Base | Representation |
---|---|
bin | 10101101010000100… |
… | …001000011011111001 |
3 | 2020000122002001210020 |
4 | 111222010020123321 |
5 | 340111100221010 |
6 | 14403300241053 |
7 | 1452156220065 |
oct | 255204103371 |
9 | 66018061706 |
10 | 23254304505 |
11 | 99534a3183 |
12 | 460b9a0189 |
13 | 226797abc3 |
14 | 11a85a8aa5 |
15 | 9117e4470 |
hex | 56a1086f9 |
23254304505 has 64 divisors (see below), whose sum is σ = 40787712000. Its totient is φ = 11262504960.
The previous prime is 23254304477. The next prime is 23254304561. The reversal of 23254304505 is 50540345232.
It is a happy number.
It is not a de Polignac number, because 23254304505 - 26 = 23254304441 is a prime.
It is a super-2 number, since 2×232543045052 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2754631 + ... + 2763059.
It is an arithmetic number, because the mean of its divisors is an integer number (637308000).
Almost surely, 223254304505 is an apocalyptic number.
It is an amenable number.
23254304505 is a deficient number, since it is larger than the sum of its proper divisors (17533407495).
23254304505 is a wasteful number, since it uses less digits than its factorization.
23254304505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8834.
The product of its (nonzero) digits is 72000, while the sum is 33.
Adding to 23254304505 its reverse (50540345232), we get a palindrome (73794649737).
The spelling of 23254304505 in words is "twenty-three billion, two hundred fifty-four million, three hundred four thousand, five hundred five".
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