991. The next prime is 12310202041. The reversal of 12310202023 is 32020201321.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12310202023 - 25 = 12310201991 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12310201988 and 12310202006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12310202063) 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, 879300138 + ... + 879300151.
It is an arithmetic number, because the mean of its divisors is an integer number (3517200580).
Almost surely, 212310202023 is an apocalyptic number.
12310202023 is a deficient number, since it is larger than the sum of its proper divisors (1758600297).
12310202023 is an equidigital number, since it uses as much as digits as its factorization.
12310202023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1758600296.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 12310202023 its reverse (32020201321), we get a palindrome (44330403344).
The spelling of 12310202023 in words is "twelve billion, three hundred ten million, two hundred two thousand, twenty-three".
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