13891479750

Names of 13891479750

• Cardinal: 13891479750 can be written as Thirteen billion, eight hundred ninety-one million, four hundred seventy-nine thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.389147975 × 10¹⁰

Factors of 13891479750

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 22170

Divisors of 13891479750

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 25 27 30 31 45 50 54 62 75 81 90 93 125 135 150 155 162 186 225 250 270 279 310 375 405 450 465 558 675 750 775 810 837 930 1125 1350 1395 1550 1674 2025 2250 2325 2511 2790 3375 3875 4050 4185 4650 5022 6750 6975 7750 8370 10125 11625 12555 13950 20250 20925 22129 23250 25110 34875 41850 44258 62775 66387 69750 104625 110645 125550 132774 199161 209250 221290 313875 331935 398322 553225 597483 627750 663870 685999 995805 1106450 1194966 1371998 1659675 1792449 1991610 2057997 2766125 2987415 3319350 3429995 3584898 4115994 4979025 5532250 5974830 6173991 6859990 8298375 8962245 9958050 10289985 12347982 14937075 16596750 17149975 17924490 18521973 20579970 24895125 29874150 30869955 34299950 37043946 44811225 49790250 51449925 55565919 61739910 74685375 85749875 89622450 92609865 102899850 111131838 149370750 154349775 171499750 185219730 224056125 257249625 277829595 308699550 448112250 463049325 514499250 555659190 771748875 926098650 1389147975 1543497750 2315246625 2778295950 4630493250 6945739875 13891479750
• Sum of all divisors σ(n): 40101684480
• Sum of proper divisors (its aliquot sum) s(n): 26210204730
• 13891479750 is an abundant number, because the sum of its proper divisors (26210204730) is greater than itself. Its abundance is 12318724980

Bases of 13891479750

• Binary: 1100111011111111110010100011000110₂
• Hexadecimal: 0x33BFF28C6
• Base-36: 6DQMMDI

Squares and roots of 13891479750

• 13891479750 squared (13891479750²) is 192973209644660062500
• 13891479750 cubed (13891479750³) is 2680683434071299953852484375000
• The square root of 13891479750 is 117862.1217779487
• The cube root of 13891479750 is 2403.8987412857

Scales and comparisons

• 13,891,479,750 seconds is equal to 441 years, 36 weeks, 5 days, 22 minutes, 30 seconds.
• To count from 1 to 13,891,479,750 would take you about eight hundred 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 13891479750 cubic inches would be around 200.3 feet tall.

Recreational maths with 13891479750

• 13891479750 backwards is 05797419831
• 13891479750 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13891479750's digits is 54
• More coming soon!