12968818720
12,968,818,720 is an even composite number composed of five prime numbers multiplied together.
12968818720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 12968818720:
25 × 5 × 112 × 13 × 2272
(2 × 2 × 2 × 2 × 2 × 5 × 11 × 11 × 13 × 227 × 227)See below for interesting mathematical facts about the number 12968818720 from the Numbermatics database.
Names of 12968818720
- Cardinal: 12968818720 can be written as Twelve billion, nine hundred sixty-eight million, eight hundred eighteen thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.296881872 × 1010
Factors of 12968818720
Divisors of 12968818720
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 65 80 88 104 110 121 130 143 160 176 208 220 227 242 260 286 352 416 440 454 484 520 572 605 715 880 908 968 1040 1135 1144 1210 1430 1573 1760 1816 1936 2080 2270 2288 2420 2497 2860 2951 3146 3632 3872 4540 4576 4840 4994 5720 5902 6292 7264 7865 9080 9680 9988 11440 11804 12485 12584 14755 15730 18160 19360 19976 22880 23608 24970 25168 27467 29510 31460 32461 36320 39952 47216 49940 50336 51529 54934 59020 62920 64922 79904 94432 99880 103058 109868 118040 125840 129844 137335 162305 199760 206116 219736 236080 251680 257645 259688 274670 324610 357071 399520 412232 439472 472160 515290 519376 549340 566819 649220 669877 714142 824464 878944 1030580 1038752 1098680 1133638 1298440 1339754 1428284 1648928 1785355 2061160 2197360 2267276 2596880 2679508 2834095 2856568 3349385 3570710 4122320 4394720 4534552 5193760 5359016 5668190 5713136 6235009 6698770 7141420 7368647 8244640 9069104 10718032 11336380 11426272 12470018 13397540 14282840 14737294 18138208 21436064 22672760 24940036 26795080 28565680 29474588 31175045 36843235 45345520 49880072 53590160 57131360 58949176 62350090 73686470 81055117 90691040 99760144 107180320 117898352 124700180 147372940 162110234 199520288 235796704 249400360 294745880 324220468 405275585 498800720 589491760 648440936 810551170 997601440 1178983520 1296881872 1621102340 2593763744 3242204680 6484409360 12968818720
- Sum of all divisors σ(n): 36428439852
- Sum of proper divisors (its aliquot sum) s(n): 23459621132
- 12968818720 is an abundant number, because the sum of its proper divisors (23459621132) is greater than itself. Its abundance is 10490802412
Bases of 12968818720
- Binary: 11000001010000000001111000001000002
- Hexadecimal: 0x305007820
- Base-36: 5YHASKG
Squares and roots of 12968818720
- 12968818720 squared (129688187202) is 168190258992222438400
- 12968818720 cubed (129688187203) is 2181228979339982693525966848000
-
The
square root of 12968818720 is 113880.7214589019 -
The
cube root of 12968818720 is 2349.4532435563
Scales and comparisons
How big is 12968818720?- 12,968,818,720 seconds is equal to 412 years, 19 weeks, 1 day, 1 hour, 38 minutes, 40 seconds.
-
To count from 1 to 12,968,818,720 would take you about eight hundred twenty-four years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 12968818720 cubic inches would be around 195.8 feet tall.
Recreational maths with 12968818720
- 12968818720 backwards is 02781886921
- 12968818720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12968818720's digits is 52
- More coming soon!
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