1990420920
1,990,420,920 is an even composite number composed of seven prime numbers multiplied together.
1990420920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 1990420920:
23 × 32 × 5 × 23 × 37 × 73 × 89
(2 × 2 × 2 × 3 × 3 × 5 × 23 × 37 × 73 × 89)See below for interesting mathematical facts about the number 1990420920 from the Numbermatics database.
Names of 1990420920
- Cardinal: 1990420920 can be written as One billion, nine hundred ninety million, four hundred twenty thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.99042092 × 109
Factors of 1990420920
Divisors of 1990420920
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 30 36 37 40 45 46 60 69 72 73 74 89 90 92 111 115 120 138 146 148 178 180 184 185 207 219 222 230 267 276 292 296 333 345 356 360 365 370 414 438 444 445 460 534 552 555 584 657 666 690 712 730 740 801 828 851 876 888 890 920 1035 1068 1095 1110 1314 1332 1335 1380 1460 1480 1602 1656 1665 1679 1702 1752 1780 2047 2070 2136 2190 2220 2553 2628 2664 2670 2701 2760 2920 3204 3285 3293 3330 3358 3404 3560 4005 4094 4140 4255 4380 4440 5037 5106 5256 5340 5402 6141 6408 6497 6570 6586 6660 6716 6808 7659 8010 8103 8188 8280 8395 8510 8760 9879 10074 10212 10235 10680 10804 12282 12765 12994 13140 13172 13320 13432 13505 15111 15318 16020 16206 16376 16465 16790 17020 18423 19491 19758 20148 20424 20470 21608 24309 24564 25185 25530 25988 26280 26344 27010 29637 30222 30636 30705 32040 32412 32485 32930 33580 34040 36846 38295 38982 39516 40296 40515 40940 48618 49128 49395 50370 51060 51976 54020 58473 59274 60444 61272 61410 62123 64824 64970 65860 67160 73692 75555 75739 76590 77964 79032 81030 81880 92115 97236 97455 98790 100740 102120 108040 116946 118548 120888 121545 122820 124246 129940 131720 147384 148185 149431 151110 151478 153180 155928 162060 184230 186369 194472 194910 197580 201480 227217 233892 237096 240389 243090 245640 248492 259880 292365 296370 298862 302220 302956 306360 310615 324120 368460 372738 378695 389820 395160 448293 454434 467784 480778 486180 496984 559107 584730 592740 597724 604440 605912 621230 681651 721167 736920 745476 747155 757390 779640 896586 908868 931845 961556 972360 1118214 1136085 1169460 1185480 1195448 1201945 1242460 1344879 1363302 1442334 1490952 1494310 1514780 1793172 1817736 1863690 1923112 2163501 2236428 2241465 2272170 2338920 2403890 2484920 2689758 2726604 2795535 2884668 2988620 3029560 3408255 3586344 3605835 3727380 4327002 4472856 4482930 4544340 4807780 5379516 5453208 5528947 5591070 5769336 5977240 6724395 6816510 7211670 7454760 8654004 8965860 9088680 9615560 10759032 10817505 11057894 11182140 13448790 13633020 14423340 16586841 17308008 17931720 21635010 22115788 22364280 26897580 27266040 27644735 28846680 33173682 43270020 44231576 49760523 53795160 55289470 66347364 82934205 86540040 99521046 110578940 132694728 165868410 199042092 221157880 248802615 331736820 398084184 497605230 663473640 995210460 1990420920
- Sum of all divisors σ(n): 7106486400
- Sum of proper divisors (its aliquot sum) s(n): 5116065480
- 1990420920 is an abundant number, because the sum of its proper divisors (5116065480) is greater than itself. Its abundance is 3125644560
Bases of 1990420920
- Binary: 11101101010001101101001101110002
- Hexadecimal: 0x76A369B8
- Base-36: WX1MM0
Squares and roots of 1990420920
- 1990420920 squared (19904209202) is 3961775438773646400
- 1990420920 cubed (19904209203) is 7885600713677244939242688000
-
The
square root of 1990420920 is 44614.1336349817 -
The
cube root of 1990420920 is 1257.9063492115
Scales and comparisons
How big is 1990420920?- 1,990,420,920 seconds is equal to 63 years, 15 weeks, 6 hours, 42 minutes.
-
To count from 1 to 1,990,420,920 would take you about one hundred twenty-six 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 1990420920 cubic inches would be around 104.8 feet tall.
Recreational maths with 1990420920
- 1990420920 backwards is 0290240991
- 1990420920 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1990420920's digits is 36
- More coming soon!
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The information we have on file for 1990420920 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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