21449377152

Names of 21449377152

• Cardinal: 21449377152 can be written as Twenty-one billion, four hundred forty-nine million, three hundred seventy-seven thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 2.1449377152 × 10¹⁰

Factors of 21449377152

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 853

Divisors of 21449377152

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 31 32 36 37 42 48 54 56 62 63 64 72 74 84 93 96 108 111 112 124 126 128 144 148 168 186 189 192 216 217 222 224 248 252 259 279 288 296 333 336 372 378 384 432 434 444 448 496 504 518 558 576 592 651 666 672 744 756 773 777 837 864 868 888 896 992 999 1008 1036 1116 1147 1152 1184 1302 1332 1344 1488 1512 1546 1554 1674 1728 1736 1776 1953 1984 1998 2016 2072 2232 2294 2319 2331 2368 2604 2664 2688 2976 3024 3092 3108 3348 3441 3456 3472 3552 3906 3968 3996 4032 4144 4464 4588 4638 4662 4736 5208 5328 5411 5859 5952 6048 6184 6216 6696 6882 6944 6957 6993 7104 7812 7992 8029 8064 8288 8928 9176 9276 9324 10323 10416 10656 10822 11718 11904 12096 12368 12432 13392 13764 13888 13914 13986 14208 15624 15984 16058 16233 16576 17856 18352 18552 18648 20646 20832 20871 21312 21644 23436 23963 24087 24192 24736 24864 26784 27528 27776 27828 27972 28601 30969 31248 31968 32116 32466 33152 35712 36704 37104 37296 41292 41664 41742 42624 43288 46872 47926 48174 48699 49472 49728 53568 55056 55656 55944 57202 61938 62496 63936 64232 64932 71889 72261 73408 74208 74592 82584 83328 83484 85803 86576 93744 95852 96348 97398 98944 99456 107136 110112 111312 111888 114404 123876 124992 127872 128464 129864 143778 144522 146097 146816 148416 149184 165168 166968 167741 171606 173152 187488 191704 192696 194796 200207 215667 216783 220224 222624 223776 228808 247752 249984 256928 257409 259728 287556 289044 292194 296832 298368 330336 333936 335482 343212 346304 374976 383408 385392 389592 400414 431334 433566 440448 445248 447552 457616 495504 503223 513856 514818 519456 575112 578088 584388 600621 647001 660672 667872 670964 686424 692608 749952 766816 770784 772227 779184 800828 862668 867132 886631 890496 895104 915232 991008 1006446 1027712 1029636 1038912 1150224 1156176 1168776 1201242 1294002 1321344 1335744 1341928 1372848 1509669 1533632 1541568 1544454 1558368 1601656 1725336 1734264 1773262 1801863 1830464 1982016 2012892 2059272 2077824 2300448 2312352 2337552 2402484 2588004 2659893 2671488 2683856 2745696 3019338 3067264 3083136 3088908 3116736 3203312 3450672 3468528 3546524 3603726 3660928 3964032 4025784 4118544 4529007 4600896 4624704 4675104 4804968 5176008 5319786 5367712 5405589 5491392 6038676 6177816 6206417 6233472 6406624 6901344 6937056 7093048 7207452 7979679 8051568 8237088 9058014 9201792 9249408 9350208 9609936 10352016 10639572 10735424 10811178 10982784 12077352 12355632 12412834 12813248 13802688 13874112 14186096 14414904 15959358 16103136 16474176 18116028 18619251 18700416 19219872 20704032 21279144 21470848 21622356 23939037 24154704 24711264 24825668 25626496 27605376 27748224 28372192 28829808 31918716 32206272 32948352 36232056 37238502 38439744 41408064 42558288 43244712 47878074 48309408 49422528 49651336 55857753 56744384 57659616 63837432 64412544 72464112 74477004 76879488 82816128 85116576 86489424 95756148 96618816 98845056 99302672 111715506 113488768 115319232 127674864 144928224 148954008 167573259 170233152 172978848 191512296 193237632 198605344 223431012 230638464 255349728 289856448 297908016 335146518 340466304 345957696 383024592 397210688 446862024 510699456 579712896 595816032 670293036 691915392 766049184 794421376 893724048 1021398912 1191632064 1340586072 1532098368 1787448096 2383264128 2681172144 3064196736 3574896192 5362344288 7149792384 10724688576 21449377152
• Sum of all divisors σ(n): 76800614400
• Sum of proper divisors (its aliquot sum) s(n): 55351237248
• 21449377152 is an abundant number, because the sum of its proper divisors (55351237248) is greater than itself. Its abundance is 33901860096

Bases of 21449377152

• Binary: 10011111110011110111000010110000000₂
• Hexadecimal: 0x4FE7B8580
• Base-36: 9UQELC0

Squares and roots of 21449377152

• 21449377152 squared (21449377152²) is 460075780208739631104
• 21449377152 cubed (21449377152³) is 9868338928197913634119046135808
• The square root of 21449377152 is 146456.0587753201
• The cube root of 21449377152 is 2778.4647748967

Scales and comparisons

• 21,449,377,152 seconds is equal to 682 years, 1 week, 1 day, 16 hours, 19 minutes, 12 seconds.
• To count from 1 to 21,449,377,152 would take you about one thousand, three hundred sixty-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 21449377152 cubic inches would be around 231.5 feet tall.

Recreational maths with 21449377152

• 21449377152 backwards is 25177394412
• The number of decimal digits it has is: 11
• The sum of 21449377152's digits is 45
• More coming soon!