Base | Representation |
---|---|
bin | 11001011000000000… |
… | …01001111010110111 |
3 | 1022011102100012212121 |
4 | 30230000021322313 |
5 | 210400010440043 |
6 | 10131451100411 |
7 | 661410531253 |
oct | 145400117267 |
9 | 38142305777 |
10 | 13623140023 |
11 | 58609a8809 |
12 | 2782441707 |
13 | 139150cccc |
14 | 933417263 |
15 | 54aee0ded |
hex | 32c009eb7 |
13623140023 has 4 divisors (see below), whose sum is σ = 13624681840. Its totient is φ = 13621598208.
The previous prime is 13623139997. The next prime is 13623140029. The reversal of 13623140023 is 32004132631.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32004132631 = 150097 ⋅213223.
It is a cyclic number.
It is not a de Polignac number, because 13623140023 - 25 = 13623139991 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 13623140023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13623140029) 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, 757578 + ... + 775351.
It is an arithmetic number, because the mean of its divisors is an integer number (3406170460).
Almost surely, 213623140023 is an apocalyptic number.
13623140023 is a deficient number, since it is larger than the sum of its proper divisors (1541817).
13623140023 is an equidigital number, since it uses as much as digits as its factorization.
13623140023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1541816.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 13623140023 its reverse (32004132631), we get a palindrome (45627272654).
The spelling of 13623140023 in words is "thirteen billion, six hundred twenty-three million, one hundred forty thousand, twenty-three".
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