3855388135471405

Names of 3855388135471405

• Cardinal: 3855388135471405 can be written as Three quadrillion, eight hundred fifty-five trillion, three hundred eighty-eight billion, one hundred thirty-five million, four hundred seventy-one thousand, four hundred five.

Scientific notation

• Scientific notation: 3.855388135471405 × 10¹⁵

Factors of 3855388135471405

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 526287

Divisors of 3855388135471405

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 13 31 37 53 65 155 185 265 403 481 689 1147 1643 1861 1961 2015 2405 3445 5735 8215 9305 9805 14911 21359 24193 25493 57691 60791 68857 74555 98633 106795 120965 127465 288455 303955 344285 493165 524287 749983 790283 895141 1282229 2134567 2621435 3057623 3649421 3749915 3951415 4475705 6411145 6815731 10672835 15288115 16252897 18247105 19398619 27749371 27787211 34078655 39749099 47442473 81264485 96993095 113132051 138746855 138936055 198745495 211287661 237212365 252182047 361233743 565660255 601357189 861403541 975698107 1028126807 1056438305 1260910235 1470716663 1806168715 3006785945 4307017705 4878490535 5140634035 7353583315 7817643457 11198246033 12684075391 13365648491 30246641317 31871931017 36100829959 39088217285 51711999671 55991230165 63420376955 66828242455 151233206585 159359655085 180504149795 258559998355 393206337121 414335103221 469310789467 672255995723 1119125728729 1603071989801 1913343987827 1966031685605 2071675516105 2346553947335 3361279978615 5595628643645 8015359949005 9566719939135 14548634473477 20839935867413 24873471841751 59313663622637 72743172367385 104199679337065 124367359208755 296568318113185 771077627094281 3855388135471405
• Sum of all divisors σ(n): 5384634321862656
• Sum of proper divisors (its aliquot sum) s(n): 1529246186391251
• 3855388135471405 is a deficient number, because the sum of its proper divisors (1529246186391251) is less than itself. Its deficiency is 2326141949080154

Bases of 3855388135471405

• Binary: 1101101100100111010010000000010010010011100100101101₂
• Hexadecimal: 0xDB2748049392D
• Base-36: 11YMCUWORHP

Squares and roots of 3855388135471405

• 3855388135471405 squared (3855388135471405²) is 14864017675133676712781572674025
• 3855388135471405 cubed (3855388135471405³) is 57306557390147633989530269004865004959773755125
• The square root of 3855388135471405 is 62091771.8822019525
• The cube root of 3855388135471405 is 156803.6022502471

Scales and comparisons

• 3,855,388,135,471,405 seconds is equal to 122,589,417 years, 10 weeks, 6 days, 6 hours, 3 minutes, 25 seconds.
• To count from 1 to 3,855,388,135,471,405 would take you about three hundred sixty-seven million, seven hundred sixty-eight thousand, two hundred fifty-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 3855388135471405 cubic inches would be around 13067 feet tall.

Recreational maths with 3855388135471405

• 3855388135471405 backwards is 5041745318835583
• The number of decimal digits it has is: 16
• The sum of 3855388135471405's digits is 70
• More coming soon!