Search a number
-
+
23230023044 = 2213742390553
BaseRepresentation
bin10101101000100111…
…100000010110000100
32012221221101102212212
4111220213200112010
5340033341214134
614401032002552
71451442636464
oct255047402604
965857342785
1023230023044
119940819158
124603830458
132262928a87
1411a5287ba4
1590e5e9bce
hex5689e0584

23230023044 has 12 divisors (see below), whose sum is σ = 40949275164. Its totient is φ = 11530230144.

The previous prime is 23230023043. The next prime is 23230023049. The reversal of 23230023044 is 44032003232.

Adding to 23230023044 its reverse (44032003232), we get a palindrome (67262026276).

It can be written as a sum of positive squares in 2 ways, for example, as 17170957444 + 6059065600 = 131038^2 + 77840^2 .

It is not an unprimeable number, because it can be changed into a prime (23230023043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21194729 + ... + 21195824.

It is an arithmetic number, because the mean of its divisors is an integer number (3412439597).

Almost surely, 223230023044 is an apocalyptic number.

It is an amenable number.

23230023044 is a deficient number, since it is larger than the sum of its proper divisors (17719252120).

23230023044 is a wasteful number, since it uses less digits than its factorization.

23230023044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42390694 (or 42390692 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The spelling of 23230023044 in words is "twenty-three billion, two hundred thirty million, twenty-three thousand, forty-four".

Divisors: 1 2 4 137 274 548 42390553 84781106 169562212 5807505761 11615011522 23230023044