142991912640
142,991,912,640 is an even composite number composed of seven prime numbers multiplied together.
142991912640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 142991912640:
26 × 3 × 5 × 23 × 47 × 227 × 607
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 23 × 47 × 227 × 607)See below for interesting mathematical facts about the number 142991912640 from the Numbermatics database.
Names of 142991912640
- Cardinal: 142991912640 can be written as One hundred forty-two billion, nine hundred ninety-one million, nine hundred twelve thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.4299191264 × 1011
Factors of 142991912640
Divisors of 142991912640
- Number of divisors d(n): 448
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 47 48 60 64 69 80 92 94 96 115 120 138 141 160 184 188 192 227 230 235 240 276 282 320 345 368 376 454 460 470 480 552 564 607 681 690 705 736 752 908 920 940 960 1081 1104 1128 1135 1214 1362 1380 1410 1472 1504 1816 1821 1840 1880 2162 2208 2256 2270 2428 2724 2760 2820 3008 3035 3243 3405 3632 3642 3680 3760 4324 4416 4512 4540 4856 5221 5405 5448 5520 5640 6070 6486 6810 7264 7284 7360 7520 8648 9024 9080 9105 9712 10442 10669 10810 10896 11040 11280 12140 12972 13620 13961 14528 14568 15040 15663 16215 17296 18160 18210 19424 20884 21338 21620 21792 22080 22560 24280 25944 26105 27240 27922 28529 29136 31326 32007 32430 34592 36320 36420 38848 41768 41883 42676 43240 43584 45120 48560 51888 52210 53345 54480 55844 57058 58272 62652 64014 64860 69184 69805 72640 72840 78315 83536 83766 85352 85587 86480 97120 103776 104420 106690 108960 111688 114116 116544 125304 128028 129720 137789 139610 142645 145680 156630 160035 167072 167532 170704 171174 172960 194240 207552 208840 209415 213380 217920 223376 228232 245387 250608 256056 259440 275578 279220 285290 291360 313260 320070 334144 335064 341408 342348 345920 413367 417680 418830 426760 427935 446752 456464 490774 501216 512112 518880 551156 558440 570580 582720 626520 640140 656167 670128 682816 684696 688945 736161 826734 835360 837660 853520 855870 893504 912928 981548 1002432 1024224 1037760 1102312 1116880 1141160 1226935 1253040 1280280 1312334 1340256 1369392 1377890 1472322 1653468 1670720 1675320 1707040 1711740 1825856 1963096 1968501 2048448 2066835 2204624 2233760 2282320 2453870 2506080 2560560 2624668 2680512 2738784 2755780 2944644 3169147 3280835 3306936 3350640 3414080 3423480 3680805 3926192 3937002 4133670 4409248 4467520 4564640 4907740 5012160 5121120 5249336 5477568 5511560 5889288 6338294 6476083 6561670 6613872 6701280 6846960 7361610 7852384 7874004 8267340 8818496 9129280 9507441 9815480 9842505 10242240 10498672 11023120 11778576 12676588 12952166 13123340 13227744 13402560 13693920 14723220 15704768 15748008 15845735 16534680 19014882 19428249 19630960 19685010 20997344 22046240 23557152 25353176 25904332 26246680 26455488 27387840 29446440 31496016 31691470 32380415 33069360 38029764 38856498 39261920 39370020 41994688 44092480 47114304 47537205 50706352 51808664 52493360 58892880 62992032 63382940 64760830 66138720 76059528 77712996 78523840 78740040 95074410 97141245 101412704 103617328 104986720 117785760 125984064 126765880 129521660 132277440 148949909 152119056 155425992 157480080 190148820 194282490 202825408 207234656 209973440 235571520 253531760 259043320 297899818 304238112 310851984 314960160 380297640 388564980 414469312 446849727 507063520 518086640 595799636 608476224 621703968 629920320 744749545 760595280 777129960 893699454 1014127040 1036173280 1191599272 1243407936 1489499090 1521190560 1554259920 1787398908 2072346560 2234248635 2383198544 2978998180 3042381120 3108519840 3574797816 4468497270 4766397088 5957996360 6217039680 7149595632 8936994540 9532794176 11915992720 14299191264 17873989080 23831985440 28598382528 35747978160 47663970880 71495956320 142991912640
- Sum of all divisors σ(n): 486749896704
- Sum of proper divisors (its aliquot sum) s(n): 343757984064
- 142991912640 is an abundant number, because the sum of its proper divisors (343757984064) is greater than itself. Its abundance is 200766071424
Bases of 142991912640
- Binary: 100001010010101111101101101110110000002
- Hexadecimal: 0x214AFB6EC0
- Base-36: 1TOTOXXC
Squares and roots of 142991912640
- 142991912640 squared (1429919126402) is 20446687080445391769600
- 142991912640 cubed (1429919126403) is 2923710892784464112209218207744000
-
The
square root of 142991912640 is 378142.7146462033 -
The
cube root of 142991912640 is 5229.2229485321
Scales and comparisons
How big is 142991912640?- 142,991,912,640 seconds is equal to 4,546 years, 36 weeks, 2 days, 23 hours, 44 minutes.
-
To count from 1 to 142,991,912,640 would take you about nine thousand and ninety-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 142991912640 cubic inches would be around 435.8 feet tall.
Recreational maths with 142991912640
- 142991912640 backwards is 046219199241
- 142991912640 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 142991912640's digits is 48
- More coming soon!
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