20947734720

Names of 20947734720

• Cardinal: 20947734720 can be written as Twenty billion, nine hundred forty-seven million, seven hundred thirty-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.094773472 × 10¹⁰

Factors of 20947734720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 201

Divisors of 20947734720

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 29 30 32 33 36 40 44 45 48 55 58 60 64 66 72 80 87 88 90 96 99 110 116 120 132 144 145 151 160 165 174 176 180 192 198 220 232 240 261 264 288 290 302 319 320 330 348 352 360 396 435 440 453 464 480 495 522 528 576 580 604 638 660 696 704 720 755 792 870 880 906 928 957 960 990 1044 1056 1160 1208 1276 1305 1320 1359 1392 1440 1510 1584 1595 1661 1740 1760 1812 1856 1914 1980 2088 2112 2265 2320 2416 2552 2610 2640 2718 2784 2871 2880 3020 3168 3190 3322 3480 3520 3624 3828 3960 4176 4379 4530 4640 4785 4832 4983 5104 5220 5280 5436 5568 5742 6040 6336 6380 6644 6795 6960 7248 7656 7920 8305 8352 8758 9060 9280 9570 9664 9966 10208 10440 10560 10872 11484 12080 12760 13137 13288 13590 13920 14355 14496 14949 15312 15840 16610 16704 17516 18120 19140 19932 20416 20880 21744 21895 22801 22968 24160 24915 25520 26274 26576 27180 27840 28710 28992 29898 30624 31680 33220 35032 36240 38280 39411 39864 41760 43488 43790 45602 45936 48169 48320 49830 51040 52548 53152 54360 57420 59796 61248 65685 66440 68403 70064 72480 74745 76560 78822 79728 83520 86976 87580 91204 91872 96338 99660 102080 105096 106304 108720 114005 114840 119592 131370 132880 136806 140128 144507 144960 149490 153120 157644 159456 175160 182408 183744 192676 197055 199320 205209 210192 217440 228010 229680 239184 240845 250811 262740 265760 273612 280256 289014 298980 306240 315288 318912 342015 350320 364816 385352 394110 398640 410418 420384 433521 434880 456020 459360 478368 481690 501622 525480 531520 547224 578028 597960 630576 661229 684030 700640 722535 729632 752433 770704 788220 797280 820836 840768 867042 912040 918720 956736 963380 1003244 1026045 1050960 1094448 1156056 1195920 1254055 1261152 1322458 1368060 1401280 1445070 1459264 1504866 1541408 1576440 1594560 1641672 1734084 1824080 1926760 1983687 2006488 2052090 2101920 2167605 2188896 2257299 2312112 2391840 2508110 2522304 2644916 2736120 2890140 3009732 3082816 3152880 3283344 3306145 3468168 3648160 3762165 3853520 3967374 4012976 4104180 4203840 4335210 4377792 4514598 4624224 4783680 5016220 5289832 5472240 5780280 5951061 6019464 6305760 6566688 6612290 6936336 7273519 7296320 7524330 7707040 7934748 8025952 8208360 8670420 9029196 9248448 9918435 10032440 10579664 10944480 11286495 11560560 11902122 12038928 12611520 13133376 13224580 13872672 14547038 15048660 15414080 15869496 16051904 16416720 17340840 18058392 19836870 20064880 21159328 21820557 21888960 22572990 23121120 23804244 24077856 26449160 27745344 29094076 29755305 30097320 31738992 32833440 34681680 36116784 36367595 39673740 40129760 42318656 43641114 45145980 46242240 47608488 48155712 52898320 58188152 59510610 60194640 63477984 65461671 65666880 69363360 72233568 72735190 79347480 80259520 87282228 90291960 95216976 105796640 109102785 116376304 119021220 120389280 126955968 130923342 138726720 144467136 145470380 158694960 174564456 180583920 190433952 211593280 218205570 232752608 238042440 240778560 261846684 290940760 317389920 327308355 349128912 361167840 380867904 436411140 465505216 476084880 523693368 581881520 634779840 654616710 698257824 722335680 872822280 952169760 1047386736 1163763040 1309233420 1396515648 1745644560 1904339520 2094773472 2327526080 2618466840 3491289120 4189546944 5236933680 6982578240 10473867360 20947734720
• Sum of all divisors σ(n): 81854070480
• Sum of proper divisors (its aliquot sum) s(n): 60906335760
• 20947734720 is an abundant number, because the sum of its proper divisors (60906335760) is greater than itself. Its abundance is 39958601040

Bases of 20947734720

• Binary: 10011100000100101010001000011000000₂
• Hexadecimal: 0x4E09510C0
• Base-36: 9MFQNK0

Squares and roots of 20947734720

• 20947734720 squared (20947734720²) is 438807589899493478400
• 20947734720 cubed (20947734720³) is 9192024986337140847893250048000
• The square root of 20947734720 is 144733.3227698445
• The cube root of 20947734720 is 2756.6334504079

Scales and comparisons

• 20,947,734,720 seconds is equal to 666 years, 3 weeks, 5 days, 15 hours, 12 minutes.
• To count from 1 to 20,947,734,720 would take you about one thousand, three hundred thirty-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 20947734720 cubic inches would be around 229.7 feet tall.

Recreational maths with 20947734720

• 20947734720 backwards is 02743774902
• 20947734720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20947734720's digits is 45
• More coming soon!