21370395228

Names of 21370395228

• Cardinal: 21370395228 can be written as Twenty-one billion, three hundred seventy million, three hundred ninety-five thousand, two hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1370395228 × 10¹⁰

Factors of 21370395228

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 327

Divisors of 21370395228

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 31 39 42 52 61 62 78 79 84 91 93 122 124 131 156 158 182 183 186 217 237 244 262 273 316 364 366 372 393 403 427 434 474 524 546 553 651 732 786 793 806 854 868 917 948 1027 1092 1106 1209 1281 1302 1572 1586 1612 1659 1703 1708 1834 1891 2054 2212 2379 2418 2449 2562 2604 2751 2821 3081 3172 3318 3406 3668 3782 4061 4108 4758 4819 4836 4898 5109 5124 5502 5551 5642 5673 6162 6636 6812 7189 7347 7564 7991 8122 8463 9516 9638 9796 10218 10349 11004 11102 11284 11346 11921 12183 12324 13237 14378 14457 14694 15982 16244 16653 16926 17143 19276 20436 20698 21567 22204 22692 23842 23973 24366 24583 26474 28427 28756 28914 29388 31047 31837 31964 33306 33733 33852 34286 35763 39711 41396 43134 47684 47946 48732 49166 51429 52793 52948 55937 56854 57828 62094 62647 63674 66612 67466 68572 71526 72443 73749 79422 85281 86268 95511 95892 98332 101199 102858 103883 105586 111874 113708 124188 125294 127348 134537 134932 143052 144886 147498 149389 158379 158844 167811 170562 172081 187941 191022 202398 205716 207766 211172 217329 222859 223748 247721 250588 269074 289772 294996 298778 311649 316758 320819 335622 341124 344162 369551 375882 382044 403611 404796 415532 434658 438529 445718 448167 495442 516243 538148 597556 623298 631289 633516 641638 668577 671244 688324 727181 739102 743163 751764 807222 869316 877058 891436 896334 941759 962457 990884 1032486 1045723 1108653 1246596 1262578 1283276 1315587 1337154 1454362 1478204 1486326 1614444 1734047 1754116 1792668 1883518 1893867 1924914 1942057 2064972 2091446 2181543 2217306 2245733 2525156 2631174 2674308 2825277 2908724 2972652 3137169 3220373 3468094 3767036 3787734 3849828 3884114 4170647 4182892 4363086 4419023 4434612 4491466 5202141 5262348 5650554 5826171 6274338 6440746 6737199 6936188 7575468 7768228 8206757 8341294 8726172 8838046 8982932 9661119 10404282 11301108 11652342 12511941 12548676 12881492 13257069 13474398 13594399 16413514 16682588 17676092 19322238 19569959 20808564 22542611 23304684 24620271 25023882 26514138 26948796 27188798 29194529 32827028 38644476 39139918 40783197 45085222 49240542 50047764 53028276 54377596 57447299 58389058 58709877 67627833 78279836 81566394 87583587 90170444 98481084 114894598 116778116 117419754 135255666 136989713 163132788 172341897 175167174 229789196 234839508 254409467 270511332 273979426 344683794 350334348 410969139 508818934 547958852 689367588 763228401 821938278 1017637868 1526456802 1643876556 1780866269 3052913604 3561732538 5342598807 7123465076 10685197614 21370395228
• Sum of all divisors σ(n): 65702461440
• Sum of proper divisors (its aliquot sum) s(n): 44332066212
• 21370395228 is an abundant number, because the sum of its proper divisors (44332066212) is greater than itself. Its abundance is 22961670984

Bases of 21370395228

• Binary: 10011111001110001100101101001011100₂
• Hexadecimal: 0x4F9C65A5C
• Base-36: 9TFDQHO

Squares and roots of 21370395228

• 21370395228 squared (21370395228²) is 456693792200925171984
• 21370395228 cubed (21370395228³) is 9759726837507874912551952892352
• The square root of 21370395228 is 146186.1663359431
• The cube root of 21370395228 is 2775.0502483881

Scales and comparisons

• 21,370,395,228 seconds is equal to 679 years, 26 weeks, 4 days, 12 hours, 53 minutes, 48 seconds.
• To count from 1 to 21,370,395,228 would take you about one thousand, three hundred fifty-nine 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 21370395228 cubic inches would be around 231.3 feet tall.

Recreational maths with 21370395228

• 21370395228 backwards is 82259307312
• 21370395228 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21370395228's digits is 42
• More coming soon!