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23230133 = 732231427
BaseRepresentation
bin101100010011…
…1011010110101
31121201012202022
41120213122311
521421331013
62145522525
7401311223
oct130473265
947635668
1023230133
1112127163
127943445
134a74754
143129b13
15208d008
hex16276b5

23230133 has 8 divisors (see below), whose sum is σ = 23670528. Its totient is φ = 22793184.

The previous prime is 23230127. The next prime is 23230139. The reversal of 23230133 is 33103232.

It is an interprime number because it is at equal distance from previous prime (23230127) and next prime (23230139).

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 23230133 - 210 = 23229109 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 (23230139) 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, 15566 + ... + 16992.

It is an arithmetic number, because the mean of its divisors is an integer number (2958816).

Almost surely, 223230133 is an apocalyptic number.

It is an amenable number.

23230133 is a deficient number, since it is larger than the sum of its proper divisors (440395).

23230133 is a wasteful number, since it uses less digits than its factorization.

23230133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 23230133 is about 4819.7648282878. The cubic root of 23230133 is about 285.3320557718.

Adding to 23230133 its reverse (33103232), we get a palindrome (56333365).

The spelling of 23230133 in words is "twenty-three million, two hundred thirty thousand, one hundred thirty-three".

Divisors: 1 73 223 1427 16279 104171 318221 23230133