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23040231241 = 76929961289
BaseRepresentation
bin10101011101010011…
…100000011101001001
32012110201021000110211
4111131103200131021
5334141244344431
614330132041121
71443646506556
oct253523403511
965421230424
1023040231241
119853678825
1245701631a1
132232507031
141187da1a2d
158ecb0a2b1
hex55d4e0749

23040231241 has 4 divisors (see below), whose sum is σ = 23070193300. Its totient is φ = 23010269184.

The previous prime is 23040231239. The next prime is 23040231317. The reversal of 23040231241 is 14213204032.

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 7655550016 + 15384681225 = 87496^2 + 124035^2 .

It is a cyclic number.

It is not a de Polignac number, because 23040231241 - 21 = 23040231239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23040231211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14979876 + ... + 14981413.

It is an arithmetic number, because the mean of its divisors is an integer number (5767548325).

Almost surely, 223040231241 is an apocalyptic number.

It is an amenable number.

23040231241 is a deficient number, since it is larger than the sum of its proper divisors (29962059).

23040231241 is an equidigital number, since it uses as much as digits as its factorization.

23040231241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29962058.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 23040231241 its reverse (14213204032), we get a palindrome (37253435273).

The spelling of 23040231241 in words is "twenty-three billion, forty million, two hundred thirty-one thousand, two hundred forty-one".

Divisors: 1 769 29961289 23040231241