29905018740

Names of 29905018740

• Cardinal: 29905018740 can be written as Twenty-nine billion, nine hundred five million, eighteen thousand, seven hundred forty.

Scientific notation

• Scientific notation: 2.990501874 × 10¹⁰

Factors of 29905018740

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 960524

Divisors of 29905018740

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 173 180 346 519 692 865 1038 1557 1730 2076 2595 3114 3460 5190 6228 7785 10380 15570 31140 960341 1920682 2881023 3841364 4801705 5762046 8643069 9603410 11524092 14405115 17286138 19206820 28810230 34572276 43215345 57620460 86430690 166138993 172861380 332277986 498416979 664555972 830694965 996833958 1495250937 1661389930 1993667916 2492084895 2990501874 3322779860 4984169790 5981003748 7476254685 9968339580 14952509370 29905018740
• Sum of all divisors σ(n): 91236331368
• Sum of proper divisors (its aliquot sum) s(n): 61331312628
• 29905018740 is an abundant number, because the sum of its proper divisors (61331312628) is greater than itself. Its abundance is 31426293888

Bases of 29905018740

• Binary: 11011110110011110100101111101110100₂
• Hexadecimal: 0x6F67A5F74
• Base-36: DQKOC50

Squares and roots of 29905018740

• 29905018740 squared (29905018740²) is 894310145839751187600
• 29905018740 cubed (29905018740³) is 26744361670709892302115255624000
• The square root of 29905018740 is 172930.6761103997
• The cube root of 29905018740 is 3103.9498296097

Scales and comparisons

• 29,905,018,740 seconds is equal to 950 years, 46 weeks, 21 hours, 39 minutes.
• To count from 1 to 29,905,018,740 would take you about one thousand, nine hundred one 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 29905018740 cubic inches would be around 258.7 feet tall.

Recreational maths with 29905018740

• 29905018740 backwards is 04781050992
• 29905018740 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 29905018740's digits is 45
• More coming soon!