1988377420720

Names of 1988377420720

• Cardinal: 1988377420720 can be written as One trillion, nine hundred eighty-eight billion, three hundred seventy-seven million, four hundred twenty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.98837742072 × 10¹²

Factors of 1988377420720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 967

Divisors of 1988377420720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 40 62 80 124 155 248 310 496 620 929 1240 1858 2480 3716 4645 7432 9290 14864 18580 28799 37160 57598 74320 115196 143995 230392 287990 460784 575980 863041 1151960 1726082 2303920 3452164 4315205 6904328 8630410 13808656 17260820 26754271 34521640 53508542 69043280 107017084 133771355 214034168 267542710 428068336 535085420 801765089 1070170840 1603530178 2140341680 3207060356 4008825445 6414120712 8017650890 12828241424 16035301780 24854717759 32070603560 49709435518 64141207120 99418871036 124273588795 198837742072 248547177590 397675484144 497094355180 994188710360 1988377420720
• Sum of all divisors σ(n): 4777248165120
• Sum of proper divisors (its aliquot sum) s(n): 2788870744400
• 1988377420720 is an abundant number, because the sum of its proper divisors (2788870744400) is greater than itself. Its abundance is 800493323680

Bases of 1988377420720

• Binary: 11100111011110100100001111010001110110000₂
• Hexadecimal: 0x1CEF487A3B0
• Base-36: PDG4KSZ4

Squares and roots of 1988377420720

• 1988377420720 squared (1988377420720²) is 3953644767229119885318400
• 1988377420720 cubed (1988377420720³) is 7861337984706162178845062387957248000
• The square root of 1988377420720 is 1410098.3727102163
• The cube root of 1988377420720 is 12574.7571820147

Scales and comparisons

• 1,988,377,420,720 seconds is equal to 63,224 years, 13 weeks, 13 hours, 18 minutes, 40 seconds.
• To count from 1 to 1,988,377,420,720 would take you about one hundred fifty-eight thousand and sixty 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 1988377420720 cubic inches would be around 1047.9 feet tall.

Recreational maths with 1988377420720

• 1988377420720 backwards is 0270247738891
• The number of decimal digits it has is: 13
• The sum of 1988377420720's digits is 58
• More coming soon!