12421211440
12,421,211,440 is an even composite number composed of six prime numbers multiplied together.
What does the number 12421211440 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 320 divisors.
12421211440 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 12421211440:
24 × 5 × 113 × 31 × 53 × 71
(2 × 2 × 2 × 2 × 5 × 11 × 11 × 11 × 31 × 53 × 71)See below for interesting mathematical facts about the number 12421211440 from the Numbermatics database.
Names of 12421211440
- Cardinal: 12421211440 can be written as Twelve billion, four hundred twenty-one million, two hundred eleven thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.242121144 × 1010
Factors of 12421211440
Divisors of 12421211440
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 31 40 44 53 55 62 71 80 88 106 110 121 124 142 155 176 212 220 242 248 265 284 310 341 355 424 440 484 496 530 568 583 605 620 682 710 781 848 880 968 1060 1136 1166 1210 1240 1331 1364 1420 1562 1643 1705 1936 2120 2201 2332 2420 2480 2662 2728 2840 2915 3124 3286 3410 3751 3763 3905 4240 4402 4664 4840 5324 5456 5680 5830 6248 6413 6572 6655 6820 7502 7526 7810 8215 8591 8804 9328 9680 10648 11005 11660 12496 12826 13144 13310 13640 15004 15052 15620 16430 17182 17608 18073 18755 18815 21296 22010 23320 24211 25652 26288 26620 27280 30008 30104 31240 32065 32860 34364 35216 36146 37510 37630 41261 41393 42955 44020 46640 48422 51304 53240 60016 60208 62480 64130 65720 68728 70543 72292 75020 75260 82522 82786 85910 88040 90365 94501 96844 102608 106480 116653 121055 128260 131440 137456 141086 144584 150040 150520 165044 165572 171820 176080 180730 189002 193688 198803 206305 206965 233306 242110 256520 266321 282172 289168 300080 301040 330088 331144 343640 352715 361460 378004 387376 397606 412610 413930 455323 466612 472505 484220 513040 532642 564344 583265 660176 662288 687280 705430 722920 756008 795212 825220 827860 910646 933224 945010 968440 994015 1065284 1128688 1166530 1283183 1331605 1410860 1445840 1512016 1590424 1650440 1655720 1821292 1866448 1890020 1936880 1988030 2130568 2186833 2276615 2333060 2566366 2663210 2821720 2929531 3180848 3300880 3311440 3642584 3780040 3976060 4261136 4373666 4553230 4666120 5008553 5132732 5326420 5643440 5859062 6415915 7285168 7560080 7952120 8747332 9106460 9332240 10017106 10265464 10652840 10934165 11718124 12831830 14115013 14647655 15904240 17494664 18212920 20034212 20530928 21305680 21868330 23436248 25042765 25663660 28230026 29295310 34989328 36425840 40068424 43736660 46872496 50085530 51327320 56460052 58590620 70575065 80136848 87473320 100171060 102654640 112920104 117181240 141150130 155265143 174946640 200342120 225840208 234362480 282300260 310530286 400684240 564600520 621060572 776325715 1129201040 1242121144 1552651430 2484242288 3105302860 6210605720 12421211440
- Sum of all divisors σ(n): 33878974464
- Sum of proper divisors (its aliquot sum) s(n): 21457763024
- 12421211440 is an abundant number, because the sum of its proper divisors (21457763024) is greater than itself. Its abundance is 9036551584
Bases of 12421211440
- Binary: 10111001000101110010100101001100002
- Hexadecimal: 0x2E45CA530
- Base-36: 5PF9O34
Squares and roots of 12421211440
- 12421211440 squared (124212114402) is 154286493637186873600
- 12421211440 cubed (124212114403) is 1916425159803712803778153984000
-
The
square root of 12421211440 is 111450.4887382733 -
The
cube root of 12421211440 is 2315.9080813813
Scales and comparisons
How big is 12421211440?- 12,421,211,440 seconds is equal to 394 years, 49 weeks, 5 days, 30 minutes, 40 seconds.
-
To count from 1 to 12,421,211,440 would take you about seven hundred eighty-nine 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 12421211440 cubic inches would be around 193 feet tall.
Recreational maths with 12421211440
- 12421211440 backwards is 04411212421
- 12421211440 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12421211440's digits is 22
- More coming soon!
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