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23001213041 = 45135096657
BaseRepresentation
bin10101011010111110…
…101010100001110001
32012100222211200120022
4111122332222201301
5334101302304131
614322215453225
71442664041102
oct253276524161
965328750508
1023001213041
119833648884
12455b087215
1322273c5341
141182b263a9
158e949e37b
hex55afaa871

23001213041 has 4 divisors (see below), whose sum is σ = 23006314212. Its totient is φ = 22996111872.

The previous prime is 23001213031. The next prime is 23001213107. The reversal of 23001213041 is 14031210032.

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 3604801600 + 19396411441 = 60040^2 + 139271^2 .

It is a cyclic number.

It is not a de Polignac number, because 23001213041 - 26 = 23001212977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23001213031) 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, 2543816 + ... + 2552841.

It is an arithmetic number, because the mean of its divisors is an integer number (5751578553).

Almost surely, 223001213041 is an apocalyptic number.

It is an amenable number.

23001213041 is a deficient number, since it is larger than the sum of its proper divisors (5101171).

23001213041 is an equidigital number, since it uses as much as digits as its factorization.

23001213041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101170.

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

Adding to 23001213041 its reverse (14031210032), we get a palindrome (37032423073).

The spelling of 23001213041 in words is "twenty-three billion, one million, two hundred thirteen thousand, forty-one".

Divisors: 1 4513 5096657 23001213041