12155940109440

Names of 12155940109440

• Cardinal: 12155940109440 can be written as Twelve trillion, one hundred fifty-five billion, nine hundred forty million, one hundred nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.215594010944 × 10¹³

Factors of 12155940109440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1057740

Divisors of 12155940109440

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 288 320 360 384 480 576 640 720 960 1152 1440 1920 1999 2880 3998 5760 5997 7996 9995 11994 15992 17991 19990 23988 29985 31984 35982 39980 47976 59970 63968 71964 79960 89955 95952 119940 127936 143928 159920 179910 191904 239880 255872 287856 319840 359820 383808 479760 575712 639680 719640 767616 959520 1055731 1151424 1279360 1439280 1919040 2111462 2302848 2878560 3167193 3838080 4222924 5278655 5757120 6334386 8445848 9501579 10557310 11514240 12668772 15835965 16891696 19003158 21114620 25337544 31671930 33783392 38006316 42229240 47507895 50675088 63343860 67566784 76012632 84458480 95015790 101350176 126687720 135133568 152025264 168916960 190031580 202700352 253375440 304050528 337833920 380063160 405400704 506750880 608101056 675667840 760126320 1013501760 1216202112 1520252640 2027003520 2110406269 3040505280 4220812538 6081010560 6331218807 8441625076 10552031345 12662437614 16883250152 18993656421 21104062690 25324875228 31656094035 33766500304 37987312842 42208125380 50649750456 63312188070 67533000608 75974625684 84416250760 94968282105 101299500912 126624376140 135066001216 151949251368 168832501520 189936564210 202599001824 253248752280 270132002432 303898502736 337665003040 379873128420 405198003648 506497504560 607797005472 675330006080 759746256840 810396007296 1012995009120 1215594010944 1350660012160 1519492513680 2025990018240 2431188021888 3038985027360 4051980036480 6077970054720 12155940109440
• Sum of all divisors σ(n): 41997018960000
• Sum of proper divisors (its aliquot sum) s(n): 29841078850560
• 12155940109440 is an abundant number, because the sum of its proper divisors (29841078850560) is greater than itself. Its abundance is 17685138741120

Bases of 12155940109440

• Binary: 10110000111001000110011111011111110010000000₂
• Hexadecimal: 0xB0E467DFC80
• Base-36: 4B4D0VTS0

Squares and roots of 12155940109440

• 12155940109440 squared (12155940109440²) is 147766879944292159177113600
• 12155940109440 cubed (12155940109440³) is 1796245342761626170530776195127312384000
• The square root of 12155940109440 is 3486536.9795027271
• The cube root of 12155940109440 is 22993.0288321193

Scales and comparisons

• 12,155,940,109,440 seconds is equal to 386,521 years, 15 weeks, 2 days, 6 hours, 24 minutes.
• To count from 1 to 12,155,940,109,440 would take you about nine hundred sixty-six thousand, three hundred 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 12155940109440 cubic inches would be around 1916.1 feet tall.

Recreational maths with 12155940109440

• 12155940109440 backwards is 04490104955121
• 12155940109440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12155940109440's digits is 45
• More coming soon!