27939442986

Names of 27939442986

• Cardinal: 27939442986 can be written as Twenty-seven billion, nine hundred thirty-nine million, four hundred forty-two thousand, nine hundred eighty-six.

Scientific notation

• Scientific notation: 2.7939442986 × 10¹⁰

Factors of 27939442986

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 248

Divisors of 27939442986

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 39 42 49 63 78 91 98 117 126 147 182 223 234 273 294 343 441 446 546 637 669 686 819 882 1029 1274 1338 1561 1638 1911 2007 2058 2401 2899 3087 3122 3822 4014 4459 4683 4802 5733 5798 6174 7203 8697 8918 9366 10927 11466 13377 14049 14406 17394 20293 21609 21854 26091 26754 28098 31213 32781 40131 40586 43218 49729 52182 60879 62426 65562 76489 80262 93639 98343 99458 121758 142051 149187 152978 182637 187278 196686 229467 280917 284102 298374 348103 365274 426153 447561 458934 535423 561834 646477 688401 696206 852306 895122 994357 1044309 1070846 1278459 1292954 1376802 1606269 1939431 1988714 2088618 2436721 2556918 2983071 3132927 3212538 3878862 4525339 4818807 4873442 5818293 5966142 6265854 6960499 7310163 8949213 9050678 9637614 11636586 13576017 13920998 14620326 17057047 17898426 20881497 21930489 27152034 31677373 34114094 40728051 41762994 43860978 51171141 62644491 63354746 81456102 95032119 102342282 119399329 125288982 153513423 190064238 221741611 238798658 285096357 307026846 358197987 443483222 570192714 665224833 716395974 1074593961 1330449666 1552191277 1995674499 2149187922 3104382554 3991348998 4656573831 9313147662 13969721493 27939442986
• Sum of all divisors σ(n): 76395420738
• Sum of proper divisors (its aliquot sum) s(n): 48455977752
• 27939442986 is an abundant number, because the sum of its proper divisors (48455977752) is greater than itself. Its abundance is 20516534766

Bases of 27939442986

• Binary: 11010000001010100100001000100101010₂
• Hexadecimal: 0x68152112A
• Base-36: CU2F86I

Squares and roots of 27939442986

• 27939442986 squared (27939442986²) is 780612474367944596196
• 27939442986 cubed (27939442986³) is 21809877721763574431424934481256
• The square root of 27939442986 is 167150.9586750851
• The cube root of 27939442986 is 3034.3982636917

Scales and comparisons

• 27,939,442,986 seconds is equal to 888 years, 20 weeks, 1 day, 4 hours, 23 minutes, 6 seconds.
• To count from 1 to 27,939,442,986 would take you about one thousand, seven hundred seventy-six 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 27939442986 cubic inches would be around 252.9 feet tall.

Recreational maths with 27939442986

• 27939442986 backwards is 68924493972
• 27939442986 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 27939442986's digits is 63
• More coming soon!