129442372920
129,442,372,920 is an even composite number composed of six prime numbers multiplied together.
129442372920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 129442372920:
23 × 33 × 5 × 72 × 677 × 3613
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 7 × 677 × 3613)See below for interesting mathematical facts about the number 129442372920 from the Numbermatics database.
Names of 129442372920
- Cardinal: 129442372920 can be written as One hundred twenty-nine billion, four hundred forty-two million, three hundred seventy-two thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.2944237292 × 1011
Factors of 129442372920
Divisors of 129442372920
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 49 54 56 60 63 70 72 84 90 98 105 108 120 126 135 140 147 168 180 189 196 210 216 245 252 270 280 294 315 360 378 392 420 441 490 504 540 588 630 677 735 756 840 882 945 980 1080 1176 1260 1323 1354 1470 1512 1764 1890 1960 2031 2205 2520 2646 2708 2940 3385 3528 3613 3780 4062 4410 4739 5292 5416 5880 6093 6615 6770 7226 7560 8124 8820 9478 10155 10584 10839 12186 13230 13540 14217 14452 16248 17640 18065 18279 18956 20310 21678 23695 24372 25291 26460 27080 28434 28904 30465 32517 33173 36130 36558 37912 40620 42651 43356 47390 48744 50582 52920 54195 56868 60930 65034 66346 71085 72260 73116 75873 81240 85302 86712 91395 94780 97551 99519 101164 108390 113736 121860 126455 127953 130068 132692 142170 144520 146232 151746 162585 165865 170604 177037 182790 189560 195102 199038 202328 213255 216780 227619 243720 252910 255906 260136 265384 284340 298557 303492 325170 331730 341208 354074 365580 379365 390204 398076 426510 433560 455238 487755 497595 505820 511812 531111 568680 597114 606984 639765 650340 663460 682857 708148 731160 758730 780408 796152 853020 885185 895671 910476 975510 995190 1011640 1023624 1062222 1138095 1194228 1279530 1300680 1326920 1365714 1416296 1492785 1517460 1593333 1706040 1770370 1791342 1820952 1951020 1990380 2124444 2276190 2388456 2446001 2559060 2655555 2731428 2985570 3034920 3186666 3414285 3540740 3582684 3902040 3980760 4248888 4478355 4552380 4779999 4892002 5118120 5311110 5462856 5971140 6373332 6828570 7081480 7165368 7338003 7966665 8956710 9104760 9559998 9784004 10622220 11942280 12230005 12746664 13657140 14676006 15933330 17122007 17913420 19119996 19568008 21244440 22014009 23899995 24460010 27314280 29352012 31866660 34244014 35826840 36690015 38239992 44028018 47799990 48920020 51366021 58704024 63733320 66042027 68488028 73380030 85610035 88056036 95599980 97840040 102732042 110070045 119854049 132084054 136976056 146760060 154098063 171220070 176112072 191199960 205464084 220140090 239708098 256830105 264168108 293520120 308196126 330210135 342440140 359562147 410928168 440280180 462294189 479416196 513660210 528336216 599270245 616392252 660420270 684880280 719124294 770490315 880560360 924588378 958832392 1027320420 1078686441 1198540490 1232784504 1320840540 1438248588 1540980630 1797810735 1849176756 2054640840 2157372882 2311470945 2397080980 2641681080 2876497176 3081961260 3236059323 3595621470 3698353512 4314745764 4622941890 4794161960 5393432205 6163922520 6472118646 7191242940 8629491528 9245883780 10786864410 12944237292 14382485880 16180296615 18491767560 21573728820 25888474584 32360593230 43147457640 64721186460 129442372920
- Sum of all divisors σ(n): 502799918400
- Sum of proper divisors (its aliquot sum) s(n): 373357545480
- 129442372920 is an abundant number, because the sum of its proper divisors (373357545480) is greater than itself. Its abundance is 243915172560
Bases of 129442372920
- Binary: 11110001000110101110111011101001110002
- Hexadecimal: 0x1E235DDD38
- Base-36: 1NGQNA60
Squares and roots of 129442372920
- 129442372920 squared (1294423729202) is 16755327907160349326400
- 129442372920 cubed (1294423729203) is 2168849403355533075745339601088000
-
The
square root of 129442372920 is 359781.0068916923 -
The
cube root of 129442372920 is 5058.5434954479
Scales and comparisons
How big is 129442372920?- 129,442,372,920 seconds is equal to 4,115 years, 45 weeks, 14 hours, 42 minutes.
-
To count from 1 to 129,442,372,920 would take you about eight thousand, two hundred thirty-one 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 129442372920 cubic inches would be around 421.5 feet tall.
Recreational maths with 129442372920
- 129442372920 backwards is 029273244921
- 129442372920 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 129442372920's digits is 45
- More coming soon!
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The information we have on file for 129442372920 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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