20984981472

Names of 20984981472

• Cardinal: 20984981472 can be written as Twenty billion, nine hundred eighty-four million, nine hundred eighty-one thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.0984981472 × 10¹⁰

Factors of 20984981472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 444

Divisors of 20984981472

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 49 52 54 56 63 72 78 84 91 96 98 104 108 112 117 126 144 147 156 168 169 182 189 196 208 216 224 234 252 273 288 294 312 336 338 343 351 364 378 392 416 419 432 441 468 504 507 546 588 624 637 672 676 686 702 728 756 784 819 838 864 882 936 1008 1014 1029 1092 1176 1183 1248 1257 1274 1323 1352 1372 1404 1456 1512 1521 1568 1638 1676 1764 1872 1911 2016 2028 2058 2184 2352 2366 2457 2514 2548 2646 2704 2744 2808 2912 2933 3024 3042 3087 3276 3352 3528 3549 3744 3771 3822 4056 4116 4368 4459 4563 4704 4732 4914 5028 5096 5292 5408 5447 5488 5616 5733 5866 6048 6084 6174 6552 6704 7056 7098 7542 7644 8112 8232 8281 8736 8799 8918 9126 9261 9464 9828 10056 10192 10584 10647 10894 10976 11232 11313 11466 11732 12168 12348 13104 13377 13408 14112 14196 15084 15288 16224 16341 16464 16562 17199 17598 17836 18252 18522 18928 19656 20112 20384 20531 21168 21294 21788 22626 22932 23464 24336 24696 24843 26208 26397 26754 28392 30168 30576 31941 32682 32928 33124 34398 35196 35672 36504 37044 37856 38129 39312 40131 40224 41062 42336 42588 43576 45252 45864 46928 48672 49023 49392 49686 52794 53508 56784 57967 60336 61152 61593 63882 65364 66248 68796 70392 70811 71344 73008 74088 74529 76258 78624 79191 80262 82124 85176 87152 90504 91728 93856 98046 98784 99372 105588 107016 113568 114387 115934 120393 120672 123186 127764 130728 132496 137592 140784 141622 142688 143717 146016 147069 148176 149058 152516 158382 160524 164248 170352 173901 174304 181008 183456 184779 196092 198744 211176 212433 214032 223587 228774 231868 240786 246372 255528 261456 264992 266903 275184 281568 283244 287434 294138 296352 298116 305032 316764 321048 328496 340704 343161 347802 362016 369558 392184 397488 422352 424866 428064 431151 447174 457548 463736 481572 492744 495677 511056 521703 522912 533806 550368 554337 566488 574868 588276 596232 610064 633528 637299 642096 656992 686322 695604 739116 784368 794976 800709 844704 849732 862302 894348 915096 927472 963144 985488 991354 1022112 1029483 1043406 1067612 1108674 1132976 1149736 1176552 1192464 1220128 1267056 1274598 1284192 1293453 1372644 1391208 1478232 1487031 1565109 1568736 1601418 1699464 1724604 1788696 1830192 1854944 1868321 1911897 1926288 1970976 1982708 2058966 2086812 2135224 2217348 2265952 2299472 2353104 2384928 2402127 2534112 2549196 2586906 2745288 2782416 2956464 2974062 3130218 3202836 3398928 3449208 3469739 3577392 3660384 3736642 3823794 3852576 3880359 3965416 4117932 4173624 4270448 4434696 4461093 4598944 4706208 4804254 5098392 5173812 5490576 5564832 5604963 5912928 5948124 6260436 6405672 6797856 6898416 6939478 7154784 7206381 7473284 7647588 7760718 7930832 8235864 8347248 8540896 8869392 8922186 9608508 10196784 10347624 10409217 10981152 11209926 11896248 12520872 12811344 13383279 13796832 13878956 14412762 14946568 15295176 15521436 15861664 16471728 16694496 16814889 17738784 17844372 19217016 20393568 20695248 20818434 22419852 23792496 24288173 25041744 25622688 26766558 27757912 28825524 29893136 30590352 31042872 31227651 32943456 33629778 35688744 38434032 41390496 41636868 44839704 47584992 48576346 50083488 50444667 53533116 55515824 57651048 59786272 61180704 62085744 62455302 67259556 71377488 72864519 76868064 83273736 89679408 93682953 97152692 100889334 107066232 111031648 115302096 124171488 124910604 134519112 142754976 145729038 166547472 179358816 187365906 194305384 201778668 214132464 218593557 230604192 249821208 269038224 291458076 333094944 374731812 388610768 403557336 428264928 437187114 499642416 538076448 582916152 655780671 749463624 777221536 807114672 874374228 999284832 1165832304 1311561342 1498927248 1614229344 1748748456 2331664608 2623122684 2997854496 3497496912 5246245368 6994993824 10492490736 20984981472
• Sum of all divisors σ(n): 77474880000
• Sum of proper divisors (its aliquot sum) s(n): 56489898528
• 20984981472 is an abundant number, because the sum of its proper divisors (56489898528) is greater than itself. Its abundance is 35504917056

Bases of 20984981472

• Binary: 10011100010110011010110011111100000₂
• Hexadecimal: 0x4E2CD67E0
• Base-36: 9N1WZC0

Squares and roots of 20984981472

• 20984981472 squared (20984981472²) is 440369447380183286784
• 20984981472 cubed (20984981472³) is 9241144694108025213126302466048
• The square root of 20984981472 is 144861.9393491609
• The cube root of 20984981472 is 2758.2663214357

Scales and comparisons

• 20,984,981,472 seconds is equal to 667 years, 13 weeks, 2 days, 17 hours, 31 minutes, 12 seconds.
• To count from 1 to 20,984,981,472 would take you about one thousand, three hundred thirty-four 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 20984981472 cubic inches would be around 229.9 feet tall.

Recreational maths with 20984981472

• 20984981472 backwards is 27418948902
• 20984981472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20984981472's digits is 54
• More coming soon!