199980690

Names of 199980690

• Cardinal: 199980690 can be written as One hundred ninety-nine million, nine hundred eighty thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.9998069 × 10⁸

Factors of 199980690

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 217

Divisors of 199980690

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 17 21 26 30 31 34 35 39 42 51 62 65 70 78 85 91 93 102 105 119 130 139 155 170 182 186 195 210 217 221 238 255 273 278 310 357 390 403 417 434 442 455 465 510 527 546 595 651 663 695 714 806 834 910 930 973 1054 1085 1105 1190 1209 1302 1326 1365 1390 1547 1581 1785 1807 1946 2015 2085 2170 2210 2363 2418 2635 2730 2821 2919 3094 3162 3255 3315 3570 3614 3689 4030 4170 4309 4641 4726 4865 5270 5421 5642 5838 6045 6510 6630 6851 7089 7378 7735 7905 8463 8618 9035 9282 9730 10842 11067 11815 12090 12649 12927 13702 14105 14178 14595 15470 15810 16541 16926 18070 18445 20553 21545 22134 23205 23630 25298 25854 27105 28210 29190 30163 30719 33082 34255 35445 36890 37947 41106 42315 43090 46410 47957 49623 54210 55335 56017 60326 61438 63245 64635 68510 70890 73253 75894 82705 84630 90489 92157 95914 99246 102765 110670 112034 126490 129270 143871 146506 150815 153595 165410 168051 180978 184314 189735 205530 215033 219759 239785 248115 280085 287742 301630 307190 336102 366265 379470 392119 430066 439518 452445 460785 479570 496230 512771 560170 645099 719355 732530 784238 840255 904890 921570 952289 1025542 1075165 1098795 1176357 1290198 1438710 1538313 1680510 1904578 1960595 2150330 2197590 2352714 2563855 2856867 3076626 3225495 3921190 4761445 5127710 5713734 5881785 6450990 6666023 7691565 9522890 11763570 13332046 14284335 15383130 19998069 28568670 33330115 39996138 66660230 99990345 199980690
• Sum of all divisors σ(n): 650280960
• Sum of proper divisors (its aliquot sum) s(n): 450300270
• 199980690 is an abundant number, because the sum of its proper divisors (450300270) is greater than itself. Its abundance is 250319580

Bases of 199980690

• Binary: 1011111010110111011010010010₂
• Hexadecimal: 0xBEB7692
• Base-36: 3B2A36

Squares and roots of 199980690

• 199980690 squared (199980690²) is 39992276372876100
• 199980690 cubed (199980690³) is 7997683023718459762509000
• The square root of 199980690 is 14141.4528956539
• The cube root of 199980690 is 584.7847261093

Scales and comparisons

• 199,980,690 seconds is equal to 6 years, 18 weeks, 4 days, 14 hours, 11 minutes, 30 seconds.
• To count from 1 to 199,980,690 would take you about nine 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 199980690 cubic inches would be around 48.7 feet tall.

Recreational maths with 199980690

• 199980690 backwards is 096089991
• 199980690 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 199980690's digits is 51
• More coming soon!