4991397840
4,991,397,840 is an even composite number composed of six prime numbers multiplied together.
4991397840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 4991397840:
24 × 32 × 5 × 11 × 13 × 48479
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 11 × 13 × 48479)See below for interesting mathematical facts about the number 4991397840 from the Numbermatics database.
Names of 4991397840
- Cardinal: 4991397840 can be written as Four billion, nine hundred ninety-one million, three hundred ninety-seven thousand, eight hundred forty.
Scientific notation
- Scientific notation: 4.99139784 × 109
Factors of 4991397840
Divisors of 4991397840
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 13 15 16 18 20 22 24 26 30 33 36 39 40 44 45 48 52 55 60 65 66 72 78 80 88 90 99 104 110 117 120 130 132 143 144 156 165 176 180 195 198 208 220 234 240 260 264 286 312 330 360 390 396 429 440 468 495 520 528 572 585 624 660 715 720 780 792 858 880 936 990 1040 1144 1170 1287 1320 1430 1560 1584 1716 1872 1980 2145 2288 2340 2574 2640 2860 3120 3432 3960 4290 4680 5148 5720 6435 6864 7920 8580 9360 10296 11440 12870 17160 20592 25740 34320 48479 51480 96958 102960 145437 193916 242395 290874 387832 436311 484790 533269 581748 630227 727185 775664 872622 969580 1066538 1163496 1260454 1454370 1599807 1745244 1890681 1939160 2133076 2181555 2326992 2520908 2666345 2908740 3151135 3199614 3490488 3781362 3878320 4266152 4363110 4799421 5041816 5332690 5672043 5817480 6302270 6399228 6932497 6980976 7562724 7999035 8532304 8726220 9453405 9598842 10083632 10665380 11344086 11634960 12604540 12798456 13864994 15125448 15998070 17452440 18906810 19197684 20797491 21330760 22688172 23997105 25209080 25596912 27729988 28360215 30250896 31996140 34662485 34904880 37813620 38395368 41594982 42661520 45376344 47994210 50418160 55459976 56720430 62392473 63992280 69324970 75627240 76790736 83189964 90752688 95988420 103987455 110919952 113440860 124784946 127984560 138649940 151254480 166379928 191976840 207974910 226881720 249569892 277299880 311962365 332759856 383953680 415949820 453763440 499139784 554599760 623924730 831899640 998279568 1247849460 1663799280 2495698920 4991397840
- Sum of all divisors σ(n): 19693739520
- Sum of proper divisors (its aliquot sum) s(n): 14702341680
- 4991397840 is an abundant number, because the sum of its proper divisors (14702341680) is greater than itself. Its abundance is 9710943840
Bases of 4991397840
- Binary: 1001010011000001010101111110100002
- Hexadecimal: 0x12982AFD0
- Base-36: 2AJQZ80
Squares and roots of 4991397840
- 4991397840 squared (49913978402) is 24914052397156665600
- 4991397840 cubed (49913978403) is 124355947320814602817442304000
-
The
square root of 4991397840 is 70649.8254774915 -
The
cube root of 4991397840 is 1708.9947513221
Scales and comparisons
How big is 4991397840?- 4,991,397,840 seconds is equal to 158 years, 36 weeks, 6 days, 19 hours, 24 minutes.
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To count from 1 to 4,991,397,840 would take you about three hundred seventeen 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 4991397840 cubic inches would be around 142.4 feet tall.
Recreational maths with 4991397840
- 4991397840 backwards is 0487931994
- The number of decimal digits it has is: 10
- The sum of 4991397840's digits is 54
- More coming soon!
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Numbermatics. (2024). Number 4991397840 - Facts about the integer. Retrieved 25 September 2024, from https://numbermatics.com/n/4991397840/
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