39142499872

Names of 39142499872

• Cardinal: 39142499872 can be written as Thirty-nine billion, one hundred forty-two million, four hundred ninety-nine thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.9142499872 × 10¹⁰

Factors of 39142499872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 159

Divisors of 39142499872

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 67 83 98 112 134 166 196 224 268 332 392 469 536 581 664 784 938 1072 1162 1328 1568 1876 2144 2324 2656 3283 3752 4067 4489 4648 5561 6566 7504 8134 8978 9296 11122 13132 15008 16268 17956 18592 22244 26264 31423 32536 35912 38927 44488 52528 62846 65072 71824 77854 88976 105056 125692 130144 143648 155708 177952 219961 251384 272489 300763 311416 372587 439922 502768 544978 601526 622832 745174 879844 1005536 1089956 1203052 1245664 1490348 1759688 2105341 2179912 2406104 2608109 2980696 3519376 4210682 4359824 4812208 5216218 5961392 7038752 8421364 8719648 9624416 10432436 11922784 14737387 16842728 18256763 20864872 24963329 29474774 33685456 36513526 41729744 49926658 58949548 67370912 73027052 83459488 99853316 117899096 146054104 174743303 199706632 235798192 292108208 349486606 399413264 471596384 584216416 698973212 798826528 1223203121 1397946424 2446406242 2795892848 4892812484 5591785696 9785624968 19571249936 39142499872
• Sum of all divisors σ(n): 92097946080
• Sum of proper divisors (its aliquot sum) s(n): 52955446208
• 39142499872 is an abundant number, because the sum of its proper divisors (52955446208) is greater than itself. Its abundance is 13812946336

Bases of 39142499872

• Binary: 100100011101000100110010011000100000₂
• Hexadecimal: 0x91D132620
• Base-36: HZCFM74

Squares and roots of 39142499872

• 39142499872 squared (39142499872²) is 1532135296229520016384
• 39142499872 cubed (39142499872³) is 59971605636550669323932157902848
• The square root of 39142499872 is 197844.6356917467
• The cube root of 39142499872 is 3395.3367406091

Scales and comparisons

• 39,142,499,872 seconds is equal to 1,244 years, 31 weeks, 5 days, 4 hours, 37 minutes, 52 seconds.
• To count from 1 to 39,142,499,872 would take you about two thousand, four hundred eighty-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 39142499872 cubic inches would be around 282.9 feet tall.

Recreational maths with 39142499872

• 39142499872 backwards is 27899424193
• The number of decimal digits it has is: 11
• The sum of 39142499872's digits is 58
• More coming soon!