21436195968

Names of 21436195968

• Cardinal: 21436195968 can be written as Twenty-one billion, four hundred thirty-six million, one hundred ninety-five thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1436195968 × 10¹⁰

Factors of 21436195968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 883

Divisors of 21436195968

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 27 32 33 34 36 41 44 48 51 54 64 66 68 72 82 88 96 99 102 108 123 128 132 136 144 153 164 176 187 192 198 204 216 246 264 272 288 297 306 328 352 369 374 384 396 408 432 451 459 492 528 544 561 576 594 612 656 697 704 738 748 792 809 816 864 902 918 984 1056 1088 1107 1122 1152 1188 1224 1312 1353 1394 1408 1476 1496 1584 1618 1632 1683 1728 1804 1836 1968 2091 2112 2176 2214 2244 2376 2427 2448 2624 2706 2788 2952 2992 3168 3236 3264 3366 3456 3608 3672 3936 4059 4182 4224 4428 4488 4752 4854 4896 5049 5248 5412 5576 5904 5984 6273 6336 6472 6528 6732 7216 7281 7344 7667 7872 8118 8364 8856 8899 8976 9504 9708 9792 10098 10824 11152 11808 11968 12177 12546 12672 12944 13464 13753 14432 14562 14688 15334 15744 16236 16728 17712 17798 17952 18819 19008 19416 19584 20196 21648 21843 22304 23001 23616 23936 24354 25092 25888 26697 26928 27506 28864 29124 29376 30668 32472 33169 33456 35424 35596 35904 37638 38016 38832 40392 41259 43296 43686 44608 46002 47232 48708 50184 51776 53394 53856 55012 57728 58248 58752 61336 64944 66338 66912 69003 70848 71192 71808 75276 77664 80091 80784 82518 86592 87372 89216 92004 97416 99507 100368 103552 106788 107712 110024 116496 122672 123777 129888 132676 133824 138006 141696 142384 150552 151283 155328 160182 161568 165036 173184 174744 184008 194832 199014 200736 207009 213576 215424 220048 232992 240273 245344 247554 259776 265352 267648 276012 284768 298521 301104 302566 310656 320364 323136 330072 349488 364859 368016 371331 389664 398028 401472 414018 427152 440096 453849 465984 480546 490688 495108 519552 530704 552024 563873 569536 597042 602208 605132 640728 646272 660144 698976 729718 736032 742662 779328 796056 802944 828036 854304 880192 895563 907698 931968 961092 981376 990216 1061408 1094577 1104048 1127746 1139072 1194084 1204416 1210264 1281456 1320288 1361547 1397952 1459436 1472064 1485324 1558656 1592112 1656072 1691619 1708608 1760384 1791126 1815396 1922184 1980432 2122816 2189154 2208096 2255492 2388168 2408832 2420528 2562912 2640576 2723094 2795904 2918872 2944128 2970648 3184224 3283731 3312144 3383238 3417216 3582252 3630792 3844368 3960864 4084641 4245632 4378308 4416192 4510984 4776336 4841056 5074857 5125824 5281152 5446188 5837744 5941296 6202603 6368448 6567462 6624288 6766476 7164504 7261584 7688736 7921728 8169282 8756616 8832384 9021968 9552672 9682112 9851193 10149714 10251648 10892376 11675488 11882592 12405206 12736896 13134924 13248576 13532952 14329008 14523168 15224571 15377472 15843456 16338564 17513232 18043936 18607809 19105344 19364224 19702386 20299428 21784752 23350976 23765184 24810412 26269848 26497152 27065904 28658016 29046336 30449142 30754944 32677128 35026464 36087872 37215618 38210688 39404772 40598856 43569504 46701952 47530368 49620824 52539696 54131808 55823427 57316032 58092672 60898284 65354256 70052928 72175744 74431236 78809544 81197712 87139008 99241648 105079392 108263616 111646854 114632064 121796568 130708512 140105856 148862472 157619088 162395424 167470281 174278016 198483296 210158784 216527232 223293708 243593136 261417024 297724944 315238176 324790848 334940562 396966592 420317568 446587416 487186272 522834048 595449888 630476352 649581696 669881124 793933184 893174832 974372544 1190899776 1260952704 1339762248 1786349664 1948745088 2381799552 2679524496 3572699328 5359048992 7145398656 10718097984 21436195968
• Sum of all divisors σ(n): 74952864000
• Sum of proper divisors (its aliquot sum) s(n): 53516668032
• 21436195968 is an abundant number, because the sum of its proper divisors (53516668032) is greater than itself. Its abundance is 32080472064

Bases of 21436195968

• Binary: 10011111101101100100110010010000000₂
• Hexadecimal: 0x4FDB26480
• Base-36: 9UIK2O0

Squares and roots of 21436195968

• 21436195968 squared (21436195968²) is 459510497578499457024
• 21436195968 cubed (21436195968³) is 9850157075445903824148058079232
• The square root of 21436195968 is 146411.0513861573
• The cube root of 21436195968 is 2777.8955126793

Scales and comparisons

• 21,436,195,968 seconds is equal to 681 years, 31 weeks, 3 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 21,436,195,968 would take you about one thousand, three hundred sixty-three 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 21436195968 cubic inches would be around 231.5 feet tall.

Recreational maths with 21436195968

• 21436195968 backwards is 86959163412
• 21436195968 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21436195968's digits is 54
• More coming soon!