21742972800
21,742,972,800 is an even composite number composed of five prime numbers multiplied together.
21742972800 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21742972800:
27 × 3 × 52 × 173 × 461
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 17 × 17 × 17 × 461)See below for interesting mathematical facts about the number 21742972800 from the Numbermatics database.
Names of 21742972800
- Cardinal: 21742972800 can be written as Twenty-one billion, seven hundred forty-two million, nine hundred seventy-two thousand, eight hundred.
Scientific notation
- Scientific notation: 2.17429728 × 1010
Factors of 21742972800
Divisors of 21742972800
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 32 34 40 48 50 51 60 64 68 75 80 85 96 100 102 120 128 136 150 160 170 192 200 204 240 255 272 289 300 320 340 384 400 408 425 461 480 510 544 578 600 640 680 800 816 850 867 922 960 1020 1088 1156 1200 1275 1360 1383 1445 1600 1632 1700 1734 1844 1920 2040 2176 2305 2312 2400 2550 2720 2766 2890 3200 3264 3400 3468 3688 4080 4335 4610 4624 4800 4913 5100 5440 5532 5780 6528 6800 6915 6936 7225 7376 7837 8160 8670 9220 9248 9600 9826 10200 10880 11064 11525 11560 13600 13830 13872 14450 14739 14752 15674 16320 17340 18440 18496 19652 20400 21675 22128 23050 23120 23511 24565 27200 27660 27744 28900 29478 29504 31348 32640 34575 34680 36880 36992 39185 39304 40800 43350 44256 46100 46240 47022 49130 54400 55320 55488 57800 58956 59008 62696 69150 69360 73695 73760 78370 78608 81600 86700 88512 92200 92480 94044 98260 110640 110976 115600 117555 117912 122825 125392 133229 138300 138720 147390 147520 156740 157216 163200 173400 177024 184400 184960 188088 195925 196520 221280 231200 235110 235824 245650 250784 266458 276600 277440 294780 295040 313480 314432 346800 368475 368800 376176 391850 393040 399687 442560 462400 470220 471648 491300 501568 532916 553200 554880 587775 589560 626960 628864 666145 693600 736950 737600 752352 783700 786080 799374 885120 924800 940440 943296 982600 1003136 1065832 1106400 1175550 1179120 1253920 1332290 1387200 1473900 1475200 1504704 1567400 1572160 1598748 1880880 1886592 1965200 1998435 2131664 2212800 2264893 2351100 2358240 2507840 2664580 2774400 2947800 3009408 3134800 3144320 3197496 3330725 3761760 3930400 3996870 4263328 4425600 4529786 4702200 4716480 5015680 5329160 5895600 6269600 6394992 6661450 6794679 7523520 7860800 7993740 8526656 9059572 9404400 9432960 9992175 10658320 11324465 11791200 12539200 12789984 13322900 13589358 15047040 15721600 15987480 17053312 18119144 18808800 19984350 21316640 22648930 23582400 25078400 25579968 26645800 27178716 31974960 33973395 36238288 37617600 39968700 42633280 45297860 47164800 51159936 53291600 54357432 56622325 63949920 67946790 72476576 75235200 79937400 85266560 90595720 106583200 108714864 113244650 127899840 135893580 144953152 159874800 169866975 181191440 213166400 217429728 226489300 255799680 271787160 289906304 319749600 339733950 362382880 426332800 434859456 452978600 543574320 639499200 679467900 724765760 869718912 905957200 1087148640 1278998400 1358935800 1449531520 1811914400 2174297280 2717871600 3623828800 4348594560 5435743200 7247657600 10871486400 21742972800
- Sum of all divisors σ(n): 76256056800
- Sum of proper divisors (its aliquot sum) s(n): 54513084000
- 21742972800 is an abundant number, because the sum of its proper divisors (54513084000) is greater than itself. Its abundance is 32770111200
Bases of 21742972800
- Binary: 101000011111111101101101111100000002
- Hexadecimal: 0x50FFB6F80
- Base-36: 9ZL7D6O
Squares and roots of 21742972800
- 21742972800 squared (217429728002) is 472756866181539840000
- 21742972800 cubed (217429728003) is 10279139682398460603236352000000
-
The
square root of 21742972800 is 147454.9856735947 -
The
cube root of 21742972800 is 2791.0844308991
Scales and comparisons
How big is 21742972800?- 21,742,972,800 seconds is equal to 691 years, 18 weeks, 4 days, 18 hours, 40 minutes.
-
To count from 1 to 21,742,972,800 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 21742972800 cubic inches would be around 232.6 feet tall.
Recreational maths with 21742972800
- 21742972800 backwards is 00827924712
- The number of decimal digits it has is: 11
- The sum of 21742972800's digits is 42
- More coming soon!
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