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23104433320 = 23513119922157
BaseRepresentation
bin10101100001001000…
…011010110010101000
32012122012001211011121
4111201020122302220
5334304213331240
614340344105024
71445356304623
oct254110326250
965565054147
1023104433320
1198869397a1
124589765174
1322428c5827
141192714dba
1590358d04a
hex56121aca8

23104433320 has 64 divisors (see below), whose sum is σ = 52647408000. Its totient is φ = 9124727040.

The previous prime is 23104433293. The next prime is 23104433323. The reversal of 23104433320 is 2333440132.

It is not an unprimeable number, because it can be changed into a prime (23104433323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1031682 + ... + 1053838.

It is an arithmetic number, because the mean of its divisors is an integer number (822615750).

Almost surely, 223104433320 is an apocalyptic number.

23104433320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23104433320 is an abundant number, since it is smaller than the sum of its proper divisors (29542974680).

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

23104433320 is a wasteful number, since it uses less digits than its factorization.

23104433320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22498 (or 22494 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 23104433320 its reverse (2333440132), we get a palindrome (25437873452).

The spelling of 23104433320 in words is "twenty-three billion, one hundred four million, four hundred thirty-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 131 199 262 398 524 655 796 995 1048 1310 1592 1990 2620 3980 5240 7960 22157 26069 44314 52138 88628 104276 110785 130345 177256 208552 221570 260690 443140 521380 886280 1042760 2902567 4409243 5805134 8818486 11610268 14512835 17636972 22046215 23220536 29025670 35273944 44092430 58051340 88184860 116102680 176369720 577610833 1155221666 2310443332 2888054165 4620886664 5776108330 11552216660 23104433320