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23023053 = 3210692393
BaseRepresentation
bin101011111010…
…0110111001101
31121022200200200
41113310313031
521343214203
62141244113
7366456414
oct127646715
947280620
1023023053
1111aa5619
127863639
134a01411
1430b447b
15204b9a3
hex15f4dcd

23023053 has 12 divisors (see below), whose sum is σ = 33300540. Its totient is φ = 15327936.

The previous prime is 23023037. The next prime is 23023057. The reversal of 23023053 is 35032032.

It can be written as a sum of positive squares in 2 ways, for example, as 4334724 + 18688329 = 2082^2 + 4323^2 .

It is not a de Polignac number, because 23023053 - 24 = 23023037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23023057) 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, 8425 + ... + 10817.

It is an arithmetic number, because the mean of its divisors is an integer number (2775045).

Almost surely, 223023053 is an apocalyptic number.

It is an amenable number.

23023053 is a deficient number, since it is larger than the sum of its proper divisors (10277487).

23023053 is a wasteful number, since it uses less digits than its factorization.

23023053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3468 (or 3465 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 23023053 is about 4798.2343627630. The cubic root of 23023053 is about 284.4816802665.

Adding to 23023053 its reverse (35032032), we get a palindrome (58055085).

The spelling of 23023053 in words is "twenty-three million, twenty-three thousand, fifty-three".

Divisors: 1 3 9 1069 2393 3207 7179 9621 21537 2558117 7674351 23023053