Base | Representation |
---|---|
bin | 10110111010010010… |
… | …01111110100011111 |
3 | 1011202012212000021210 |
4 | 23131021033310133 |
5 | 200142312422143 |
6 | 5352310155503 |
7 | 613544216100 |
oct | 133511176437 |
9 | 34665760253 |
10 | 12300123423 |
11 | 524210a865 |
12 | 2473352b93 |
13 | 12103a6853 |
14 | 8498243a7 |
15 | 4beca6033 |
hex | 2dd24fd1f |
12300123423 has 96 divisors (see below), whose sum is σ = 20913984000. Its totient is φ = 6385962240.
The previous prime is 12300123419. The next prime is 12300123427. The reversal of 12300123423 is 32432100321.
It is an interprime number because it is at equal distance from previous prime (12300123419) and next prime (12300123427).
It is not a de Polignac number, because 12300123423 - 22 = 12300123419 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 12300123423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12300123427) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14660038 + ... + 14660876.
It is an arithmetic number, because the mean of its divisors is an integer number (217854000).
Almost surely, 212300123423 is an apocalyptic number.
12300123423 is a deficient number, since it is larger than the sum of its proper divisors (8613860577).
12300123423 is a wasteful number, since it uses less digits than its factorization.
12300123423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1085 (or 1078 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 12300123423 its reverse (32432100321), we get a palindrome (44732223744).
The spelling of 12300123423 in words is "twelve billion, three hundred million, one hundred twenty-three thousand, four hundred twenty-three".
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