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12313320333020 = 2257349942415927
BaseRepresentation
bin1011001100101110101100…
…0101011001111011011100
31121121010211110120011021222
42303023223011121323130
53103220140001124040
642104354500112512
72410415361626120
oct263135305317334
947533743504258
1012313320333020
113a18060358493
12146a4a2095738
136b41ab089b45
14307d79c33580
1516546ec09bb5
hexb32eb159edc

12313320333020 has 96 divisors (see below), whose sum is σ = 29572373376000. Its totient is φ = 4218796200960.

The previous prime is 12313320333001. The next prime is 12313320333029. The reversal of 12313320333020 is 2033302331321.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12313320333029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2077493297 + ... + 2077499223.

It is an arithmetic number, because the mean of its divisors is an integer number (308045556000).

Almost surely, 212313320333020 is an apocalyptic number.

12313320333020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12313320333020 is an abundant number, since it is smaller than the sum of its proper divisors (17259053042980).

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

12313320333020 is a wasteful number, since it uses less digits than its factorization.

12313320333020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13683 (or 13681 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 12313320333020 its reverse (2033302331321), we get a palindrome (14346622664341).

The spelling of 12313320333020 in words is "twelve trillion, three hundred thirteen billion, three hundred twenty million, three hundred thirty-three thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 3499 4241 5927 6998 8482 11854 13996 16964 17495 21205 23708 24493 29635 29687 34990 41489 42410 48986 59270 59374 69980 82978 84820 97972 118540 118748 122465 148435 165956 207445 244930 296870 414890 489860 593740 829780 14839259 20738573 25136407 29678518 41477146 50272814 59357036 74196295 82954292 100545628 103692865 103874813 125682035 145170011 148392590 175954849 207385730 207749626 251364070 290340022 296785180 351909698 414771460 415499252 502728140 519374065 580680044 703819396 725850055 879774245 1038748130 1451700110 1759548490 2077496260 2903400220 3519096980 87952288093 175904576186 351809152372 439761440465 615666016651 879522880930 1231332033302 1759045761860 2462664066604 3078330083255 6156660166510 12313320333020