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23332312020 = 22351333929153
BaseRepresentation
bin10101101110101101…
…101101001111010100
32020020001212020222110
4111232231231033110
5340241032441040
614415124231020
71454124244203
oct255655551724
966201766873
1023332312020
1199935333a6
124631b3b470
13227ab913b4
1411b4ab323a
159185a2980
hex56eb6d3d4

23332312020 has 48 divisors (see below), whose sum is σ = 65337612480. Its totient is φ = 6221270016.

The previous prime is 23332311991. The next prime is 23332312051. The reversal of 23332312020 is 2021323332.

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, 785764 + ... + 814916.

It is an arithmetic number, because the mean of its divisors is an integer number (1361200260).

Almost surely, 223332312020 is an apocalyptic number.

23332312020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23332312020 is an abundant number, since it is smaller than the sum of its proper divisors (42005300460).

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

23332312020 is a wasteful number, since it uses less digits than its factorization.

23332312020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42504 (or 42502 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 23332312020 its reverse (2021323332), we get a palindrome (25353635352).

The spelling of 23332312020 in words is "twenty-three billion, three hundred thirty-two million, three hundred twelve thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 13339 26678 29153 40017 53356 58306 66695 80034 87459 116612 133390 145765 160068 174918 200085 266780 291530 349836 400170 437295 583060 800340 874590 1749180 388871867 777743734 1166615601 1555487468 1944359335 2333231202 3888718670 4666462404 5833078005 7777437340 11666156010 23332312020