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23102133 = 317452983
BaseRepresentation
bin101100000100…
…0001010110101
31121110201011120
41120020022311
521403232013
62143054153
7400236105
oct130101265
947421146
1023102133
1112049a7a
1278a1359
134a2b402
1430d5205
152065123
hex16082b5

23102133 has 8 divisors (see below), whose sum is σ = 32614848. Its totient is φ = 14495424.

The previous prime is 23102129. The next prime is 23102141. The reversal of 23102133 is 33120132.

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

It is not a de Polignac number, because 23102133 - 22 = 23102129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23102113) 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, 226441 + ... + 226542.

It is an arithmetic number, because the mean of its divisors is an integer number (4076856).

Almost surely, 223102133 is an apocalyptic number.

It is an amenable number.

23102133 is a deficient number, since it is larger than the sum of its proper divisors (9512715).

23102133 is a wasteful number, since it uses less digits than its factorization.

23102133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453003.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 23102133 is about 4806.4678299142. The cubic root of 23102133 is about 284.8070223316.

Adding to 23102133 its reverse (33120132), we get a palindrome (56222265).

The spelling of 23102133 in words is "twenty-three million, one hundred two thousand, one hundred thirty-three".

Divisors: 1 3 17 51 452983 1358949 7700711 23102133