3998543920
3,998,543,920 is an even composite number composed of seven prime numbers multiplied together.
What does the number 3998543920 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 320 divisors.
3998543920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 3998543920:
24 × 5 × 7 × 19 × 67 × 71 × 79
(2 × 2 × 2 × 2 × 5 × 7 × 19 × 67 × 71 × 79)See below for interesting mathematical facts about the number 3998543920 from the Numbermatics database.
Names of 3998543920
- Cardinal: 3998543920 can be written as Three billion, nine hundred ninety-eight million, five hundred forty-three thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.99854392 × 109
Factors of 3998543920
Divisors of 3998543920
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 35 38 40 56 67 70 71 76 79 80 95 112 133 134 140 142 152 158 190 266 268 280 284 304 316 335 355 380 395 469 497 532 536 553 560 568 632 665 670 710 760 790 938 994 1064 1072 1106 1136 1264 1273 1330 1340 1349 1420 1501 1520 1580 1876 1988 2128 2212 2345 2485 2546 2660 2680 2698 2765 2840 3002 3160 3752 3976 4424 4690 4757 4970 5092 5293 5320 5360 5396 5530 5609 5680 6004 6320 6365 6745 7504 7505 7952 8848 8911 9380 9443 9514 9940 10184 10507 10586 10640 10792 11060 11218 12008 12730 13490 15010 17822 18760 18886 19028 19880 20368 21014 21172 21584 22120 22436 23785 24016 25460 26465 26980 28045 30020 33299 35644 37051 37520 37772 38056 39263 39760 42028 42344 44240 44555 44872 47215 47570 50920 52535 52930 53960 56090 60040 66598 71288 74102 75544 76112 78526 84056 84688 89110 89744 90383 94430 95140 100567 101840 105070 105860 106571 107920 112180 120080 133196 142576 148204 151088 157052 166495 168112 178220 180766 185255 188860 190280 196315 201134 210140 211720 213142 224360 266392 296408 314104 332990 356440 361532 370510 375803 377720 380560 392630 402268 420280 423440 426284 448720 451915 502835 532784 532855 592816 628208 632681 665980 703969 712880 723064 741020 745997 751606 755440 785260 804536 840560 852568 903830 1005670 1065710 1265362 1331960 1407938 1446128 1482040 1491994 1503212 1570520 1609072 1705136 1807660 1879015 2011340 2131420 2530724 2630621 2663920 2815876 2964080 2983988 3006424 3141040 3163405 3519845 3615320 3729985 3758030 4022680 4262840 5061448 5261242 5631752 5967976 6012848 6326810 7039690 7140257 7230640 7459970 7516060 8045360 8525680 10122896 10522484 11263504 11935952 12653620 13153105 14079380 14280514 14919940 15032120 21044968 25307240 26306210 28158760 28561028 29839880 30064240 35701285 42089936 49981799 50614480 52612420 56317520 57122056 59679760 71402570 99963598 105224840 114244112 142805140 199927196 210449680 249908995 285610280 399854392 499817990 571220560 799708784 999635980 1999271960 3998543920
- Sum of all divisors σ(n): 11656396800
- Sum of proper divisors (its aliquot sum) s(n): 7657852880
- 3998543920 is an abundant number, because the sum of its proper divisors (7657852880) is greater than itself. Its abundance is 3659308960
Bases of 3998543920
- Binary: 111011100101010011110000001100002
- Hexadecimal: 0xEE54F030
- Base-36: 1U4MO8G
Squares and roots of 3998543920
- 3998543920 squared (39985439202) is 15988353480168966400
- 3998543920 cubed (39985439203) is 63930133598940461171404288000
-
The
square root of 3998543920 is 63234.0408324503 -
The
cube root of 3998543920 is 1587.2084133479
Scales and comparisons
How big is 3998543920?- 3,998,543,920 seconds is equal to 127 years, 7 weeks, 2 days, 10 hours, 38 minutes, 40 seconds.
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To count from 1 to 3,998,543,920 would take you about two hundred fifty-four 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 3998543920 cubic inches would be around 132.3 feet tall.
Recreational maths with 3998543920
- 3998543920 backwards is 0293458993
- The number of decimal digits it has is: 10
- The sum of 3998543920's digits is 52
- More coming soon!
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