381881396280366642

Names of 381881396280366642

• Cardinal: 381881396280366642 can be written as Three hundred eighty-one quadrillion, eight hundred eighty-one trillion, three hundred ninety-six billion, two hundred eighty million, three hundred sixty-six thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 3.81881396280366642 × 10¹⁷

Factors of 381881396280366642

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1012

Divisors of 381881396280366642

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 11 22 33 66 89 121 178 242 267 363 534 726 907 979 1814 1958 2721 2937 5442 5874 7921 9977 10769 15842 19954 21538 23763 29931 32307 47526 59862 64614 80723 87131 109747 161446 174262 219494 242169 261393 329241 484338 522786 658482 704969 822649 887953 958441 1409938 1645298 1775906 1916882 2114907 2467947 2663859 2875323 4229814 4935894 5327718 5750646 7184347 7754659 9049139 9767483 14368694 15509318 18098278 19534966 21553041 23263977 27147417 29302449 43106082 46527954 54294834 58604898 73215761 79027817 85301249 99540529 146431522 158055634 170602498 199081058 219647283 237083451 255903747 298621587 439294566 474166902 511807494 597243174 639406883 746142643 805373371 869305987 1278813766 1492285286 1610746742 1738611974 1918220649 2238427929 2416120113 2607917961 3836441298 4476855858 4832240226 5215835922 6516202729 7033475713 8207569073 8859107081 13032405458 14066951426 16415138146 17718214162 19548608187 21100427139 24622707219 26577321243 39097216374 42200854278 49245414438 53154642486 66406695227 71678230019 77368232843 90283259803 132813390454 143356460038 154736465686 180566519606 199220085681 215034690057 232104698529 270849779409 398440171362 430069380114 464209397058 541699558818 579942042881 730473647497 788460530209 1159884085762 1460947294994 1576921060418 1739826128643 2191420942491 2365381590627 3479652257286 4382841884982 4730763181254 5910195875203 6379362471691 8035210122467 11820391750406 12758724943382 16070420244934 17730587625609 19138087415073 24105630367401 35461175251218 38276174830146 48211260734802 65012154627233 70172987188601 130024309254466 140345974377202 195036463881699 210518961565803 390072927763398 421037923131606 526007432893067 715133700899563 1052014865786134 1430267401799126 1578022298679201 2145401102698689 3156044597358402 4290802205397378 5786081761823737 11572163523647474 17358245285471211 34716490570942422 63646899380061107 127293798760122214 190940698140183321 381881396280366642
• Sum of all divisors σ(n): 849984850196496000
• Sum of proper divisors (its aliquot sum) s(n): 468103453916129358
• 381881396280366642 is an abundant number, because the sum of its proper divisors (468103453916129358) is greater than itself. Its abundance is 86222057635762716

Bases of 381881396280366642

• Binary: 10101001100101101110001101101001011100111110001011000110010₂
• Hexadecimal: 0x54CB71B4B9F1632
• Base-36: 2WG5NNK3V6LU

Squares and roots of 381881396280366642

• 381881396280366642 squared (381881396280366642²) is 145833400825042425356189917946356164
• 381881396280366642 cubed (381881396280366642³) is 55691062731381574035004777411130566230400357836681288
• The square root of 381881396280366642 is 617965530.0098595645
• The cube root of 381881396280366642 is 725509.0495679905

Scales and comparisons

• 381,881,396,280,366,642 seconds is equal to 12,142,647,164 years, 51 weeks, 6 days, 19 hours, 10 minutes, 42 seconds.
• To count from 1 to 381,881,396,280,366,642 would take you about thirty-six billion, four hundred twenty-seven million, nine hundred forty-one thousand, four hundred ninety-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 381881396280366642 cubic inches would be around 60459.1 feet tall.

Recreational maths with 381881396280366642

• 381881396280366642 backwards is 246663082693188183
• The number of decimal digits it has is: 18
• The sum of 381881396280366642's digits is 84
• More coming soon!