12977738907656787

Names of 12977738907656787

• Cardinal: 12977738907656787 can be written as Twelve quadrillion, nine hundred seventy-seven trillion, seven hundred thirty-eight billion, nine hundred seven million, six hundred fifty-six thousand, seven hundred eighty-seven.

Scientific notation

• Scientific notation: 1.2977738907656787 × 10¹⁶

Factors of 12977738907656787

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5554

Divisors of 12977738907656787

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 9 11 19 27 33 57 99 121 171 209 297 361 363 513 627 1083 1089 1881 2299 3249 3267 3971 5521 5643 6859 6897 9747 11913 16563 20577 20691 35739 43681 49689 60731 61731 62073 75449 104899 107217 130321 131043 149067 182193 185193 226347 314697 390963 393129 546579 668041 679041 829939 944091 1153889 1172889 1179387 1433531 1639737 1993081 2004123 2037123 2489817 2832273 3461667 3518667 4300593 5979243 6012369 7469451 10385001 12692779 12901779 15768841 17937729 18037107 21923891 22408353 30481441 31155003 37868539 38078337 38705337 47306523 53813187 65771673 91444323 113605617 114235011 141919569 197315019 241162801 274332969 335295851 340816851 342705033 416553929 425758707 579147379 591945057 719502241 723488403 822998907 1005887553 1022450553 1249661787 1737442137 2158506723 2170465209 3017662659 3688254361 3748985361 4582093219 5212326411 6370621169 6475520169 6511395627 7914524651 9052987977 11003800201 11064763083 11246956083 13746279657 15636979233 19111863507 19426560507 23743573953 33011400603 33194289249 41238838971 57335590521 70076832859 71230721859 87059771161 99034201809 99582867747 121041802211 123716516913 172006771563 209072203819 210230498577 213692165577 261179313483 297102605427 363125406633 627216611457 630691495731 783537940449 1089376219899 1331459824321 1881649834371 1892074487193 2299794242009 2350613821347 3268128659697 3972371872561 3994379472963 5644949503113 6899382726027 11917115617683 11983138418889 20698148178081 25297736662099 35751346853049 35949415256667 43696090598171 62094444534243 75893209986297 107254040559147 131088271794513 227679629958891 393264815383539 480656996579881 683038889876673 1179794446150617 1441970989739643 4325912969218929 12977738907656787
• Sum of all divisors σ(n): 22311107063732760
• Sum of proper divisors (its aliquot sum) s(n): 9333368156075973
• 12977738907656787 is a deficient number, because the sum of its proper divisors (9333368156075973) is less than itself. Its deficiency is 3644370751580814

Bases of 12977738907656787

• Binary: 101110000110110010111101001101100101000010001001010011₂
• Hexadecimal: 0x2E1B2F4D942253
• Base-36: 3JS82Y6BVIR

Squares and roots of 12977738907656787

• 12977738907656787 squared (12977738907656787²) is 168421707155308775056454987163369
• 12977738907656787 cubed (12977738907656787³) is 2185732941843428169426080792847243338151750635403
• The square root of 12977738907656787 is 113919879.3348061223
• The cube root of 12977738907656787 is 234999.1785554917

Scales and comparisons

• 12,977,738,907,656,787 seconds is equal to 412,651,954 years, 25 weeks, 5 hours, 6 minutes, 27 seconds.
• To count from 1 to 12,977,738,907,656,787 would take you about one billion, two hundred thirty-seven million, nine hundred fifty-five thousand, eight hundred sixty-three 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 12977738907656787 cubic inches would be around 19583.3 feet tall.

Recreational maths with 12977738907656787

• 12977738907656787 backwards is 78765670983777921
• 12977738907656787 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 12977738907656787's digits is 99
• More coming soon!