1138489000

Names of 1138489000

• Cardinal: 1138489000 can be written as One billion, one hundred thirty-eight million, four hundred eighty-nine thousand.

Scientific notation

• Scientific notation: 1.138489 × 10⁹

Factors of 1138489000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 115

Divisors of 1138489000

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 97 100 110 121 125 194 200 220 242 250 275 388 440 484 485 500 550 605 776 968 970 1000 1067 1100 1210 1375 1940 2134 2200 2420 2425 2750 3025 3880 4268 4840 4850 5335 5500 6050 8536 9409 9700 10670 11000 11737 12100 12125 15125 18818 19400 21340 23474 24200 24250 26675 30250 37636 42680 46948 47045 48500 53350 58685 60500 75272 93896 94090 97000 103499 106700 117370 121000 133375 188180 206998 213400 234740 235225 266750 293425 376360 413996 469480 470450 517495 533500 586850 827992 940900 1034990 1067000 1138489 1173700 1176125 1467125 1881800 2069980 2276978 2347400 2352250 2587475 2934250 4139960 4553956 4704500 5174950 5692445 5868500 9107912 9409000 10349900 11384890 11737000 12937375 20699800 22769780 25874750 28462225 45539560 51749500 56924450 103499000 113848900 142311125 227697800 284622250 569244500 1138489000
• Sum of all divisors σ(n): 2958768540
• Sum of proper divisors (its aliquot sum) s(n): 1820279540
• 1138489000 is an abundant number, because the sum of its proper divisors (1820279540) is greater than itself. Its abundance is 681790540

Bases of 1138489000

• Binary: 1000011110110111111011010101000₂
• Hexadecimal: 0x43DBF6A8
• Base-36: ITTRQG

Squares and roots of 1138489000

• 1138489000 squared (1138489000²) is 1296157203121000000
• 1138489000 cubed (1138489000³) is 1475660718024024169000000000
• The square root of 1138489000 is 33741.5026339967
• The cube root of 1138489000 is 1044.1821856323

Scales and comparisons

• 1,138,489,000 seconds is equal to 36 years, 10 weeks, 2 days, 22 hours, 56 minutes, 40 seconds.
• To count from 1 to 1,138,489,000 would take you about seventy-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 1138489000 cubic inches would be around 87 feet tall.

Recreational maths with 1138489000

• 1138489000 backwards is 0009848311
• The number of decimal digits it has is: 10
• The sum of 1138489000's digits is 34
• More coming soon!