155740613215680

Names of 155740613215680

• Cardinal: 155740613215680 can be written as One hundred fifty-five trillion, seven hundred forty billion, six hundred thirteen million, two hundred fifteen thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.5574061321568 × 10¹⁴

Factors of 155740613215680

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 18025533947

Divisors of 155740613215680

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 135 144 160 180 192 216 240 270 288 320 360 432 480 540 576 720 864 960 1080 1440 1728 2160 2880 4320 8640 18025533937 36051067874 54076601811 72102135748 90127669685 108153203622 144204271496 162229805433 180255339370 216306407244 270383009055 288408542992 324459610866 360510678740 432612814488 486689416299 540766018110 576817085984 648919221732 721021357480 811149027165 865225628976 973378832598 1081532036220 1153634171968 1297838443464 1442042714960 1622298054330 1730451257952 1946757665196 2163064072440 2433447081495 2595676886928 2884085429920 3244596108660 3460902515904 3893515330392 4326128144880 4866894162990 5191353773856 5768170859840 6489192217320 7787030660784 8652256289760 9733788325980 10382707547712 12978384434640 15574061321568 17304512579520 19467576651960 25956768869280 31148122643136 38935153303920 51913537738560 77870306607840 155740613215680
• Sum of all divisors σ(n): 549418274430240
• Sum of proper divisors (its aliquot sum) s(n): 393677661214560
• 155740613215680 is an abundant number, because the sum of its proper divisors (393677661214560) is greater than itself. Its abundance is 237937047998880

Bases of 155740613215680

• Binary: 100011011010010100101111111011011000010111000000₂
• Hexadecimal: 0x8DA52FED85C0
• Base-36: 1J7E9006O0

Squares and roots of 155740613215680

• 155740613215680 squared (155740613215680²) is 24255138604796039870197862400
• 155740613215680 cubed (155740613215680³) is 3777510159942248283639465400669926162432000
• The square root of 155740613215680 is 12479607.8951095255
• The cube root of 155740613215680 is 53802.2733679655

Scales and comparisons

• 155,740,613,215,680 seconds is equal to 4,952,069 years, 39 weeks, 4 days, 16 hours, 48 minutes.
• To count from 1 to 155,740,613,215,680 would take you about twelve million, three hundred eighty thousand, one hundred seventy-four 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 155740613215680 cubic inches would be around 4483.5 feet tall.

Recreational maths with 155740613215680

• 155740613215680 backwards is 086512316047551
• 155740613215680 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 155740613215680's digits is 54
• More coming soon!