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23253653 = 892271151
BaseRepresentation
bin101100010110…
…1001010010101
31121202102000102
41120231022111
521423104103
62150223445
7401436623
oct130551225
947672012
1023253653
11121428a5
127954b85
134a82377
143134513
152094e88
hex162d295

23253653 has 8 divisors (see below), whose sum is σ = 23639040. Its totient is φ = 22871200.

The previous prime is 23253647. The next prime is 23253661. The reversal of 23253653 is 35635232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23253653 - 218 = 22991509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23253053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19628 + ... + 20778.

It is an arithmetic number, because the mean of its divisors is an integer number (2954880).

Almost surely, 223253653 is an apocalyptic number.

It is an amenable number.

23253653 is a deficient number, since it is larger than the sum of its proper divisors (385387).

23253653 is a wasteful number, since it uses less digits than its factorization.

23253653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467.

The product of its digits is 16200, while the sum is 29.

The square root of 23253653 is about 4822.2041640727. The cubic root of 23253653 is about 285.4283207725.

Adding to 23253653 its reverse (35635232), we get a palindrome (58888885).

The spelling of 23253653 in words is "twenty-three million, two hundred fifty-three thousand, six hundred fifty-three".

Divisors: 1 89 227 1151 20203 102439 261277 23253653