19841438916

Names of 19841438916

• Cardinal: 19841438916 can be written as Nineteen billion, eight hundred forty-one million, four hundred thirty-eight thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 1.9841438916 × 10¹⁰

Factors of 19841438916

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 114

Divisors of 19841438916

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 39 43 52 53 54 78 81 86 106 108 117 129 156 159 162 169 172 212 234 243 258 318 324 338 351 387 468 477 486 507 516 559 636 676 689 702 774 954 972 1014 1053 1118 1161 1378 1404 1431 1521 1548 1677 1908 2028 2067 2106 2236 2279 2322 2756 2809 2862 3042 3159 3354 3483 4134 4212 4293 4558 4563 4644 5031 5618 5724 6084 6201 6318 6708 6837 6966 7267 8268 8427 8586 8957 9116 9126 10062 10449 11236 12402 12636 12879 13674 13689 13932 14534 15093 16854 17172 17914 18252 18603 20124 20511 20898 21801 24804 25281 25758 26871 27348 27378 29068 29627 30186 33708 35828 36517 37206 41022 41067 41796 43602 45279 50562 51516 53742 54756 55809 59254 60372 61533 65403 73034 74412 75843 80613 82044 82134 87204 88881 90558 101124 107484 109551 111618 118508 120787 123066 130806 135837 146068 151686 161226 164268 167427 177762 181116 184599 196209 219102 223236 227529 241574 241839 246132 261612 266643 271674 303372 322452 328653 334854 355524 362361 369198 385151 392418 438204 455058 474721 483148 483678 533286 543348 553797 588627 657306 669708 682587 724722 725517 738396 770302 784836 799929 910116 949442 967356 985959 1066572 1087083 1107594 1155453 1177254 1314612 1365174 1424163 1449444 1451034 1540604 1570231 1599858 1765881 1898884 1971918 2174166 2176551 2215188 2310906 2354508 2399787 2730348 2848326 2902068 2957877 3140462 3199716 3261249 3466359 3531762 3943836 4272489 4348332 4353102 4621812 4710693 4799574 5696652 5915754 6280924 6522498 6932718 7063524 7199361 8544978 8706204 8873631 9421386 9599148 9783747 10399077 11831508 12817467 13044996 13865436 14132079 14398722 17089956 17747262 18842772 19567494 20413003 20798154 25634934 28264158 28797444 29351241 31197231 35494524 38452401 39134988 40826006 41596308 42396237 51269868 56528316 58702482 61239009 62394462 76904802 81652012 84792474 93591693 115357203 117404964 122478018 124788924 127188711 153809604 169584948 183717027 187183386 230714406 244956036 254377422 367434054 374366772 381566133 461428812 508754844 551151081 734868108 763132266 1102302162 1526264532 1653453243 2204604324 3306906486 4960359729 6613812972 9920719458 19841438916
• Sum of all divisors σ(n): 58738728048
• Sum of proper divisors (its aliquot sum) s(n): 38897289132
• 19841438916 is an abundant number, because the sum of its proper divisors (38897289132) is greater than itself. Its abundance is 19055850216

Bases of 19841438916

• Binary: 10010011110101001000101010011000100₂
• Hexadecimal: 0x49EA454C4
• Base-36: 9452W90

Squares and roots of 19841438916

• 19841438916 squared (19841438916²) is 393682698257359255056
• 19841438916 cubed (19841438916³) is 7811231209759453306660888159296
• The square root of 19841438916 is 140859.6426092299
• The cube root of 19841438916 is 2707.2252257579

Scales and comparisons

• 19,841,438,916 seconds is equal to 630 years, 46 weeks, 4 days, 6 hours, 48 minutes, 36 seconds.
• To count from 1 to 19,841,438,916 would take you about one thousand, two hundred sixty-one 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 19841438916 cubic inches would be around 225.6 feet tall.

Recreational maths with 19841438916

• 19841438916 backwards is 61983414891
• 19841438916 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19841438916's digits is 54
• More coming soon!