1997629920
1,997,629,920 is an even composite number composed of seven prime numbers multiplied together.
1997629920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 1997629920:
25 × 32 × 5 × 11 × 13 × 89 × 109
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 11 × 13 × 89 × 109)See below for interesting mathematical facts about the number 1997629920 from the Numbermatics database.
Names of 1997629920
- Cardinal: 1997629920 can be written as One billion, nine hundred ninety-seven million, six hundred twenty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.99762992 × 109
Factors of 1997629920
Divisors of 1997629920
- Number of divisors d(n): 576
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 13 15 16 18 20 22 24 26 30 32 33 36 39 40 44 45 48 52 55 60 65 66 72 78 80 88 89 90 96 99 104 109 110 117 120 130 132 143 144 156 160 165 176 178 180 195 198 208 218 220 234 240 260 264 267 286 288 312 327 330 352 356 360 390 396 416 429 436 440 445 468 480 495 520 528 534 545 572 585 624 654 660 712 715 720 780 792 801 858 872 880 890 936 979 981 990 1040 1056 1068 1090 1144 1157 1170 1199 1248 1287 1308 1320 1335 1417 1424 1430 1440 1560 1584 1602 1635 1716 1744 1760 1780 1872 1958 1962 1980 2080 2136 2145 2180 2288 2314 2340 2398 2574 2616 2640 2670 2834 2848 2860 2937 3120 3168 3204 3270 3432 3471 3488 3560 3597 3744 3916 3924 3960 4005 4251 4272 4290 4360 4576 4628 4680 4796 4895 4905 5148 5232 5280 5340 5668 5720 5785 5874 5995 6240 6408 6435 6540 6864 6942 7085 7120 7194 7832 7848 7920 8010 8502 8544 8580 8720 8811 9256 9360 9592 9701 9790 9810 10296 10413 10464 10680 10791 11336 11440 11570 11748 11990 12727 12753 12816 12870 13080 13728 13884 14170 14240 14388 14685 15587 15664 15696 15840 16020 17004 17160 17355 17440 17622 17985 18512 18720 19184 19402 19580 19620 20592 20826 21255 21360 21582 22672 22880 23140 23496 23980 25454 25506 25632 25740 26160 27768 28340 28776 29103 29370 31174 31328 31392 32040 34008 34320 34710 35244 35970 37024 38181 38368 38804 39160 39240 41184 41652 42510 42720 43164 44055 45344 46280 46761 46992 47960 48505 50908 51012 51480 52065 52320 53955 55536 56680 57552 58206 58740 62348 63635 63765 64080 68016 68640 69420 70488 71940 76362 77608 77935 78320 78480 83304 85020 86328 87309 88110 92560 93522 93984 95920 97010 101816 102024 102960 104130 106711 107910 111072 113360 114543 115104 116412 117480 124696 126113 127270 127530 128160 136032 138840 140283 140976 143880 145515 152724 155216 155870 156640 156960 166608 170040 172656 174618 176220 185120 187044 190905 191840 194020 203632 204048 205920 208260 213422 215820 226720 229086 232824 233805 234960 249392 252226 254540 255060 277680 280566 281952 287760 291030 305448 310432 311740 320133 333216 340080 345312 349236 352440 374088 378339 381810 388040 407264 408096 416520 426844 431640 436545 458172 465648 467610 469920 498784 504452 509080 510120 533555 555360 561132 572715 575520 582060 610896 623480 630565 640266 680160 698472 701415 704880 748176 756678 763620 776080 833040 853688 863280 873090 916344 931296 935220 960399 1008904 1018160 1020240 1067110 1122264 1135017 1145430 1164120 1221792 1246960 1261130 1280532 1387243 1396944 1402830 1409760 1496352 1513356 1527240 1552160 1600665 1666080 1707376 1726560 1746180 1832688 1870440 1891695 1920798 2017808 2036320 2040480 2134220 2244528 2270034 2290860 2328240 2493920 2522260 2561064 2774486 2793888 2805660 3026712 3054480 3201330 3414752 3492360 3665376 3740880 3783390 3841596 4035616 4161729 4268440 4489056 4540068 4581720 4656480 4801995 5044520 5122128 5548972 5611320 5675085 6053424 6108960 6402660 6936215 6984720 7481760 7566780 7683192 8323458 8536880 9080136 9163440 9603990 10089040 10244256 11097944 11222640 11350170 12106848 12485187 12805320 13872430 13969440 15133560 15366384 16646916 17073760 18160272 18326880 19207980 20178080 20808645 22195888 22445280 22700340 24970374 25610640 27744860 30267120 30732768 33293832 36320544 38415960 41617290 44391776 45400680 49940748 51221280 55489720 60534240 62425935 66587664 76831920 83234580 90801360 99881496 110979440 124851870 133175328 153663840 166469160 181602720 199762992 221958880 249703740 332938320 399525984 499407480 665876640 998814960 1997629920
- Sum of all divisors σ(n): 8172964800
- Sum of proper divisors (its aliquot sum) s(n): 6175334880
- 1997629920 is an abundant number, because the sum of its proper divisors (6175334880) is greater than itself. Its abundance is 4177704960
Bases of 1997629920
- Binary: 11101110001000101101001111000002
- Hexadecimal: 0x771169E0
- Base-36: X1C540
Squares and roots of 1997629920
- 1997629920 squared (19976299202) is 3990525297279206400
- 1997629920 cubed (19976299203) is 7971592730361837298495488000
-
The
square root of 1997629920 is 44694.8533949939 -
The
cube root of 1997629920 is 1259.4231675593
Scales and comparisons
How big is 1997629920?- 1,997,629,920 seconds is equal to 63 years, 26 weeks, 6 days, 17 hours, 12 minutes.
-
To count from 1 to 1,997,629,920 would take you about one hundred twenty-seven 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 1997629920 cubic inches would be around 105 feet tall.
Recreational maths with 1997629920
- 1997629920 backwards is 0299267991
- The number of decimal digits it has is: 10
- The sum of 1997629920's digits is 54
- More coming soon!
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