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23050053 = 3213197009
BaseRepresentation
bin101011111101…
…1011101000101
31121101001201200
41113323131011
521400100203
62142013113
7366631215
oct127733505
947331650
1023050053
1112013934
127877199
134a107b0
1430c0245
1520549a3
hex15fb745

23050053 has 12 divisors (see below), whose sum is σ = 35855820. Its totient is φ = 14184576.

The previous prime is 23050051. The next prime is 23050057. The reversal of 23050053 is 35005032.

It can be written as a sum of positive squares in 2 ways, for example, as 9345249 + 13704804 = 3057^2 + 3702^2 .

It is not a de Polignac number, because 23050053 - 21 = 23050051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23050051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98388 + ... + 98621.

It is an arithmetic number, because the mean of its divisors is an integer number (2987985).

Almost surely, 223050053 is an apocalyptic number.

It is an amenable number.

23050053 is a deficient number, since it is larger than the sum of its proper divisors (12805767).

23050053 is a wasteful number, since it uses less digits than its factorization.

23050053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197028 (or 197025 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 23050053 is about 4801.0470732956. The cubic root of 23050053 is about 284.5928442770.

Adding to 23050053 its reverse (35005032), we get a palindrome (58055085).

The spelling of 23050053 in words is "twenty-three million, fifty thousand, fifty-three".

Divisors: 1 3 9 13 39 117 197009 591027 1773081 2561117 7683351 23050053