1990540800
1,990,540,800 is an even composite number composed of five prime numbers multiplied together.
1990540800 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 1990540800:
29 × 32 × 52 × 37 × 467
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 37 × 467)See below for interesting mathematical facts about the number 1990540800 from the Numbermatics database.
Names of 1990540800
- Cardinal: 1990540800 can be written as One billion, nine hundred ninety million, five hundred forty thousand, eight hundred.
Scientific notation
- Scientific notation: 1.9905408 × 109
Factors of 1990540800
Divisors of 1990540800
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 37 40 45 48 50 60 64 72 74 75 80 90 96 100 111 120 128 144 148 150 160 180 185 192 200 222 225 240 256 288 296 300 320 333 360 370 384 400 444 450 467 480 512 555 576 592 600 640 666 720 740 768 800 888 900 925 934 960 1110 1152 1184 1200 1280 1332 1401 1440 1480 1536 1600 1665 1776 1800 1850 1868 1920 2220 2304 2335 2368 2400 2560 2664 2775 2802 2880 2960 3200 3330 3552 3600 3700 3736 3840 4203 4440 4608 4670 4736 4800 5328 5550 5604 5760 5920 6400 6660 7005 7104 7200 7400 7472 7680 8325 8406 8880 9340 9472 9600 10656 11100 11208 11520 11675 11840 12800 13320 14010 14208 14400 14800 14944 16650 16812 17279 17760 18680 18944 19200 21015 21312 22200 22416 23040 23350 23680 26640 28020 28416 28800 29600 29888 33300 33624 34558 35025 35520 37360 38400 42030 42624 44400 44832 46700 47360 51837 53280 56040 56832 57600 59200 59776 66600 67248 69116 70050 71040 74720 84060 85248 86395 88800 89664 93400 94720 103674 105075 106560 112080 115200 118400 119552 133200 134496 138232 140100 142080 149440 155511 168120 170496 172790 177600 179328 186800 207348 210150 213120 224160 236800 239104 259185 266400 268992 276464 280200 284160 298880 311022 336240 345580 355200 358656 373600 414696 420300 426240 431975 448320 473600 518370 532800 537984 552928 560400 597760 622044 672480 691160 710400 717312 747200 777555 829392 840600 852480 863950 896640 1036740 1065600 1075968 1105856 1120800 1195520 1244088 1295925 1344960 1382320 1420800 1494400 1555110 1658784 1681200 1727900 1793280 2073480 2131200 2151936 2211712 2241600 2488176 2591850 2689920 2764640 2988800 3110220 3317568 3362400 3455800 3586560 3887775 4146960 4262400 4423424 4483200 4976352 5183700 5379840 5529280 5977600 6220440 6635136 6724800 6911600 7775550 8293920 8846848 8966400 9952704 10367400 10759680 11058560 12440880 13270272 13449600 13823200 15551100 16587840 17932800 19905408 20734800 22117120 24881760 26540544 26899200 27646400 31102200 33175680 39810816 41469600 44234240 49763520 53798400 55292800 62204400 66351360 79621632 82939200 99527040 110585600 124408800 132702720 165878400 199054080 221171200 248817600 331756800 398108160 497635200 663513600 995270400 1990540800
- Sum of all divisors σ(n): 7331791896
- Sum of proper divisors (its aliquot sum) s(n): 5341251096
- 1990540800 is an abundant number, because the sum of its proper divisors (5341251096) is greater than itself. Its abundance is 3350710296
Bases of 1990540800
- Binary: 11101101010010100111110000000002
- Hexadecimal: 0x76A53E00
- Base-36: WX4740
Squares and roots of 1990540800
- 1990540800 squared (19905408002) is 3962252676464640000
- 1990540800 cubed (19905408003) is 7887025612412065677312000000
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The
square root of 1990540800 is 44615.4771351825 -
The
cube root of 1990540800 is 1257.9316026281
Scales and comparisons
How big is 1990540800?- 1,990,540,800 seconds is equal to 63 years, 15 weeks, 1 day, 16 hours.
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To count from 1 to 1,990,540,800 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 1990540800 cubic inches would be around 104.8 feet tall.
Recreational maths with 1990540800
- 1990540800 backwards is 0080450991
- 1990540800 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1990540800's digits is 36
- More coming soon!
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