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23220241253 = 1196710492081
BaseRepresentation
bin10101101000000010…
…001100001101100101
32012221020222110210022
4111220002030031211
5340023340210003
614400042204525
71451263536236
oct255002141545
965836873708
1023220241253
119936247a30
1246004b3745
1322608b2631
1411a3c5d08d
1590d816738
hex56808c365

23220241253 has 16 divisors (see below), whose sum is σ = 25393737600. Its totient is φ = 21057254400.

The previous prime is 23220241211. The next prime is 23220241277. The reversal of 23220241253 is 35214202232.

It is a cyclic number.

It is not a de Polignac number, because 23220241253 - 26 = 23220241189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23220201253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11157173 + ... + 11159253.

It is an arithmetic number, because the mean of its divisors is an integer number (1587108600).

Almost surely, 223220241253 is an apocalyptic number.

It is an amenable number.

23220241253 is a deficient number, since it is larger than the sum of its proper divisors (2173496347).

23220241253 is a wasteful number, since it uses less digits than its factorization.

23220241253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4108.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 23220241253 its reverse (35214202232), we get a palindrome (58434443485).

The spelling of 23220241253 in words is "twenty-three billion, two hundred twenty million, two hundred forty-one thousand, two hundred fifty-three".

Divisors: 1 11 967 1049 2081 10637 11539 22891 1014383 2012327 2182969 11158213 22135597 24012659 2110931023 23220241253