68442078144

Names of 68442078144

• Cardinal: 68442078144 can be written as Sixty-eight billion, four hundred forty-two million, seventy-eight thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 6.8442078144 × 10¹⁰

Factors of 68442078144

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1226

Divisors of 68442078144

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 23 24 32 33 44 46 48 64 66 69 88 92 96 132 138 176 184 192 253 264 276 352 368 506 528 552 704 736 759 1012 1056 1104 1187 1472 1518 2024 2112 2208 2374 3036 3561 4048 4416 4748 6072 7122 8096 9496 12144 13057 14244 16192 18992 24288 26114 27301 28488 37984 39171 48576 52228 54602 56976 75968 78342 81903 104456 109204 113952 156684 163806 208912 218408 227904 300311 313368 327612 417824 436816 600622 626736 655224 835648 873632 900933 1201244 1253472 1310448 1408969 1747264 1801866 2402488 2506944 2620896 2817938 3603732 4226907 4804976 5241792 5635876 7207464 8453814 9609952 11271752 14414928 15498659 16907628 19219904 22543504 28829856 30997318 32406287 33815256 45087008 46495977 57659712 61994636 64812574 67630512 90174016 92991954 97218861 123989272 129625148 135261024 185983908 194437722 247978544 259250296 270522048 356469157 371967816 388875444 495957088 518500592 712938314 743935632 777750888 991914176 1037001184 1069407471 1425876628 1487871264 1555501776 2074002368 2138814942 2851753256 2975742528 3111003552 4277629884 5703506512 6222007104 8555259768 11407013024 17110519536 22814026048 34221039072 68442078144
• Sum of all divisors σ(n): 206311609728
• Sum of proper divisors (its aliquot sum) s(n): 137869531584
• 68442078144 is an abundant number, because the sum of its proper divisors (137869531584) is greater than itself. Its abundance is 69427453440

Bases of 68442078144

• Binary: 111111101111011101110011101111000000₂
• Hexadecimal: 0xFEF773BC0
• Base-36: VFWN9HC

Squares and roots of 68442078144

• 68442078144 squared (68442078144²) is 4684318060669402484736
• 68442078144 cubed (68442078144³) is 320604462759685777810089079209984
• The square root of 68442078144 is 261614.3691466507
• The cube root of 68442078144 is 4090.4811525375

Scales and comparisons

• 68,442,078,144 seconds is equal to 2,176 years, 12 weeks, 5 days, 16 hours, 22 minutes, 24 seconds.
• To count from 1 to 68,442,078,144 would take you about four thousand, three hundred fifty-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 68442078144 cubic inches would be around 340.9 feet tall.

Recreational maths with 68442078144

• 68442078144 backwards is 44187024486
• 68442078144 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68442078144's digits is 48
• More coming soon!