21740139720
21,740,139,720 is an even composite number composed of six prime numbers multiplied together.
21740139720 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 21740139720:
23 × 33 × 5 × 132 × 19 × 6269
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 13 × 13 × 19 × 6269)See below for interesting mathematical facts about the number 21740139720 from the Numbermatics database.
Names of 21740139720
- Cardinal: 21740139720 can be written as Twenty-one billion, seven hundred forty million, one hundred thirty-nine thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.174013972 × 1010
Factors of 21740139720
Divisors of 21740139720
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 18 19 20 24 26 27 30 36 38 39 40 45 52 54 57 60 65 72 76 78 90 95 104 108 114 117 120 130 135 152 156 169 171 180 190 195 216 228 234 247 260 270 285 312 338 342 351 360 380 390 456 468 494 507 513 520 540 570 585 676 684 702 741 760 780 845 855 936 988 1014 1026 1080 1140 1170 1235 1352 1368 1404 1482 1521 1560 1690 1710 1755 1976 2028 2052 2223 2280 2340 2470 2535 2565 2808 2964 3042 3211 3380 3420 3510 3705 4056 4104 4446 4563 4680 4940 5070 5130 5928 6084 6269 6422 6669 6760 6840 7020 7410 7605 8892 9126 9633 9880 10140 10260 11115 12168 12538 12844 13338 14040 14820 15210 16055 17784 18252 18807 19266 20280 20520 22230 22815 25076 25688 26676 28899 29640 30420 31345 32110 33345 36504 37614 38532 44460 45630 48165 50152 53352 56421 57798 60840 62690 64220 66690 75228 77064 81497 86697 88920 91260 94035 96330 112842 115596 119111 125380 128440 133380 144495 150456 162994 169263 173394 182520 188070 192660 225684 231192 238222 244491 250760 266760 282105 288990 325988 338526 346788 357333 376140 385320 407485 433485 451368 476444 488982 564210 577980 595555 651976 677052 693576 714666 733473 752280 814970 846315 866970 952888 977964 1059461 1071999 1128420 1155960 1191110 1222455 1354104 1429332 1466946 1548443 1629940 1692630 1733940 1786665 1955928 2118922 2143998 2200419 2256840 2382220 2444910 2858664 2933892 3096886 3178383 3215997 3259880 3385260 3467880 3573330 3667365 4237844 4287996 4400838 4645329 4764440 4889820 5297305 5359995 5867784 6193772 6356766 6431994 6770520 7146660 7334730 7742215 8475688 8575992 8801676 9290658 9535149 9779640 10594610 10719990 11002095 12387544 12713532 12863988 13935987 14293320 14669460 15484430 15891915 16079985 17603352 18581316 19070298 20129759 21189220 21439980 22004190 23226645 25427064 25727976 27871974 28605447 29338920 30968860 31783830 32159970 37162632 38140596 40259518 41807961 42378440 42879960 44008380 46453290 47675745 55743948 57210894 60389277 61937720 63567660 64319940 69679935 76281192 80519036 83615922 88016760 92906580 95351490 100648795 111487896 114421788 120778554 127135320 128639880 139359870 143027235 161038072 167231844 181167831 185813160 190702980 201297590 209039805 228843576 241557108 278719740 286054470 301946385 334463688 362335662 381405960 402595180 418079610 483114216 543503493 557439480 572108940 603892770 724671324 805190360 836159220 905839155 1087006986 1144217880 1207785540 1449342648 1672318440 1811678310 2174013972 2415571080 2717517465 3623356620 4348027944 5435034930 7246713240 10870069860 21740139720
- Sum of all divisors σ(n): 82613520000
- Sum of proper divisors (its aliquot sum) s(n): 60873380280
- 21740139720 is an abundant number, because the sum of its proper divisors (60873380280) is greater than itself. Its abundance is 39133240560
Bases of 21740139720
- Binary: 101000011111101000000110100110010002
- Hexadecimal: 0x50FD034C8
- Base-36: 9ZJIN60
Squares and roots of 21740139720
- 21740139720 squared (217401397202) is 472633675045121678400
- 21740139720 cubed (217401397203) is 10275122131858022592816906048000
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The
square root of 21740139720 is 147445.3787678677 -
The
cube root of 21740139720 is 2790.9632007891
Scales and comparisons
How big is 21740139720?- 21,740,139,720 seconds is equal to 691 years, 13 weeks, 6 days, 23 hours, 42 minutes.
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To count from 1 to 21,740,139,720 would take you about one thousand, three hundred eighty-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 21740139720 cubic inches would be around 232.6 feet tall.
Recreational maths with 21740139720
- 21740139720 backwards is 02793104712
- 21740139720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21740139720's digits is 36
- More coming soon!
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