991330439427712

Names of 991330439427712

• Cardinal: 991330439427712 can be written as Nine hundred ninety-one trillion, three hundred thirty billion, four hundred thirty-nine million, four hundred twenty-seven thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 9.91330439427712 × 10¹⁴

Factors of 991330439427712

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6151

Divisors of 991330439427712

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 16 29 32 58 64 116 128 232 269 464 538 841 928 1076 1682 1856 2152 3364 3712 4304 5851 6728 7801 8608 11702 13456 15602 17216 23404 26912 31204 34432 46808 53824 62408 93616 107648 124816 169679 187232 226229 249632 339358 374464 452458 499264 678716 748928 904916 998528 1357432 1573919 1809832 2714864 3147838 3619664 4920691 5429728 6295676 7239328 9841382 10859456 12591352 14478656 19682764 21718912 25182704 28957312 34234201 39365528 45643651 50365408 68468402 78731056 91287302 100730816 136936804 157462112 182574604 201461632 273873608 314924224 365149208 547747216 629848448 730298416 992791829 1095494432 1323665879 1460596832 1985583658 2190988864 2647331758 2921193664 3971167316 4381977728 5294663516 5842387328 7942334632 9209000069 10589327032 15884669264 18418000138 21178654064 28790963041 31769338528 36836000276 42357308128 57581926082 63538677056 73672000552 84714616256 115163852164 127077354112 147344001104 169429232512 230327704328 267061002001 294688002208 460655408656 534122004002 589376004416 921310817312 1068244008004 1178752008832 1842621634624 2136488016008 3685243269248 4272976032016 7744769058029 8545952064032 15489538116058 17091904128064 30979076232116 34183808256128 61958152464232 123916304928464 247832609856928 495665219713856 991330439427712
• Sum of all divisors σ(n): 2053319482322550
• Sum of proper divisors (its aliquot sum) s(n): 1061989042894838
• 991330439427712 is an abundant number, because the sum of its proper divisors (1061989042894838) is greater than itself. Its abundance is 70658603467126

Bases of 991330439427712

• Binary: 11100001011001110000011010101100100111011010000000₂
• Hexadecimal: 0x3859C1AB27680
• Base-36: 9REAX08PDS

Squares and roots of 991330439427712

• 991330439427712 squared (991330439427712²) is 982736040135940570634073554944
• 991330439427712 cubed (991330439427712³) is 974216150509411582763210058927967008748208128
• The square root of 991330439427712 is 31485400.4171411483
• The cube root of 991330439427712 is 99710.1754765381

Scales and comparisons

• 991,330,439,427,712 seconds is equal to 31,521,241 years, 30 weeks, 3 days, 19 hours, 41 minutes, 52 seconds.
• To count from 1 to 991,330,439,427,712 would take you about seventy-eight million, eight hundred three thousand, one 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 991330439427712 cubic inches would be around 8309.2 feet tall.

Recreational maths with 991330439427712

• 991330439427712 backwards is 217724934033199
• 991330439427712 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 991330439427712's digits is 64
• More coming soon!