Base | Representation |
---|---|
bin | 10101011011000101… |
… | …101011100011011011 |
3 | 2012101010022010111012 |
4 | 111123011223203123 |
5 | 334102240133001 |
6 | 14322323124135 |
7 | 1443015501164 |
oct | 253305534333 |
9 | 65333263435 |
10 | 23003052251 |
11 | 9834694693 |
12 | 455b81364b |
13 | 22278ba52a |
14 | 118308476b |
15 | 8e97142bb |
hex | 55b16b8db |
23003052251 has 4 divisors (see below), whose sum is σ = 23090516592. Its totient is φ = 22915587912.
The previous prime is 23003052227. The next prime is 23003052253. The reversal of 23003052251 is 15225030032.
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 23003052251 - 26 = 23003052187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23003052253) 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, 43731776 + ... + 43732301.
It is an arithmetic number, because the mean of its divisors is an integer number (5772629148).
Almost surely, 223003052251 is an apocalyptic number.
23003052251 is a deficient number, since it is larger than the sum of its proper divisors (87464341).
23003052251 is an equidigital number, since it uses as much as digits as its factorization.
23003052251 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87464340.
The product of its (nonzero) digits is 1800, while the sum is 23.
Adding to 23003052251 its reverse (15225030032), we get a palindrome (38228082283).
The spelling of 23003052251 in words is "twenty-three billion, three million, fifty-two thousand, two hundred fifty-one".
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