Base | Representation |
---|---|
bin | 101100010110… |
… | …1000010011111 |
3 | 1121202101022211 |
4 | 1120231002133 |
5 | 21423100101 |
6 | 2150221251 |
7 | 401435305 |
oct | 130550237 |
9 | 47671284 |
10 | 23253151 |
11 | 12142489 |
12 | 7954827 |
13 | 4a8207c |
14 | 3134275 |
15 | 2094c51 |
hex | 162d09f |
23253151 has 2 divisors, whose sum is σ = 23253152. Its totient is φ = 23253150.
The previous prime is 23253149. The next prime is 23253163. The reversal of 23253151 is 15135232.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 23253151 - 21 = 23253149 is a prime.
Together with 23253149, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23253121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11626575 + 11626576.
It is an arithmetic number, because the mean of its divisors is an integer number (11626576).
Almost surely, 223253151 is an apocalyptic number.
23253151 is a deficient number, since it is larger than the sum of its proper divisors (1).
23253151 is an equidigital number, since it uses as much as digits as its factorization.
23253151 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 900, while the sum is 22.
The square root of 23253151 is about 4822.1521129056. The cubic root of 23253151 is about 285.4262668150.
Adding to 23253151 its reverse (15135232), we get a palindrome (38388383).
It can be divided in two parts, 2325 and 3151, that added together give a square (5476 = 742).
The spelling of 23253151 in words is "twenty-three million, two hundred fifty-three thousand, one hundred fifty-one".
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