2947489920
2,947,489,920 is an even composite number composed of six prime numbers multiplied together.
2947489920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 2947489920:
27 × 32 × 5 × 17 × 31 × 971
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 17 × 31 × 971)See below for interesting mathematical facts about the number 2947489920 from the Numbermatics database.
Names of 2947489920
- Cardinal: 2947489920 can be written as Two billion, nine hundred forty-seven million, four hundred eighty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.94748992 × 109
Factors of 2947489920
Divisors of 2947489920
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 31 32 34 36 40 45 48 51 60 62 64 68 72 80 85 90 93 96 102 120 124 128 136 144 153 155 160 170 180 186 192 204 240 248 255 272 279 288 306 310 320 340 360 372 384 408 465 480 496 510 527 544 558 576 612 620 640 680 720 744 765 816 930 960 971 992 1020 1054 1088 1116 1152 1224 1240 1360 1395 1440 1488 1530 1581 1632 1860 1920 1942 1984 2040 2108 2176 2232 2448 2480 2635 2720 2790 2880 2913 2976 3060 3162 3264 3720 3884 3968 4080 4216 4464 4743 4855 4896 4960 5270 5440 5580 5760 5826 5952 6120 6324 6528 7440 7768 7905 8160 8432 8739 8928 9486 9710 9792 9920 10540 10880 11160 11652 11904 12240 12648 14565 14880 15536 15810 16320 16507 16864 17478 17856 18972 19420 19584 19840 21080 22320 23304 23715 24480 25296 29130 29760 30101 31072 31620 32640 33014 33728 34956 35712 37944 38840 42160 43695 44640 46608 47430 48960 49521 50592 58260 59520 60202 62144 63240 66028 67456 69912 75888 77680 82535 84320 87390 89280 90303 93216 94860 97920 99042 101184 116520 120404 124288 126480 132056 139824 148563 150505 151776 155360 165070 168640 174780 178560 180606 186432 189720 198084 202368 233040 240808 247605 252960 264112 270909 279648 297126 301010 303552 310720 330140 337280 349560 361212 372864 379440 396168 451515 466080 481616 495210 505920 511717 528224 541818 559296 594252 602020 607104 621440 660280 699120 722424 742815 758880 792336 903030 932160 963232 990420 1011840 1023434 1056448 1083636 1118592 1188504 1204040 1320560 1354545 1398240 1444848 1485630 1517760 1535151 1584672 1806060 1864320 1926464 1980840 2046868 2112896 2167272 2377008 2408080 2558585 2641120 2709090 2796480 2889696 2971260 3035520 3070302 3169344 3612120 3852928 3961680 4093736 4334544 4605453 4754016 4816160 5117170 5282240 5418180 5592960 5779392 5942520 6140604 6338688 7224240 7675755 7923360 8187472 8669088 9210906 9508032 9632320 10234340 10564480 10836360 11558784 11885040 12281208 14448480 15351510 15846720 16374944 17338176 18421812 19016064 19264640 20468680 21672720 23027265 23770080 24562416 28896960 30703020 31693440 32749888 34676352 36843624 40937360 43345440 46054530 47540160 49124832 57793920 61406040 65499776 73687248 81874720 86690880 92109060 95080320 98249664 122812080 147374496 163749440 173381760 184218120 196499328 245624160 294748992 327498880 368436240 491248320 589497984 736872480 982496640 1473744960 2947489920
- Sum of all divisors σ(n): 11135854080
- Sum of proper divisors (its aliquot sum) s(n): 8188364160
- 2947489920 is an abundant number, because the sum of its proper divisors (8188364160) is greater than itself. Its abundance is 5240874240
Bases of 2947489920
- Binary: 101011111010111100100000100000002
- Hexadecimal: 0xAFAF2080
- Base-36: 1CQUXS0
Squares and roots of 2947489920
- 2947489920 squared (29474899202) is 8687696828501606400
- 2947489920 cubed (29474899203) is 25606898830024453567807488000
-
The
square root of 2947489920 is 54290.7903792163 -
The
cube root of 2947489920 is 1433.7852540481
Scales and comparisons
How big is 2947489920?- 2,947,489,920 seconds is equal to 93 years, 37 weeks, 3 days, 11 hours, 12 minutes.
-
To count from 1 to 2,947,489,920 would take you about one hundred 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 2947489920 cubic inches would be around 119.5 feet tall.
Recreational maths with 2947489920
- 2947489920 backwards is 0299847492
- The number of decimal digits it has is: 10
- The sum of 2947489920's digits is 54
- More coming soon!
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