Base | Representation |
---|---|
bin | 101100010110… |
… | …1000111001101 |
3 | 1121202101202000 |
4 | 1120231013031 |
5 | 21423102303 |
6 | 2150222513 |
7 | 401436216 |
oct | 130550715 |
9 | 47671660 |
10 | 23253453 |
11 | 12142733 |
12 | 7954a39 |
13 | 4a82252 |
14 | 313440d |
15 | 2094da3 |
hex | 162d1cd |
23253453 has 8 divisors (see below), whose sum is σ = 34449600. Its totient is φ = 15502284.
The previous prime is 23253431. The next prime is 23253463. The reversal of 23253453 is 35435232.
It is not a de Polignac number, because 23253453 - 214 = 23237069 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 861239 = 23253453 / (2 + 3 + 2 + 5 + 3 + 4 + 5 + 3).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23253463) 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 in 7 ways as a sum of consecutive naturals, for example, 430593 + ... + 430646.
It is an arithmetic number, because the mean of its divisors is an integer number (4306200).
Almost surely, 223253453 is an apocalyptic number.
It is an amenable number.
23253453 is a deficient number, since it is larger than the sum of its proper divisors (11196147).
23253453 is an equidigital number, since it uses as much as digits as its factorization.
23253453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 861248 (or 861242 counting only the distinct ones).
The product of its digits is 10800, while the sum is 27.
The square root of 23253453 is about 4822.1834266233. The cubic root of 23253453 is about 285.4275024663.
Adding to 23253453 its reverse (35435232), we get a palindrome (58688685).
It can be divided in two parts, 2325 and 3453, that added together give a triangular number (5778 = T107).
The spelling of 23253453 in words is "twenty-three million, two hundred fifty-three thousand, four hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •