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23050253 = 61377873
BaseRepresentation
bin101011111101…
…1100000001101
31121101002000002
41113323200031
521400102003
62142014045
7366631622
oct127734015
947332002
1023050253
1112013aa6
127877325
134a10905
1430c0349
152054a88
hex15fb80d

23050253 has 4 divisors (see below), whose sum is σ = 23428188. Its totient is φ = 22672320.

The previous prime is 23050243. The next prime is 23050289. The reversal of 23050253 is 35205032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5769604 + 17280649 = 2402^2 + 4157^2 .

It is a cyclic number.

It is not a de Polignac number, because 23050253 - 26 = 23050189 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 (23050213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188876 + ... + 188997.

It is an arithmetic number, because the mean of its divisors is an integer number (5857047).

Almost surely, 223050253 is an apocalyptic number.

It is an amenable number.

23050253 is a deficient number, since it is larger than the sum of its proper divisors (377935).

23050253 is an equidigital number, since it uses as much as digits as its factorization.

23050253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377934.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 23050253 is about 4801.0679020401. The cubic root of 23050253 is about 284.5936673902.

Adding to 23050253 its reverse (35205032), we get a palindrome (58255285).

The spelling of 23050253 in words is "twenty-three million, fifty thousand, two hundred fifty-three".

Divisors: 1 61 377873 23050253