Search a number
-
+
23120233223 = 17280000807
BaseRepresentation
bin10101100010000100…
…101100001100000111
32012200021210112120012
4111202010230030013
5334322234430343
614342110500435
71445640511523
oct254204541407
965607715505
1023120233223
11989485046a
124592b0471b
132245c68299
141194868d83
15904b5e718
hex56212c307

23120233223 has 6 divisors (see below), whose sum is σ = 24560248056. Its totient is φ = 21760219232.

The previous prime is 23120233211. The next prime is 23120233231. The reversal of 23120233223 is 32233202132.

It is not a de Polignac number, because 23120233223 - 214 = 23120216839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23120223223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40000115 + ... + 40000692.

It is an arithmetic number, because the mean of its divisors is an integer number (4093374676).

Almost surely, 223120233223 is an apocalyptic number.

23120233223 is a deficient number, since it is larger than the sum of its proper divisors (1440014833).

23120233223 is an equidigital number, since it uses as much as digits as its factorization.

23120233223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80000841 (or 80000824 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 23120233223 its reverse (32233202132), we get a palindrome (55353435355).

The spelling of 23120233223 in words is "twenty-three billion, one hundred twenty million, two hundred thirty-three thousand, two hundred twenty-three".

Divisors: 1 17 289 80000807 1360013719 23120233223