121555857674440

Names of 121555857674440

• Cardinal: 121555857674440 can be written as One hundred twenty-one trillion, five hundred fifty-five billion, eight hundred fifty-seven million, six hundred seventy-four thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.2155585767444 × 10¹⁴

Factors of 121555857674440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 113347

Divisors of 121555857674440

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 56 70 137 140 274 280 548 685 959 1096 1370 1918 2740 3836 4795 5480 7672 9590 19180 38360 50723 62473 101446 124946 202892 249892 253615 312365 355061 405784 437311 499784 507230 624730 710122 874622 1014460 1249460 1420244 1749244 1775305 2028920 2186555 2498920 2840488 3498488 3550610 4373110 6949051 7101220 8558801 8746220 13898102 14202440 17117602 17492440 27796204 34235204 34745255 42794005 48643357 55592408 59911607 68470408 69490510 85588010 97286714 119823214 138981020 171176020 194573428 239646428 243216785 277962040 299558035 342352040 389146856 479292856 486433570 599116070 972867140 1198232140 1945734280 2396464280 3168817979 6337635958 12675271916 15844089895 22181725853 25350543832 31688179790 44363451706 63376359580 88726903412 110908629265 126752719160 177453806824 221817258530 434128063123 443634517060 868256126246 887269034120 1736512252492 2170640315615 3038896441861 3473024504984 4341280631230 6077792883722 8682561262460 12155585767444 15194482209305 17365122524920 24311171534888 30388964418610 60777928837220 121555857674440
• Sum of all divisors σ(n): 314865001647360
• Sum of proper divisors (its aliquot sum) s(n): 193309143972920
• 121555857674440 is an abundant number, because the sum of its proper divisors (193309143972920) is greater than itself. Its abundance is 71753286298480

Bases of 121555857674440

• Binary: 11011101000110111101101101101111001000011001000₂
• Hexadecimal: 0x6E8DEDB790C8
• Base-36: 1735ZN6HFS

Squares and roots of 121555857674440

• 121555857674440 squared (121555857674440²) is 14775826534968713845029313600
• 121555857674440 cubed (121555857674440³) is 1796088267306870927864602770411325464384000
• The square root of 121555857674440 is 11025237.3069444631
• The cube root of 121555857674440 is 49536.4976108011

Scales and comparisons

• 121,555,857,674,440 seconds is equal to 3,865,100 years, 14 weeks, 2 days, 20 hours, 40 minutes, 40 seconds.
• To count from 1 to 121,555,857,674,440 would take you about nine million, six hundred sixty-two thousand, seven hundred fifty 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 121555857674440 cubic inches would be around 4128 feet tall.

Recreational maths with 121555857674440

• 121555857674440 backwards is 044476758555121
• The number of decimal digits it has is: 15
• The sum of 121555857674440's digits is 64
• More coming soon!