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23075253 = 3319311451
BaseRepresentation
bin101100000000…
…1100110110101
31121102100022000
41120001212311
521401402003
62142325513
7400064535
oct130014665
947370260
1023075253
1112030863
127889899
134a1c0c6
1430c94c5
15205c1a3
hex16019b5

23075253 has 32 divisors (see below), whose sum is σ = 37171200. Its totient is φ = 14094000.

The previous prime is 23075249. The next prime is 23075287. The reversal of 23075253 is 35257032.

It is not a de Polignac number, because 23075253 - 22 = 23075249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23075243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15178 + ... + 16628.

It is an arithmetic number, because the mean of its divisors is an integer number (1161600).

Almost surely, 223075253 is an apocalyptic number.

It is an amenable number.

23075253 is a deficient number, since it is larger than the sum of its proper divisors (14095947).

23075253 is a wasteful number, since it uses less digits than its factorization.

23075253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510 (or 1504 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 23075253 is about 4803.6707838902. The cubic root of 23075253 is about 284.6965190597.

The spelling of 23075253 in words is "twenty-three million, seventy-five thousand, two hundred fifty-three".

Divisors: 1 3 9 19 27 31 57 93 171 279 513 589 837 1451 1767 4353 5301 13059 15903 27569 39177 44981 82707 134943 248121 404829 744363 854639 1214487 2563917 7691751 23075253