Base | Representation |
---|---|
bin | 101100010110… |
… | …0011010101101 |
3 | 1121202020211112 |
4 | 1120230122231 |
5 | 21423004410 |
6 | 2150201405 |
7 | 401425010 |
oct | 130543255 |
9 | 47666745 |
10 | 23250605 |
11 | 12140584 |
12 | 7953265 |
13 | 4a80b71 |
14 | 3133377 |
15 | 2094105 |
hex | 162c6ad |
23250605 has 16 divisors (see below), whose sum is σ = 32987520. Its totient is φ = 15392832.
The previous prime is 23250593. The next prime is 23250607. The reversal of 23250605 is 50605232.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-23250605 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23250607) 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 15 ways as a sum of consecutive naturals, for example, 10439 + ... + 12468.
It is an arithmetic number, because the mean of its divisors is an integer number (2061720).
Almost surely, 223250605 is an apocalyptic number.
It is an amenable number.
23250605 is a deficient number, since it is larger than the sum of its proper divisors (9736915).
23250605 is a wasteful number, since it uses less digits than its factorization.
23250605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22948.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 23250605 is about 4821.8881156659. Note that the first 3 decimals coincide. The cubic root of 23250605 is about 285.4158492763.
Adding to 23250605 its reverse (50605232), we get a palindrome (73855837).
The spelling of 23250605 in words is "twenty-three million, two hundred fifty thousand, six hundred five".
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