30129772135840

Names of 30129772135840

• Cardinal: 30129772135840 can be written as Thirty trillion, one hundred twenty-nine billion, seven hundred seventy-two million, one hundred thirty-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 3.012977213584 × 10¹³

Factors of 30129772135840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1114266741

Divisors of 30129772135840

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 169 208 260 338 416 520 676 845 1040 1352 1690 2080 2704 3380 5408 6760 13520 27040 1114266721 2228533442 4457066884 5571333605 8914133768 11142667210 14485467373 17828267536 22285334420 28970934746 35656535072 44570668840 57941869492 72427336865 89141337680 115883738984 144854673730 178282675360 188311075849 231767477968 289709347460 376622151698 463534955936 579418694920 753244303396 941555379245 1158837389840 1506488606792 1883110758490 2317674779680 3012977213584 3766221516980 6025954427168 7532443033960 15064886067920 30129772135840
• Sum of all divisors σ(n): 77078286227628
• Sum of proper divisors (its aliquot sum) s(n): 46948514091788
• 30129772135840 is an abundant number, because the sum of its proper divisors (46948514091788) is greater than itself. Its abundance is 16818741955948

Bases of 30129772135840

• Binary: 110110110011100100010010111011000010110100000₂
• Hexadecimal: 0x1B67225D85A0
• Base-36: AOHFCEH0G

Squares and roots of 30129772135840

• 30129772135840 squared (30129772135840²) is 907803168957640475412505600
• 30129772135840 cubed (30129772135840³) is 27351902624887167653356281856757960704000
• The square root of 30129772135840 is 5489059.3124724021
• The cube root of 30129772135840 is 31117.0641891509

Scales and comparisons

• 30,129,772,135,840 seconds is equal to 958,033 years, 28 weeks, 6 days, 12 hours, 50 minutes, 40 seconds.
• To count from 1 to 30,129,772,135,840 would take you about two million, three hundred ninety-five thousand and eighty-three 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 30129772135840 cubic inches would be around 2593.1 feet tall.

Recreational maths with 30129772135840

• 30129772135840 backwards is 04853127792103
• 30129772135840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 30129772135840's digits is 52
• More coming soon!