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23002333012 = 2237497331253
BaseRepresentation
bin10101011011000010…
…111011111101010100
32012101001221120212201
4111123002323331110
5334102044124022
614322255454244
71443006414241
oct253302737524
965331846781
1023002333012
11983424327a
12455b527384
1322276c8049
141182d385c8
158e9621127
hex55b0bbf54

23002333012 has 24 divisors (see below), whose sum is σ = 41351667336. Its totient is φ = 11187715968.

The previous prime is 23002332989. The next prime is 23002333019. The reversal of 23002333012 is 21033320032.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10781914896 + 12220418116 = 103836^2 + 110546^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23002333019) 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, 720378 + ... + 751630.

It is an arithmetic number, because the mean of its divisors is an integer number (1722986139).

Almost surely, 223002333012 is an apocalyptic number.

It is an amenable number.

23002333012 is a deficient number, since it is larger than the sum of its proper divisors (18349334324).

23002333012 is a wasteful number, since it uses less digits than its factorization.

23002333012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36267 (or 36265 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23002333012 its reverse (21033320032), we get a palindrome (44035653044).

The spelling of 23002333012 in words is "twenty-three billion, two million, three hundred thirty-three thousand, twelve".

Divisors: 1 2 4 37 74 148 4973 9946 19892 31253 62506 125012 184001 368002 736004 1156361 2312722 4625444 155421169 310842338 621684676 5750583253 11501166506 23002333012