19801890801

Names of 19801890801

• Cardinal: 19801890801 can be written as Nineteen billion, eight hundred one million, eight hundred ninety thousand, eight hundred one.

Scientific notation

• Scientific notation: 1.9801890801 × 10¹⁰

Factors of 19801890801

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 331

Divisors of 19801890801

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 7 9 11 19 21 27 31 33 57 63 77 93 99 103 133 157 171 189 209 217 231 279 297 309 341 399 471 513 589 627 651 693 721 837 927 1023 1099 1133 1197 1413 1463 1727 1767 1881 1953 1957 2079 2163 2387 2781 2983 3069 3193 3297 3399 3591 4123 4239 4389 4867 5181 5301 5643 5859 5871 6479 6489 7161 7931 8949 9207 9579 9891 10197 12089 12369 13167 13699 14601 15543 15903 16171 17613 19437 19467 20881 21483 21527 22351 23793 26847 28737 29673 30591 32813 34069 35123 36267 37107 39501 41097 43803 45353 46629 48513 52839 53537 58311 60667 62643 64449 64581 67053 71379 80541 86211 92473 98439 102207 105369 108801 111321 113197 123291 131409 136059 145539 150689 160611 174933 177881 182001 187929 193743 201159 214137 229691 245861 277419 295317 306621 307249 316107 326403 339591 369873 374759 408177 424669 436617 452067 481833 501301 533643 546003 563787 581229 603477 647311 667337 689073 737583 832257 885951 919863 921747 948321 1017203 1018773 1124277 1224531 1245167 1274007 1356201 1445499 1503903 1600929 1638009 1941933 2002011 2067219 2150743 2212749 2496771 2765241 3051609 3056319 3372831 3379739 3509107 3735501 3822021 4068603 4511709 4671359 4802787 5514311 5825799 6006033 6201657 6452229 6638247 7120421 8295723 9154827 9524719 10118493 10139217 10527321 11206503 11466063 13535127 14014077 16542933 17477397 18018099 19356687 21361263 23658173 27464481 28574157 30417651 31581963 33619509 38600177 42042231 49628799 58070061 64083789 66673033 70974519 85722471 91252953 94745889 104771909 115800531 126126693 148886397 192251367 200019099 212923557 257167413 314315727 347401593 600057297 638770671 733403363 942947181 1042204779 1800171891 2200210089 2828841543 6600630267 19801890801
• Sum of all divisors σ(n): 40383283200
• Sum of proper divisors (its aliquot sum) s(n): 20581392399
• 19801890801 is an abundant number, because the sum of its proper divisors (20581392399) is greater than itself. Its abundance is 779501598

Bases of 19801890801

• Binary: 10010011100010010001101111111110001₂
• Hexadecimal: 0x49C48DFF1
• Base-36: 93HJ8Q9

Squares and roots of 19801890801

• 19801890801 squared (19801890801²) is 392114879294728421601
• 19801890801 cubed (19801890801³) is 7764616021241508099494091592401
• The square root of 19801890801 is 140719.1913031055
• The cube root of 19801890801 is 2705.4253417107

Scales and comparisons

• 19,801,890,801 seconds is equal to 629 years, 33 weeks, 1 day, 13 hours, 13 minutes, 21 seconds.
• To count from 1 to 19,801,890,801 would take you about one thousand, two hundred fifty-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 19801890801 cubic inches would be around 225.5 feet tall.

Recreational maths with 19801890801

• 19801890801 backwards is 10809810891
• The number of decimal digits it has is: 11
• The sum of 19801890801's digits is 45
• More coming soon!