21512937473352

Names of 21512937473352

• Cardinal: 21512937473352 can be written as Twenty-one trillion, five hundred twelve billion, nine hundred thirty-seven million, four hundred seventy-three thousand, three hundred fifty-two.

Scientific notation

• Scientific notation: 2.1512937473352 × 10¹³

Factors of 21512937473352

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 698

Divisors of 21512937473352

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 104 108 117 156 169 216 234 271 312 338 351 409 468 507 542 676 702 813 818 936 1014 1084 1227 1352 1404 1521 1626 1636 2028 2168 2197 2439 2454 2808 3042 3252 3272 3523 3681 4056 4394 4563 4878 4908 5317 6084 6504 6591 7046 7317 7362 8788 9126 9756 9816 10569 10634 11043 12168 13182 14092 14634 14724 15951 17576 18252 19512 19773 21138 21268 22086 26364 28184 29268 29448 31707 31902 36504 39546 42276 42536 44172 45799 47853 52728 58536 59319 63414 63804 69121 79092 84552 88344 91598 95121 95706 110839 118638 126828 127608 137397 138242 143559 158184 167281 183196 190242 191412 207363 221678 237276 253656 274794 276484 287118 332517 334562 366392 380484 382824 412191 414726 443356 474552 501843 549588 552968 574236 595387 622089 665034 669124 760968 824382 829452 886712 898573 997551 1003686 1099176 1148472 1190774 1236573 1244178 1330068 1338248 1440907 1505529 1648764 1658904 1786161 1797146 1866267 1995102 2007372 2174653 2381548 2473146 2488356 2660136 2695719 2881814 2992653 3011058 3297528 3572322 3594292 3732534 3990204 4014744 4322721 4349306 4516587 4763096 4946292 4976712 5358483 5391438 5763628 5985306 6022116 6523959 7144644 7188584 7465068 7980408 8087157 8645442 8698612 9033174 9892584 10716966 10782876 11527256 11970612 12044232 12968163 13047918 14289288 14930136 16075449 16174314 17290884 17397224 18066348 18731791 19571877 21433932 21565752 23941224 24261471 25936326 26095836 28270489 32150898 32348628 34581768 36132696 37463582 38904489 39143754 42867864 45333151 48522942 51872652 52191672 56195373 56540978 58715631 64301796 64697256 74927164 77808978 78287508 84811467 90666302 97045884 103745304 112390746 113081956 117431262 128603592 135999453 149854328 155617956 156575016 168586119 169622934 181332604 194091768 224781492 226163912 234862524 243513283 254434401 271998906 311235912 337172238 339245868 362665208 367516357 407998359 449562984 469725048 487026566 505758357 508868802 543997812 589330963 674344476 678491736 730539849 735032714 763303203 815996718 974053132 1011516714 1017737604 1087995624 1102549071 1178661926 1223995077 1348688952 1461079698 1470065428 1526606406 1631993436 1767992889 1948106264 2023033428 2035475208 2191619547 2205098142 2357323852 2447990154 2922159396 2940130856 3053212812 3263986872 3307647213 3535985778 4046066856 4383239094 4410196284 4714647704 4895980308 5303978667 5844318792 6106425624 6574858641 6615294426 7071971556 7661302519 8766478188 8820392568 9791960616 9922941639 10607957334 13149717282 13230588852 14143943112 15322605038 15911936001 17532956376 19845883278 21215914668 22983907557 26299434564 26461177704 30645210076 31823872002 39691766556 42431829336 45967815114 52598869128 61290420152 63647744004 68951722671 79383533112 91935630228 99596932747 127295488008 137903445342 183871260456 199193865494 206855168013 275806890684 298790798241 398387730988 413710336026 551613781368 597581596482 796775461976 827420672052 896372394723 1195163192964 1654841344104 1792744789446 2390326385928 2689117184169 3585489578892 5378234368338 7170979157784 10756468736676 21512937473352
• Sum of all divisors σ(n): 65133867456000
• Sum of proper divisors (its aliquot sum) s(n): 43620929982648
• 21512937473352 is an abundant number, because the sum of its proper divisors (43620929982648) is greater than itself. Its abundance is 22107992509296

Bases of 21512937473352

• Binary: 100111001000011011110111111110000010101001000₂
• Hexadecimal: 0x1390DEFF0548
• Base-36: 7MIWNIV60

Squares and roots of 21512937473352

• 21512937473352 squared (21512937473352²) is 462806478732352733710115904
• 21512937473352 cubed (21512937473352³) is 9956326839231316543000130912600831390208
• The square root of 21512937473352 is 4638204.1215703303
• The cube root of 21512937473352 is 27812.0651670907

Scales and comparisons

• 21,512,937,473,352 seconds is equal to 684,044 years, 45 weeks, 20 hours, 49 minutes, 12 seconds.
• To count from 1 to 21,512,937,473,352 would take you about one million, seven hundred ten thousand, one hundred twelve 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 21512937473352 cubic inches would be around 2317.7 feet tall.

Recreational maths with 21512937473352

• 21512937473352 backwards is 25337473921512
• 21512937473352 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21512937473352's digits is 54
• More coming soon!