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12043301321980 = 2255928361758451
BaseRepresentation
bin1010111101000000110010…
…1100100111110011111100
31120122022212101011011200101
42233100030230213303330
53034304140114300410
641340341035410444
72352046143122515
oct257201454476374
946568771134611
1012043301321980
11392359869aa15
1214260a52b3a24
136948a86c80b6
142d8c827cba0c
1515d41966bd3a
hexaf40cb27cfc

12043301321980 has 96 divisors (see below), whose sum is σ = 25852749108480. Its totient is φ = 4711208409600.

The previous prime is 12043301321971. The next prime is 12043301321981. The reversal of 12043301321980 is 8912310334021.

It is a super-2 number, since 2×120433013219802 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043301321981) 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, 206011755 + ... + 206070205.

It is an arithmetic number, because the mean of its divisors is an integer number (269299469880).

Almost surely, 212043301321980 is an apocalyptic number.

12043301321980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12043301321980 is an abundant number, since it is smaller than the sum of its proper divisors (13809447786500).

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

12043301321980 is a wasteful number, since it uses less digits than its factorization.

12043301321980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59419 (or 59417 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 12043301321980 in words is "twelve trillion, forty-three billion, three hundred one million, three hundred twenty-one thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 59 118 236 283 295 566 590 617 1132 1180 1234 1415 2468 2830 3085 5660 6170 12340 16697 33394 36403 58451 66788 72806 83485 116902 145612 166970 174611 182015 233804 292255 333940 349222 364030 584510 698444 728060 873055 1169020 1746110 3448609 3492220 6897218 10302049 13794436 16541633 17243045 20604098 33083266 34486090 36064267 41208196 51510245 66166532 68972180 72128534 82708165 103020490 144257068 165416330 180321335 206040980 330832660 360642670 721285340 975956347 1951912694 2127791753 3903825388 4255583506 4879781735 8511167012 9759563470 10206187561 10638958765 19519126940 20412375122 21277917530 40824750244 42555835060 51030937805 102061875610 204123751220 602165066099 1204330132198 2408660264396 3010825330495 6021650660990 12043301321980