1381987040
1,381,987,040 is an even composite number composed of six prime numbers multiplied together.
1381987040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 1381987040:
25 × 5 × 7 × 19 × 101 × 643
(2 × 2 × 2 × 2 × 2 × 5 × 7 × 19 × 101 × 643)See below for interesting mathematical facts about the number 1381987040 from the Numbermatics database.
Names of 1381987040
- Cardinal: 1381987040 can be written as One billion, three hundred eighty-one million, nine hundred eighty-seven thousand and forty.
Scientific notation
- Scientific notation: 1.38198704 × 109
Factors of 1381987040
Divisors of 1381987040
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 56 70 76 80 95 101 112 133 140 152 160 190 202 224 266 280 304 380 404 505 532 560 608 643 665 707 760 808 1010 1064 1120 1286 1330 1414 1520 1616 1919 2020 2128 2572 2660 2828 3040 3215 3232 3535 3838 4040 4256 4501 5144 5320 5656 6430 7070 7676 8080 9002 9595 10288 10640 11312 12217 12860 13433 14140 15352 16160 18004 19190 20576 21280 22505 22624 24434 25720 26866 28280 30704 36008 38380 45010 48868 51440 53732 56560 61085 61408 64943 67165 72016 76760 85519 90020 97736 102880 107464 113120 122170 129886 134330 144032 153520 171038 180040 195472 214928 244340 259772 268660 307040 324715 342076 360080 390944 427595 429856 454601 488680 519544 537320 649430 684152 720160 855190 909202 977360 1039088 1074640 1233917 1298860 1368304 1710380 1818404 1954720 2078176 2149280 2273005 2467834 2597720 2736608 3420760 3636808 4546010 4935668 5195440 6169585 6841520 7273616 8637419 9092020 9871336 10390880 12339170 13683040 14547232 17274838 18184040 19742672 24678340 34549676 36368080 39485344 43187095 49356680 69099352 72736160 86374190 98713360 138198704 172748380 197426720 276397408 345496760 690993520 1381987040
- Sum of all divisors σ(n): 3972810240
- Sum of proper divisors (its aliquot sum) s(n): 2590823200
- 1381987040 is an abundant number, because the sum of its proper divisors (2590823200) is greater than itself. Its abundance is 1208836160
Bases of 1381987040
- Binary: 10100100101111101110010111000002
- Hexadecimal: 0x525F72E0
- Base-36: MUSS0W
Squares and roots of 1381987040
- 1381987040 squared (13819870402) is 1909888178727961600
- 1381987040 cubed (13819870403) is 2639440710851246616817664000
-
The
square root of 1381987040 is 37175.0862810027 -
The
cube root of 1381987040 is 1113.8703836421
Scales and comparisons
How big is 1381987040?- 1,381,987,040 seconds is equal to 43 years, 49 weeks, 5 hours, 17 minutes, 20 seconds.
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To count from 1 to 1,381,987,040 would take you about eighty-seven 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 1381987040 cubic inches would be around 92.8 feet tall.
Recreational maths with 1381987040
- 1381987040 backwards is 0407891831
- The number of decimal digits it has is: 10
- The sum of 1381987040's digits is 41
- More coming soon!
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