21272149470
21,272,149,470 is an even composite number composed of eight prime numbers multiplied together.
21272149470 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21272149470:
2 × 3 × 5 × 11 × 13 × 17 × 31 × 972
(2 × 3 × 5 × 11 × 13 × 17 × 31 × 97 × 97)See below for interesting mathematical facts about the number 21272149470 from the Numbermatics database.
Names of 21272149470
- Cardinal: 21272149470 can be written as Twenty-one billion, two hundred seventy-two million, one hundred forty-nine thousand, four hundred seventy.
Scientific notation
- Scientific notation: 2.127214947 × 1010
Factors of 21272149470
Divisors of 21272149470
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 5 6 10 11 13 15 17 22 26 30 31 33 34 39 51 55 62 65 66 78 85 93 97 102 110 130 143 155 165 170 186 187 194 195 221 255 286 291 310 330 341 374 390 403 429 442 465 485 510 527 561 582 663 682 715 806 858 930 935 970 1023 1054 1067 1105 1122 1209 1261 1326 1430 1455 1581 1649 1705 1870 2015 2046 2134 2145 2210 2418 2431 2522 2635 2805 2910 3007 3162 3201 3298 3315 3410 3783 4030 4290 4433 4862 4947 5115 5270 5335 5610 5797 6014 6045 6305 6402 6630 6851 7293 7566 7905 8245 8866 9021 9409 9894 10230 10670 11594 12090 12155 12610 13299 13702 13871 14586 15035 15810 16005 16490 17391 18042 18139 18818 18915 20553 21437 22165 24310 24735 26598 27742 28227 28985 30070 32010 33077 34255 34782 36278 36465 37830 39091 41106 41613 42874 44330 45105 47045 49470 51119 54417 56454 57970 64311 66154 66495 68510 69355 72930 75361 78182 83226 86955 90210 90695 94090 99231 102238 102765 103499 107185 108834 117273 122317 128622 132990 138710 141135 150722 153357 159953 165385 173910 181390 195455 198462 205530 206998 208065 214370 226083 234546 235807 244634 255595 272085 282270 291679 306714 310497 319906 321555 330770 366951 376805 390910 416130 430001 452166 471614 479859 496155 511190 517495 544170 562309 583358 586365 611585 620994 643110 664547 707421 733902 753610 766785 799765 860002 875037 959718 992310 1034990 1124618 1130415 1172730 1179035 1223170 1290003 1329094 1345487 1414842 1458395 1533570 1552485 1599530 1686927 1750074 1759483 1834755 1993641 2079389 2150005 2260830 2358070 2399295 2580006 2690974 2811545 2916790 3104970 3208469 3322735 3373854 3518966 3537105 3669510 3791827 3987282 4036461 4158778 4300010 4375185 4798590 4958543 5278449 5623090 6238167 6416938 6450015 6645470 6727435 7074210 7310017 7583654 8072922 8434635 8750370 8797415 9625407 9917086 9968205 10396945 10556898 11375481 12476334 12900030 13454870 14620034 14875629 16042345 16869270 17594830 18959135 19250814 19936410 20182305 20793890 21930051 22750962 22873279 24792715 26392245 29751258 31190835 32084690 36550085 37918270 40364610 41710097 43860102 45746558 48127035 49585430 52784490 54543973 56877405 62381670 64461059 68619837 73100170 74378145 83420194 96254070 109087946 109650255 113754810 114366395 125130291 128922118 137239674 148756290 163631919 193383177 208550485 219300510 228732790 250260582 272719865 322305295 327263838 343099185 386766354 417100970 545439730 625651455 644610590 686198370 709071649 818159595 966915885 1251302910 1418143298 1636319190 1933831770 2127214947 3545358245 4254429894 7090716490 10636074735 21272149470
- Sum of all divisors σ(n): 66238083072
- Sum of proper divisors (its aliquot sum) s(n): 44965933602
- 21272149470 is an abundant number, because the sum of its proper divisors (44965933602) is greater than itself. Its abundance is 23693784132
Bases of 21272149470
- Binary: 100111100111110101100111101110111102
- Hexadecimal: 0x4F3EB3DDE
- Base-36: 9RSVZKU
Squares and roots of 21272149470
- 21272149470 squared (212721494702) is 452504343074021280900
- 21272149470 cubed (212721494703) is 9625740021694739961265656123000
-
The
square root of 21272149470 is 145849.7496398263 -
The
cube root of 21272149470 is 2770.7911510255
Scales and comparisons
How big is 21272149470?- 21,272,149,470 seconds is equal to 676 years, 20 weeks, 1 day, 10 hours, 24 minutes, 30 seconds.
-
To count from 1 to 21,272,149,470 would take you about one thousand, three hundred fifty-two 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 21272149470 cubic inches would be around 230.9 feet tall.
Recreational maths with 21272149470
- 21272149470 backwards is 07494127212
- 21272149470 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21272149470's digits is 39
- More coming soon!
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