39992940
39,992,940 is an even composite number composed of five prime numbers multiplied together.
39992940 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 39992940:
22 × 36 × 5 × 13 × 211
(2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 13 × 211)See below for interesting mathematical facts about the number 39992940 from the Numbermatics database.
Names of 39992940
- Cardinal: 39992940 can be written as Thirty-nine million, nine hundred ninety-two thousand, nine hundred forty.
Scientific notation
- Scientific notation: 3.999294 × 107
Factors of 39992940
Divisors of 39992940
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 81 90 108 117 130 135 156 162 180 195 211 234 243 260 270 324 351 390 405 422 468 486 540 585 633 702 729 780 810 844 972 1053 1055 1170 1215 1266 1404 1458 1620 1755 1899 2106 2110 2340 2430 2532 2743 2916 3159 3165 3510 3645 3798 4212 4220 4860 5265 5486 5697 6318 6330 7020 7290 7596 8229 9477 9495 10530 10972 11394 12636 12660 13715 14580 15795 16458 17091 18954 18990 21060 22788 24687 27430 28485 31590 32916 34182 37908 37980 41145 47385 49374 51273 54860 56970 63180 68364 74061 82290 85455 94770 98748 102546 113940 123435 148122 153819 164580 170910 189540 205092 222183 246870 256365 296244 307638 341820 370305 444366 493740 512730 615276 666549 740610 769095 888732 1025460 1110915 1333098 1481220 1538190 1999647 2221830 2666196 3076380 3332745 3999294 4443660 6665490 7998588 9998235 13330980 19996470 39992940
- Sum of all divisors σ(n): 136249008
- Sum of proper divisors (its aliquot sum) s(n): 96256068
- 39992940 is an abundant number, because the sum of its proper divisors (96256068) is greater than itself. Its abundance is 56263128
Bases of 39992940
- Binary: 100110001000111110011011002
- Hexadecimal: 0x2623E6C
- Base-36: NT6R0
Squares and roots of 39992940
- 39992940 squared (399929402) is 1599435249843600
- 39992940 cubed (399929403) is 63966117980880104184000
-
The
square root of 39992940 is 6323.9971536997 -
The
cube root of 39992940 is 341.9750674345
Scales and comparisons
How big is 39992940?- 39,992,940 seconds is equal to 1 year, 14 weeks, 21 hours, 9 minutes.
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To count from 1 to 39,992,940 would take you about forty-seven 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 39992940 cubic inches would be around 28.5 feet tall.
Recreational maths with 39992940
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