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23013012041 = 89258573169
BaseRepresentation
bin10101011011101011…
…101011001001001001
32012101211001010202022
4111123223223021021
5334112312341131
614323320414225
71443166242365
oct253353531111
965354033668
1023013012041
11983a277618
124563017375
1322299969b6
1411845182a5
158ea53037b
hex55baeb249

23013012041 has 4 divisors (see below), whose sum is σ = 23271585300. Its totient is φ = 22754438784.

The previous prime is 23013012023. The next prime is 23013012119. The reversal of 23013012041 is 14021031032.

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 9482669641 + 13530342400 = 97379^2 + 116320^2 .

It is a cyclic number.

It is not a de Polignac number, because 23013012041 - 230 = 21939270217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23013012241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129286496 + ... + 129286673.

It is an arithmetic number, because the mean of its divisors is an integer number (5817896325).

Almost surely, 223013012041 is an apocalyptic number.

It is an amenable number.

23013012041 is a deficient number, since it is larger than the sum of its proper divisors (258573259).

23013012041 is an equidigital number, since it uses as much as digits as its factorization.

23013012041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258573258.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 23013012041 its reverse (14021031032), we get a palindrome (37034043073).

The spelling of 23013012041 in words is "twenty-three billion, thirteen million, twelve thousand, forty-one".

Divisors: 1 89 258573169 23013012041