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23230042044 = 22311237651529
BaseRepresentation
bin10101101000100111…
…100100111110111100
32012221221102101221120
4111220213210332330
5340033342321134
614401032230540
71451443046046
oct255047447674
965857371846
1023230042044
119940831460
12460383b450
132262934611
1411a5290a96
1590e600649
hex5689e4fbc

23230042044 has 48 divisors (see below), whose sum is σ = 61701937920. Its totient is φ = 6733344640.

The previous prime is 23230042019. The next prime is 23230042081. The reversal of 23230042044 is 44024003232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3822729 + ... + 3828800.

It is an arithmetic number, because the mean of its divisors is an integer number (1285457040).

Almost surely, 223230042044 is an apocalyptic number.

It is an amenable number.

23230042044 is an abundant number, since it is smaller than the sum of its proper divisors (38471895876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23230042044 is a wasteful number, since it uses less digits than its factorization.

23230042044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7651570 (or 7651568 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 23230042044 its reverse (44024003232), we get a palindrome (67254045276).

The spelling of 23230042044 in words is "twenty-three billion, two hundred thirty million, forty-two thousand, forty-four".

Divisors: 1 2 3 4 6 11 12 22 23 33 44 46 66 69 92 132 138 253 276 506 759 1012 1518 3036 7651529 15303058 22954587 30606116 45909174 84166819 91818348 168333638 175985167 252500457 336667276 351970334 505000914 527955501 703940668 1010001828 1055911002 1935836837 2111822004 3871673674 5807510511 7743347348 11615021022 23230042044