1987020914040

Names of 1987020914040

• Cardinal: 1987020914040 can be written as One trillion, nine hundred eighty-seven billion, twenty million, nine hundred fourteen thousand and forty.

Scientific notation

• Scientific notation: 1.98702091404 × 10¹²

Factors of 1987020914040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5743540

Divisors of 1987020914040

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 31 36 40 45 60 62 72 90 93 120 124 155 180 186 248 279 310 360 372 465 558 620 744 930 961 1116 1240 1395 1860 1922 2232 2790 2883 3720 3844 4805 5580 5766 7688 8649 9610 11160 11532 14415 17298 19220 23064 28830 34596 38440 43245 57660 69192 86490 115320 172980 345960 5743499 11486998 17230497 22973996 28717495 34460994 45947992 51691491 57434990 68921988 86152485 103382982 114869980 137843976 172304970 178048469 206765964 229739960 258457455 344609940 356096938 413531928 516914910 534145407 689219880 712193876 890242345 1033829820 1068290814 1424387752 1602436221 1780484690 2067659640 2136581628 2670727035 3204872442 3560969380 4273163256 5341454070 5519502539 6409744884 7121938760 8012181105 10682908140 11039005078 12819489768 16024362210 16558507617 21365816280 22078010156 27597512695 32048724420 33117015234 44156020312 49675522851 55195025390 64097448840 66234030468 82792538085 99351045702 110390050780 132468060936 165585076170 198702091404 220780101560 248377614255 331170152340 397404182808 496755228510 662340304680 993510457020 1987020914040
• Sum of all divisors σ(n): 6672855735000
• Sum of proper divisors (its aliquot sum) s(n): 4685834820960
• 1987020914040 is an abundant number, because the sum of its proper divisors (4685834820960) is greater than itself. Its abundance is 2698813906920

Bases of 1987020914040

• Binary: 11100111010100011101011001111110101111000₂
• Hexadecimal: 0x1CEA3ACFD78
• Base-36: PCTOY5Q0

Squares and roots of 1987020914040

• 1987020914040 squared (1987020914040²) is 3948252112832357069121600
• 1987020914040 cubed (1987020914040³) is 7845259522100511356773657091907264000
• The square root of 1987020914040 is 1409617.2934665635
• The cube root of 1987020914040 is 12571.8969566467

Scales and comparisons

• 1,987,020,914,040 seconds is equal to 63,181 years, 6 weeks, 1 day, 5 hours, 54 minutes.
• To count from 1 to 1,987,020,914,040 would take you about one hundred fifty-seven thousand, nine hundred fifty-two 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 1987020914040 cubic inches would be around 1047.7 feet tall.

Recreational maths with 1987020914040

• 1987020914040 backwards is 0404190207891
• 1987020914040 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1987020914040's digits is 45
• More coming soon!