Base | Representation |
---|---|
bin | 10101110100000111… |
… | …101111000110001101 |
3 | 2020110101112202221002 |
4 | 111310013233012031 |
5 | 340432243141303 |
6 | 14432124350045 |
7 | 1456305253166 |
oct | 256407570615 |
9 | 66411482832 |
10 | 23423021453 |
11 | 9a2a759777 |
12 | 46583a5325 |
13 | 2293901210 |
14 | 11c2b6676d |
15 | 92151e788 |
hex | 5741ef18d |
23423021453 has 16 divisors (see below), whose sum is σ = 25709757696. Its totient is φ = 21205853760.
The previous prime is 23423021441. The next prime is 23423021459. The reversal of 23423021453 is 35412032432.
It is a happy number.
It is not a de Polignac number, because 23423021453 - 26 = 23423021389 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23423021459) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3228476 + ... + 3235722.
It is an arithmetic number, because the mean of its divisors is an integer number (1606859856).
Almost surely, 223423021453 is an apocalyptic number.
It is an amenable number.
23423021453 is a deficient number, since it is larger than the sum of its proper divisors (2286736243).
23423021453 is a wasteful number, since it uses less digits than its factorization.
23423021453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12004.
The product of its (nonzero) digits is 17280, while the sum is 29.
Adding to 23423021453 its reverse (35412032432), we get a palindrome (58835053885).
The spelling of 23423021453 in words is "twenty-three billion, four hundred twenty-three million, twenty-one thousand, four hundred fifty-three".
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