1221445768299412

Names of 1221445768299412

• Cardinal: 1221445768299412 can be written as One quadrillion, two hundred twenty-one trillion, four hundred forty-five billion, seven hundred sixty-eight million, two hundred ninety-nine thousand, four hundred twelve.

Scientific notation

• Scientific notation: 1.221445768299412 × 10¹⁵

Factors of 1221445768299412

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13048

Divisors of 1221445768299412

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 17 34 37 68 74 127 148 254 313 508 626 629 1063 1252 1258 2126 2159 2516 4252 4318 4699 5321 8636 9398 10642 11489 11581 18071 18796 21284 22978 23162 36142 39331 39751 45956 46324 72284 78662 79502 79883 135001 157324 159004 159766 195313 196877 270002 319532 332719 390626 393754 425093 540004 665438 668627 675767 781252 787508 850186 1330876 1337254 1351534 1459103 1470787 1700372 2295017 2674508 2703068 2918206 2941574 3596057 4590034 4995037 5656223 5836412 5883148 7192114 7226581 9180068 9990074 11312446 12212807 12310603 14384228 14453162 19980148 22624892 24425614 24621206 24804751 25003379 28906324 42255313 48851228 49242412 49609502 50006758 53986811 61132969 84510626 84915629 99219004 100013516 107973622 122265938 133054109 169021252 169831258 207617719 209280251 215947244 244531876 266108218 339662516 415235438 418560502 451873859 456699239 532216436 718340321 830470876 837121004 903747718 913398478 917775787 1436680642 1551026489 1563446581 1807495436 1826796956 1835551574 2261919853 2873361284 3102052978 3126893162 3671103148 3822608591 4523839706 6204105956 6253786324 7645217182 7681855603 7763887063 9047679412 15290434364 15363711206 15527774126 16897871843 26367450313 26578591877 30727422412 31055548252 33795743686 52734900626 53157183754 57387980093 64984346047 67591487372 105469801252 106314367508 114775960186 129968692094 141436517867 229551920372 259937384188 282873035734 287263821331 485471291057 565746071468 574527642662 970942582114 975595661581 1149055285324 1941885164228 1951191323162 2404420803739 3902382646324 4808841607478 8253011947969 9617683214956 16506023895938 17962437769109 33012047791876 35924875538218 71849751076436 305361442074853 610722884149706 1221445768299412
• Sum of all divisors σ(n): 2352639671746560
• Sum of proper divisors (its aliquot sum) s(n): 1131193903447148
• 1221445768299412 is a deficient number, because the sum of its proper divisors (1131193903447148) is less than itself. Its deficiency is 90251864852264

Bases of 1221445768299412

• Binary: 100010101101110011000000001001000011100001110010100₂
• Hexadecimal: 0x456E60121C394
• Base-36: C0YSFTNES4

Squares and roots of 1221445768299412

• 1221445768299412 squared (1221445768299412²) is 1491929764896540864666479545744
• 1221445768299412 cubed (1221445768299412³) is 1822311297932816471753135265979091185142302528
• The square root of 1221445768299412 is 34949188.3782644085
• The cube root of 1221445768299412 is 106895.1652708743

Scales and comparisons

• 1,221,445,768,299,412 seconds is equal to 38,838,197 years, 13 weeks, 18 hours, 16 minutes, 52 seconds.
• To count from 1 to 1,221,445,768,299,412 would take you about one hundred sixteen million, five hundred fourteen thousand, five hundred ninety-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 1221445768299412 cubic inches would be around 8907.9 feet tall.

Recreational maths with 1221445768299412

• 1221445768299412 backwards is 2149928675441221
• The number of decimal digits it has is: 16
• The sum of 1221445768299412's digits is 67
• More coming soon!