29981340
29,981,340 is an even composite number composed of five prime numbers multiplied together.
29981340 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 29981340:
22 × 35 × 5 × 31 × 199
(2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 31 × 199)See below for interesting mathematical facts about the number 29981340 from the Numbermatics database.
Names of 29981340
- Cardinal: 29981340 can be written as Twenty-nine million, nine hundred eighty-one thousand, three hundred forty.
Scientific notation
- Scientific notation: 2.998134 × 107
Factors of 29981340
Divisors of 29981340
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 27 30 31 36 45 54 60 62 81 90 93 108 124 135 155 162 180 186 199 243 270 279 310 324 372 398 405 465 486 540 558 597 620 796 810 837 930 972 995 1116 1194 1215 1395 1620 1674 1791 1860 1990 2388 2430 2511 2790 2985 3348 3582 3980 4185 4860 5022 5373 5580 5970 6169 7164 7533 8370 8955 10044 10746 11940 12338 12555 15066 16119 16740 17910 18507 21492 24676 25110 26865 30132 30845 32238 35820 37014 37665 48357 50220 53730 55521 61690 64476 74028 75330 80595 92535 96714 107460 111042 123380 150660 161190 166563 185070 193428 222084 241785 277605 322380 333126 370140 483570 499689 555210 666252 832815 967140 999378 1110420 1499067 1665630 1998756 2498445 2998134 3331260 4996890 5996268 7495335 9993780 14990670 29981340
- Sum of all divisors σ(n): 97843200
- Sum of proper divisors (its aliquot sum) s(n): 67861860
- 29981340 is an abundant number, because the sum of its proper divisors (67861860) is greater than itself. Its abundance is 37880520
Bases of 29981340
- Binary: 11100100101111010100111002
- Hexadecimal: 0x1C97A9C
- Base-36: HULR0
Squares and roots of 29981340
- 29981340 squared (299813402) is 898880748195600
- 29981340 cubed (299813403) is 26949649331106670104000
-
The
square root of 29981340 is 5475.5218929341 -
The
cube root of 29981340 is 310.6588139461
Scales and comparisons
How big is 29981340?- 29,981,340 seconds is equal to 49 weeks, 4 days, 9 minutes.
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To count from 1 to 29,981,340 would take you about twenty-two weeks!
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 29981340 cubic inches would be around 25.9 feet tall.
Recreational maths with 29981340
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"Number 29981340 - Facts about the integer". Numbermatics.com. 2024. Web. 16 May 2024.
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