1997326980

Names of 1997326980

• Cardinal: 1997326980 can be written as One billion, nine hundred ninety-seven million, three hundred twenty-six thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.99732698 × 10⁹

Factors of 1997326980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 213

Divisors of 1997326980

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 79 90 99 110 113 132 158 165 180 198 220 226 237 316 330 339 395 396 452 474 495 565 660 678 711 790 869 948 990 1017 1130 1185 1243 1356 1422 1580 1695 1738 1980 2034 2260 2370 2486 2607 2844 3390 3476 3555 3729 4068 4345 4740 4972 5085 5214 6215 6780 7110 7458 7821 8690 8927 10170 10428 11187 12430 12769 13035 14220 14916 15642 17380 17854 18645 20340 22374 24860 25538 26070 26781 31284 35708 37290 38307 39105 44635 44748 51076 52140 53562 55935 63845 74580 76614 78210 80343 89270 98197 107124 111870 114921 127690 133905 140459 153228 156420 160686 178540 191535 196394 223740 229842 255380 267810 280918 294591 321372 383070 392788 401715 421377 459684 490985 535620 561836 574605 589182 702295 766140 803430 842754 883773 981970 1008751 1149210 1178364 1264131 1404590 1472955 1606860 1685508 1767546 1963940 2017502 2106885 2298420 2528262 2809180 2945910 3026253 3535092 4035004 4213770 4418865 5043755 5056524 5891820 6052506 6320655 8427540 8837730 9078759 10087510 11096261 12105012 12641310 15131265 17675460 18157518 20175020 22192522 25282620 30262530 33288783 36315036 44385044 45393795 55481305 60525060 66577566 90787590 99866349 110962610 133155132 166443915 181575180 199732698 221925220 332887830 399465396 499331745 665775660 998663490 1997326980
• Sum of all divisors σ(n): 6752753280
• Sum of proper divisors (its aliquot sum) s(n): 4755426300
• 1997326980 is an abundant number, because the sum of its proper divisors (4755426300) is greater than itself. Its abundance is 2758099320

Bases of 1997326980

• Binary: 1110111000011001100101010000100₂
• Hexadecimal: 0x770CCA84
• Base-36: X15ND0

Squares and roots of 1997326980

• 1997326980 squared (1997326980²) is 3989315065035920400
• 1997326980 cubed (1997326980³) is 7967966611116698484052392000
• The square root of 1997326980 is 44691.4642857001
• The cube root of 1997326980 is 1259.3595006211

Scales and comparisons

• 1,997,326,980 seconds is equal to 63 years, 26 weeks, 3 days, 5 hours, 3 minutes.
• To count from 1 to 1,997,326,980 would take you about one hundred twenty-seven 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 1997326980 cubic inches would be around 104.9 feet tall.

Recreational maths with 1997326980

• 1997326980 backwards is 0896237991
• The number of decimal digits it has is: 10
• The sum of 1997326980's digits is 54
• More coming soon!