13445061894

Names of 13445061894

• Cardinal: 13445061894 can be written as Thirteen billion, four hundred forty-five million, sixty-one thousand, eight hundred ninety-four.

Scientific notation

• Scientific notation: 1.3445061894 × 10¹⁰

Factors of 13445061894

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 511

Divisors of 13445061894

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 9 11 18 22 31 33 43 62 66 86 93 99 121 129 186 198 242 258 279 341 363 387 421 473 558 682 726 774 842 946 1023 1089 1263 1331 1333 1419 2046 2178 2526 2662 2666 2838 3069 3751 3789 3993 3999 4257 4631 5203 6138 7502 7578 7986 7998 8514 9262 10406 11253 11979 11997 13051 13893 14663 15609 18103 22506 23958 23994 26102 27786 29326 31218 33759 36206 39153 41261 41679 43989 46827 50941 54309 57233 67518 78306 82522 83358 87978 93654 101882 108618 114466 117459 123783 131967 143561 152823 161293 162927 171699 199133 234918 247566 263934 287122 305646 322586 325854 343398 371349 398266 430683 458469 483879 515097 560351 561193 597399 742698 861366 916938 967758 1030194 1120702 1122386 1194798 1292049 1451637 1579171 1681053 1683579 1774223 1792197 2190463 2584098 2903274 3158342 3362106 3367158 3548446 3584394 4380926 4737513 5043159 5050737 5322669 6173123 6571389 9475026 10086318 10101474 10645338 12346246 13142778 14212539 15968007 17370881 18519369 19714167 24095093 28425078 31936014 34741762 37038738 39428334 48190186 52112643 55558107 67904353 72285279 104225286 111116214 135808706 144570558 156337929 203713059 216855837 312675858 407426118 433711674 611139177 746947883 1222278354 1493895766 2240843649 4481687298 6722530947 13445061894
• Sum of all divisors σ(n): 33925072896
• Sum of proper divisors (its aliquot sum) s(n): 20480011002
• 13445061894 is an abundant number, because the sum of its proper divisors (20480011002) is greater than itself. Its abundance is 7034949108

Bases of 13445061894

• Binary: 1100100001011000110101110100000110₂
• Hexadecimal: 0x321635D06
• Base-36: 66CUC5I

Squares and roots of 13445061894

• 13445061894 squared (13445061894²) is 180769689333490867236
• 13445061894 cubed (13445061894³) is 2430459661647936317071756704984
• The square root of 13445061894 is 115952.8434062745
• The cube root of 13445061894 is 2377.8672307717

Scales and comparisons

• 13,445,061,894 seconds is equal to 427 years, 26 weeks, 4 days, 3 hours, 24 minutes, 54 seconds.
• To count from 1 to 13,445,061,894 would take you about eight hundred fifty-five 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 13445061894 cubic inches would be around 198.2 feet tall.

Recreational maths with 13445061894

• 13445061894 backwards is 49816054431
• The number of decimal digits it has is: 11
• The sum of 13445061894's digits is 45
• More coming soon!