1990457920
1,990,457,920 is an even composite number composed of seven prime numbers multiplied together.
1990457920 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 1990457920:
26 × 5 × 11 × 17 × 29 × 31 × 37
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 17 × 29 × 31 × 37)See below for interesting mathematical facts about the number 1990457920 from the Numbermatics database.
Names of 1990457920
- Cardinal: 1990457920 can be written as One billion, nine hundred ninety million, four hundred fifty-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.99045792 × 109
Factors of 1990457920
Divisors of 1990457920
- Number of divisors d(n): 448
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Complete list of divisors:
1 2 4 5 8 10 11 16 17 20 22 29 31 32 34 37 40 44 55 58 62 64 68 74 80 85 88 110 116 124 136 145 148 155 160 170 176 185 187 220 232 248 272 290 296 310 319 320 340 341 352 370 374 407 440 464 493 496 527 544 580 592 620 629 638 680 682 704 740 748 814 880 899 928 935 986 992 1054 1073 1088 1147 1160 1184 1240 1258 1276 1360 1364 1480 1496 1595 1628 1705 1760 1798 1856 1870 1972 1984 2035 2108 2146 2294 2320 2368 2465 2480 2516 2552 2635 2720 2728 2960 2992 3145 3190 3256 3410 3520 3596 3740 3944 4070 4216 4292 4495 4588 4640 4930 4960 5032 5104 5270 5365 5423 5440 5456 5735 5797 5920 5984 6290 6380 6512 6820 6919 7192 7480 7888 8140 8432 8584 8990 9176 9280 9860 9889 9920 10064 10208 10540 10730 10846 10912 11470 11594 11803 11840 11968 12580 12617 12760 13024 13640 13838 14384 14960 15283 15776 16280 16864 17168 17980 18241 18352 19499 19720 19778 20128 20416 21080 21460 21692 21824 22940 23188 23606 25160 25234 25520 26048 27115 27280 27676 28768 28985 29920 30566 31552 32560 33263 33728 34336 34595 35960 36482 36704 38998 39440 39556 40256 42160 42920 43384 45880 46376 47212 49445 50320 50468 51040 54230 54560 55352 57536 57970 59015 59840 61132 63085 65120 66526 68672 69190 71920 72964 73408 76415 77996 78880 79112 84320 85840 86768 91205 91760 92752 94424 97495 98890 100640 100936 102080 108460 109120 110704 115940 118030 122264 126170 130240 133052 138380 143840 145928 152830 155992 157760 158224 166315 168113 168640 171680 173536 182410 183520 185504 188848 194990 197780 200651 201280 201872 214489 216920 221408 231880 236060 244528 252340 266104 276760 287680 291856 305660 311984 316448 332630 336226 343360 347072 364820 365893 367040 371008 377696 389980 395560 401302 403744 428978 433840 442816 463760 472120 489056 504680 532208 553520 565471 583712 611320 623968 632896 665260 672452 729640 731786 755392 779960 791120 802604 807488 840565 857956 867680 927520 944240 978112 1003255 1009360 1064416 1072445 1107040 1130942 1167424 1222640 1247936 1330520 1344904 1459280 1463572 1559920 1582240 1605208 1681130 1715912 1735360 1829465 1855040 1888480 2006510 2018720 2128832 2144890 2214080 2261884 2445280 2661040 2689808 2827355 2918560 2927144 3119840 3164480 3210416 3362260 3431824 3658930 3776960 4013020 4037440 4289780 4523768 4890560 5322080 5379616 5654710 5837120 5854288 6220181 6239680 6420832 6724520 6863648 7317860 8026040 8579560 9047536 10644160 10759232 11309420 11708576 12440362 12841664 13449040 13727296 14635720 16052080 17159120 18095072 22618840 23417152 24880724 26898080 29271440 31100905 32104160 34318240 36190144 45237680 49761448 53796160 58542880 62201810 64208320 68636480 90475360 99522896 117085760 124403620 180950720 199045792 248807240 398091584 497614480 995228960 1990457920
- Sum of all divisors σ(n): 6004316160
- Sum of proper divisors (its aliquot sum) s(n): 4013858240
- 1990457920 is an abundant number, because the sum of its proper divisors (4013858240) is greater than itself. Its abundance is 2023400320
Bases of 1990457920
- Binary: 11101101010001111111010010000002
- Hexadecimal: 0x76A3FA40
- Base-36: WX2F5S
Squares and roots of 1990457920
- 1990457920 squared (19904579202) is 3961922731290726400
- 1990457920 cubed (19904579203) is 7886040478925658185433088000
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The
square root of 1990457920 is 44614.5482998539 -
The
cube root of 1990457920 is 1257.9141435841
Scales and comparisons
How big is 1990457920?- 1,990,457,920 seconds is equal to 63 years, 15 weeks, 16 hours, 58 minutes, 40 seconds.
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To count from 1 to 1,990,457,920 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 1990457920 cubic inches would be around 104.8 feet tall.
Recreational maths with 1990457920
- 1990457920 backwards is 0297540991
- The number of decimal digits it has is: 10
- The sum of 1990457920's digits is 46
- More coming soon!
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"Number 1990457920 - Facts about the integer". Numbermatics.com. 2024. Web. 21 May 2024.
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The information we have on file for 1990457920 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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