1221865970466804

Names of 1221865970466804

• Cardinal: 1221865970466804 can be written as One quadrillion, two hundred twenty-one trillion, eight hundred sixty-five billion, nine hundred seventy million, four hundred sixty-six thousand, eight hundred four.

Scientific notation

• Scientific notation: 1.221865970466804 × 10¹⁵

Factors of 1221865970466804

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3237

Divisors of 1221865970466804

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 12 13 26 39 52 53 78 106 156 159 212 318 636 689 1187 1378 1979 2067 2374 2756 2809 3561 3958 4134 4748 5618 5937 7122 7916 8268 8427 11236 11874 14244 15431 16854 23748 25727 30862 33708 36517 46293 51454 61724 62911 73034 77181 92586 102908 104887 109551 125822 146068 154362 185172 188733 209774 219102 251644 308724 314661 377466 419548 438204 629322 754932 817843 1258644 1363531 1408969 1635686 2349073 2453529 2727062 2817938 3271372 3334283 4090593 4226907 4698146 4907058 5454124 5559011 5635876 6668566 7047219 8181186 8453814 9396292 9814116 10002849 11118022 13337132 14094438 16362372 16677033 16907628 18316597 20005698 22236044 28188876 30537949 33354066 36633194 40011396 43345679 54949791 61075898 66708132 72267143 73266388 74675357 86691358 91613847 109899582 122151796 124500869 130037037 144534286 149350714 173382716 183227694 216801429 219799164 224026071 249001738 260074074 289068572 298701428 366455388 373502607 433602858 448052142 498003476 520148148 747005214 867205716 896104284 970779641 1494010428 1618511297 1941559282 2788349651 2912338923 3237022594 3883118564 3957793921 4855533891 5576699302 5824677846 6474045188 6598546057 7915587842 8365048953 9711067782 11153398604 11649355692 11873381763 13197092114 15831175684 16730097906 19422135564 19795638171 23746763526 26394184228 33460195812 36248545463 39591276342 47493527052 51451320973 72497090926 79182552684 85781098741 102902641946 108745636389 144994181852 147782531503 154353962919 171562197482 205805283892 217491272778 257343296223 295565063006 308707925838 343124394964 434982545556 443347594509 514686592446 591130126012 617415851676 886695189018 1029373184892 1773390378036 1921172909539 3842345819078 5763518728617 7684691638156 7832474169659 11527037457234 15664948339318 23054074914468 23497422508977 31329896678636 46994845017954 93989690035908 101822164205567 203644328411134 305466492616701 407288656822268 610932985233402 1221865970466804
• Sum of all divisors σ(n): 3133574849734560
• Sum of proper divisors (its aliquot sum) s(n): 1911708879267756
• 1221865970466804 is an abundant number, because the sum of its proper divisors (1911708879267756) is greater than itself. Its abundance is 689842908800952

Bases of 1221865970466804

• Binary: 100010101110100011111010111001000011111111111110100₂
• Hexadecimal: 0x45747D721FFF4
• Base-36: C145H7667O

Squares and roots of 1221865970466804

• 1221865970466804 squared (1221865970466804²) is 1492956449784784744737665974416
• 1221865970466804 cubed (1221865970466804³) is 1824192681380960345955427289348322451041286464
• The square root of 1221865970466804 is 34955199.4768561433
• The cube root of 1221865970466804 is 106907.4219018897

Scales and comparisons

• 1,221,865,970,466,804 seconds is equal to 38,851,558 years, 19 weeks, 5 days, 18 hours, 33 minutes, 24 seconds.
• To count from 1 to 1,221,865,970,466,804 would take you about one hundred sixteen million, five hundred fifty-four thousand, six hundred seventy-five 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 1221865970466804 cubic inches would be around 8909 feet tall.

Recreational maths with 1221865970466804

• 1221865970466804 backwards is 4086640795681221
• The number of decimal digits it has is: 16
• The sum of 1221865970466804's digits is 69
• More coming soon!