12641209920
12,641,209,920 is an even composite number composed of four prime numbers multiplied together.
12641209920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 12641209920:
26 × 311 × 5 × 223
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 223)See below for interesting mathematical facts about the number 12641209920 from the Numbermatics database.
Names of 12641209920
- Cardinal: 12641209920 can be written as Twelve billion, six hundred forty-one million, two hundred nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.264120992 × 1010
Factors of 12641209920
Divisors of 12641209920
- Number of divisors d(n): 336
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 135 144 160 162 180 192 216 223 240 243 270 288 320 324 360 405 432 446 480 486 540 576 648 669 720 729 810 864 892 960 972 1080 1115 1215 1296 1338 1440 1458 1620 1728 1784 1944 2007 2160 2187 2230 2430 2592 2676 2880 2916 3240 3345 3568 3645 3888 4014 4320 4374 4460 4860 5184 5352 5832 6021 6480 6561 6690 7136 7290 7776 8028 8640 8748 8920 9720 10035 10704 10935 11664 12042 12960 13122 13380 14272 14580 15552 16056 17496 17840 18063 19440 19683 20070 21408 21870 23328 24084 25920 26244 26760 29160 30105 32112 32805 34992 35680 36126 38880 39366 40140 42816 43740 46656 48168 52488 53520 54189 58320 59049 60210 64224 65610 69984 71360 72252 77760 78732 80280 87480 90315 96336 98415 104976 107040 108378 116640 118098 120420 128448 131220 139968 144504 157464 160560 162567 174960 177147 180630 192672 196830 209952 214080 216756 233280 236196 240840 262440 270945 289008 295245 314928 321120 325134 349920 354294 361260 385344 393660 419904 433512 472392 481680 487701 524880 541890 578016 590490 629856 642240 650268 699840 708588 722520 787320 812835 867024 885735 944784 963360 975402 1049760 1083780 1156032 1180980 1259712 1300536 1417176 1445040 1463103 1574640 1625670 1734048 1771470 1889568 1926720 1950804 2099520 2167560 2361960 2438505 2601072 2834352 2890080 2926206 3149280 3251340 3468096 3542940 3779136 3901608 4335120 4389309 4723920 4877010 5202144 5668704 5780160 5852412 6298560 6502680 7085880 7315515 7803216 8670240 8778618 9447840 9754020 10404288 11337408 11704824 13005360 13167927 14171760 14631030 15606432 17340480 17557236 18895680 19508040 21946545 23409648 26010720 26335854 28343520 29262060 31212864 35114472 39016080 39503781 43893090 46819296 52021440 52671708 56687040 58524120 65839635 70228944 78032160 79007562 87786180 93638592 105343416 117048240 131679270 140457888 156064320 158015124 175572360 197518905 210686832 234096480 263358540 280915776 316030248 351144720 395037810 421373664 468192960 526717080 632060496 702289440 790075620 842747328 1053434160 1264120992 1404578880 1580151240 2106868320 2528241984 3160302480 4213736640 6320604960 12641209920
- Sum of all divisors σ(n): 45355215360
- Sum of proper divisors (its aliquot sum) s(n): 32714005440
- 12641209920 is an abundant number, because the sum of its proper divisors (32714005440) is greater than itself. Its abundance is 20072795520
Bases of 12641209920
- Binary: 10111100010111100110001110010000002
- Hexadecimal: 0x2F1798E40
- Base-36: 5T29000
Squares and roots of 12641209920
- 12641209920 squared (126412099202) is 159800188241506406400
- 12641209920 cubed (126412099203) is 2020067724816398140327231488000
-
The
square root of 12641209920 is 112433.1353294037 -
The
cube root of 12641209920 is 2329.5008920687
Scales and comparisons
How big is 12641209920?- 12,641,209,920 seconds is equal to 401 years, 49 weeks, 3 days, 7 hours, 12 minutes.
-
To count from 1 to 12,641,209,920 would take you about eight hundred three 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 12641209920 cubic inches would be around 194.1 feet tall.
Recreational maths with 12641209920
- 12641209920 backwards is 02990214621
- 12641209920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12641209920's digits is 36
- More coming soon!
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