1990537243646

Names of 1990537243646

• Cardinal: 1990537243646 can be written as One trillion, nine hundred ninety billion, five hundred thirty-seven million, two hundred forty-three thousand, six hundred forty-six.

Scientific notation

• Scientific notation: 1.990537243646 × 10¹²

Factors of 1990537243646

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5775

Divisors of 1990537243646

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 7 14 49 71 98 142 229 239 458 478 497 994 1603 1673 3206 3346 3479 5227 6958 10454 11221 11711 16259 16969 22442 23422 32518 33938 36589 54731 73178 109462 113813 118783 227626 237566 256123 371117 383117 512246 742234 766234 796691 831481 1196983 1249253 1593382 1662962 2393966 2498506 2597819 2681819 3885901 5195638 5363638 7771802 8378881 8744771 16757762 17489542 18184733 27201307 36369466 54402614 58652167 61213397 84985793 88696963 117304334 122426794 169971586 177393926 190409149 286078937 380818298 572157874 594900551 620878741 1189801102 1241757482 2002552559 4005105118 4164303857 4346151187 8328607714 8692302374 14017867913 20311604527 28035735826 40623209054 142181231689 284362463378 995268621823 1990537243646
• Sum of all divisors σ(n): 3553065907200
• Sum of proper divisors (its aliquot sum) s(n): 1562528663554
• 1990537243646 is a deficient number, because the sum of its proper divisors (1562528663554) is less than itself. Its deficiency is 428008580092

Bases of 1990537243646

• Binary: 11100111101110101010000111110101111111110₂
• Hexadecimal: 0x1CF7543EBFE
• Base-36: PEFUHB0E

Squares and roots of 1990537243646

• 1990537243646 squared (1990537243646²) is 3962238518341815167373316
• 1990537243646 cubed (1990537243646³) is 7886983338968127777727676580530950136
• The square root of 1990537243646 is 1410864.0060778359
• The cube root of 1990537243646 is 12579.3085347615

Scales and comparisons

• 1,990,537,243,646 seconds is equal to 63,292 years, 48 weeks, 1 day, 12 hours, 7 minutes, 26 seconds.
• To count from 1 to 1,990,537,243,646 would take you about one hundred fifty-eight thousand, two hundred thirty-two 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 1990537243646 cubic inches would be around 1048.3 feet tall.

Recreational maths with 1990537243646

• 1990537243646 backwards is 6463427350991
• The number of decimal digits it has is: 13
• The sum of 1990537243646's digits is 59
• More coming soon!