72801419990

Names of 72801419990

• Cardinal: 72801419990 can be written as Seventy-two billion, eight hundred one million, four hundred nineteen thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 7.280141999 × 10¹⁰

Factors of 72801419990

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 475

Divisors of 72801419990

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 5 10 13 17 23 26 34 41 46 65 82 85 115 130 170 181 193 205 221 230 299 362 386 391 410 442 533 598 697 782 905 943 965 1066 1105 1394 1495 1810 1886 1930 1955 2210 2353 2509 2665 2990 3077 3281 3485 3910 4163 4439 4706 4715 5018 5083 5330 6154 6562 6970 7421 7913 8326 8878 9061 9430 10166 11765 12259 12545 14842 15385 15826 16031 16405 18122 20815 22195 23530 24518 25090 25415 30770 32062 32810 34933 37105 39565 40001 41630 42653 44390 45305 50830 54119 57707 61295 69866 70771 74210 75463 79130 80002 80155 85306 90610 96473 102869 108238 115414 122590 126157 134521 141542 150926 160310 170683 174665 181999 192946 200005 205738 208403 213265 252314 269042 270595 288535 341366 349330 353855 363998 377315 400010 416806 426530 454129 482365 514345 541190 577070 593861 630785 672605 707710 754630 803459 853415 908258 909995 920023 964730 981019 1028690 1042015 1187722 1261570 1345210 1432253 1606918 1640041 1706830 1748773 1819990 1840046 1962038 2084030 2218879 2270645 2365987 2864506 2901611 2969305 3093983 3280082 3497546 4017295 4437758 4541290 4600115 4731974 4905095 5803222 5938610 6187966 7161265 7720193 8034590 8200205 8743865 9200230 9810190 10444967 11094395 11829935 13658803 14322530 14508055 15440386 15469915 16400410 17487730 18619289 20889934 22188790 23659870 24348301 27317606 29016110 30939830 32941819 37238578 37720943 38600965 40221779 48696602 52224835 65883638 68294015 75441886 77201930 80443558 93096445 104449670 121741505 136588030 164709095 177564439 186192890 188604715 201108895 243483010 316527913 329418190 355128878 377209430 402217790 428243647 560010923 633055826 856487294 887822195 1120021846 1582639565 1775644390 2141218235 2800054615 3165279130 4282436470 5600109230 7280141999 14560283998 36400709995 72801419990
• Sum of all divisors σ(n): 161438344704
• Sum of proper divisors (its aliquot sum) s(n): 88636924714
• 72801419990 is an abundant number, because the sum of its proper divisors (88636924714) is greater than itself. Its abundance is 15835504724

Bases of 72801419990

• Binary: 1000011110011010011011000001011010110₂
• Hexadecimal: 0x10F34D82D6
• Base-36: XG0336E

Squares and roots of 72801419990

• 72801419990 squared (72801419990²) is 5300046752560371600100
• 72801419990 cubed (72801419990³) is 385850929599783220689348425999000
• The square root of 72801419990 is 269817.3826683521
• The cube root of 72801419990 is 4175.5461054799

Scales and comparisons

• 72,801,419,990 seconds is equal to 2,314 years, 44 weeks, 5 days, 39 minutes, 50 seconds.
• To count from 1 to 72,801,419,990 would take you about four thousand, six hundred twenty-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 72801419990 cubic inches would be around 348 feet tall.

Recreational maths with 72801419990

• 72801419990 backwards is 09991410827
• The number of decimal digits it has is: 11
• The sum of 72801419990's digits is 50
• More coming soon!