989145472
989,145,472 is an even composite number composed of five prime numbers multiplied together.
989145472 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 989145472:
27 × 7 × 19 × 97 × 599
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 19 × 97 × 599)See below for interesting mathematical facts about the number 989145472 from the Numbermatics database.
Names of 989145472
- Cardinal: 989145472 can be written as Nine hundred eighty-nine million, one hundred forty-five thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 9.89145472 × 108
Factors of 989145472
Divisors of 989145472
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 4 7 8 14 16 19 28 32 38 56 64 76 97 112 128 133 152 194 224 266 304 388 448 532 599 608 679 776 896 1064 1198 1216 1358 1552 1843 2128 2396 2432 2716 3104 3686 4193 4256 4792 5432 6208 7372 8386 8512 9584 10864 11381 12416 12901 14744 16772 17024 19168 21728 22762 25802 29488 33544 38336 43456 45524 51604 58103 58976 67088 76672 79667 86912 91048 103208 116206 117952 134176 159334 182096 206416 232412 235904 268352 318668 364192 406721 412832 464824 536704 637336 728384 813442 825664 929648 1103957 1274672 1456768 1626884 1651328 1859296 2207914 2549344 3253768 3718592 4415828 5098688 6507536 7437184 7727699 8831656 10197376 13015072 15455398 17663312 26030144 30910796 35326624 52060288 61821592 70653248 123643184 141306496 247286368 494572736 989145472
- Sum of all divisors σ(n): 2399040000
- Sum of proper divisors (its aliquot sum) s(n): 1409894528
- 989145472 is an abundant number, because the sum of its proper divisors (1409894528) is greater than itself. Its abundance is 420749056
Bases of 989145472
- Binary: 1110101111010100101001100000002
- Hexadecimal: 0x3AF52980
- Base-36: GCWTJ4
Squares and roots of 989145472
- 989145472 squared (9891454722) is 978408764778102784
- 989145472 cubed (9891454723) is 967788599445373453544194048
-
The
square root of 989145472 is 31450.6831722301 -
The
cube root of 989145472 is 996.3686532827
Scales and comparisons
How big is 989145472?- 989,145,472 seconds is equal to 31 years, 23 weeks, 3 days, 10 hours, 37 minutes, 52 seconds.
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To count from 1 to 989,145,472 would take you about forty-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 989145472 cubic inches would be around 83 feet tall.
Recreational maths with 989145472
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