129190729920
129,190,729,920 is an even composite number composed of six prime numbers multiplied together.
129190729920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 129190729920:
26 × 3 × 5 × 7 × 2412 × 331
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 241 × 241 × 331)See below for interesting mathematical facts about the number 129190729920 from the Numbermatics database.
Names of 129190729920
- Cardinal: 129190729920 can be written as One hundred twenty-nine billion, one hundred ninety million, seven hundred twenty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.2919072992 × 1011
Factors of 129190729920
Divisors of 129190729920
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 140 160 168 192 210 224 240 241 280 320 331 336 420 448 480 482 560 662 672 723 840 960 964 993 1120 1205 1324 1344 1446 1655 1680 1687 1928 1986 2240 2317 2410 2648 2892 3310 3360 3374 3615 3856 3972 4634 4820 4965 5061 5296 5784 6620 6720 6748 6951 7230 7712 7944 8435 9268 9640 9930 10122 10592 11568 11585 13240 13496 13902 14460 15424 15888 16870 18536 19280 19860 20244 21184 23136 23170 25305 26480 26992 27804 28920 31776 33740 34755 37072 38560 39720 40488 46272 46340 50610 52960 53984 55608 57840 58081 63552 67480 69510 74144 77120 79440 79771 80976 92680 101220 105920 107968 111216 115680 116162 134960 139020 148288 158880 159542 161952 174243 185360 202440 222432 231360 232324 239313 269920 278040 290405 317760 319084 323904 348486 370720 398855 404880 406567 444864 464648 478626 539840 556080 558397 580810 638168 696972 741440 797710 809760 813134 871215 929296 957252 1112160 1116794 1161620 1196565 1219701 1276336 1393944 1595420 1619520 1626268 1675191 1742430 1858592 1914504 2032835 2224320 2233588 2323240 2393130 2439402 2552672 2787888 2791985 3190840 3252536 3350382 3484860 3717184 3829008 4065670 4467176 4646480 4786260 4878804 5105344 5575776 5583970 6098505 6381680 6505072 6700764 6969720 7658016 8131340 8375955 8934352 9292960 9572520 9757608 11151552 11167940 12197010 12763360 13010144 13401528 13939440 15316032 16262680 16751910 17868704 18585920 19145040 19224811 19515216 22335880 24394020 25526720 26020288 26803056 27878880 32525360 33503820 35737408 38290080 38449622 39030432 44671760 48788040 53606112 55757760 57674433 65050720 67007640 76580160 76899244 78060864 89343520 96124055 97576080 107212224 115348866 130101440 134015280 134573677 153798488 178687040 192248110 195152160 230697732 268030560 269147354 288372165 307596976 384496220 390304320 403721031 461395464 536061120 538294708 576744330 615193952 672868385 768992440 807442062 922790928 1076589416 1153488660 1230387904 1345736770 1537984880 1614884124 1845581856 2018605155 2153178832 2306977320 2691473540 3075969760 3229768248 3691163712 4037210310 4306357664 4613954640 5382947080 6151939520 6459536496 8074420620 8612715328 9227909280 10765894160 12919072992 16148841240 18455818560 21531788320 25838145984 32297682480 43063576640 64595364960 129190729920
- Sum of all divisors σ(n): 472153146624
- Sum of proper divisors (its aliquot sum) s(n): 342962416704
- 129190729920 is an abundant number, because the sum of its proper divisors (342962416704) is greater than itself. Its abundance is 213771686784
Bases of 129190729920
- Binary: 11110000101000101111000011000110000002
- Hexadecimal: 0x1E145E18C0
- Base-36: 1NCKTP6O
Squares and roots of 129190729920
- 129190729920 squared (1291907299202) is 16690244697262383206400
- 129190729920 cubed (1291907299203) is 2156224894982736712193566015488000
-
The
square root of 129190729920 is 359431.1198546949 -
The
cube root of 129190729920 is 5055.2633412067
Scales and comparisons
How big is 129190729920?- 129,190,729,920 seconds is equal to 4,107 years, 45 weeks, 1 hour, 52 minutes.
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To count from 1 to 129,190,729,920 would take you about eight thousand, two hundred fifteen 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 129190729920 cubic inches would be around 421.3 feet tall.
Recreational maths with 129190729920
- 129190729920 backwards is 029927091921
- The number of decimal digits it has is: 12
- The sum of 129190729920's digits is 51
- More coming soon!
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