13012378400

Names of 13012378400

• Cardinal: 13012378400 can be written as Thirteen billion, twelve million, three hundred seventy-eight thousand, four hundred.

Scientific notation

• Scientific notation: 1.30123784 × 10¹⁰

Factors of 13012378400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3094

Divisors of 13012378400

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 140 160 175 200 224 280 350 400 560 700 800 1120 1321 1400 1759 2642 2800 3518 5284 5600 6605 7036 8795 9247 10568 12313 13210 14072 17590 18494 21136 24626 26420 28144 33025 35180 36988 42272 43975 46235 49252 52840 56288 61565 66050 70360 73976 87950 92470 98504 105680 123130 132100 140720 147952 175900 184940 197008 211360 231175 246260 264200 281440 295904 307825 351800 369880 394016 462350 492520 528400 615650 703600 739760 924700 985040 1056800 1231300 1407200 1479520 1849400 1970080 2323639 2462600 3698800 4647278 4925200 7397600 9294556 9850400 11618195 16265473 18589112 23236390 32530946 37178224 46472780 58090975 65061892 74356448 81327365 92945560 116181950 130123784 162654730 185891120 232363900 260247568 325309460 371782240 406636825 464727800 520495136 650618920 813273650 929455600 1301237840 1626547300 1858911200 2602475680 3253094600 6506189200 13012378400
• Sum of all divisors σ(n): 36352673280
• Sum of proper divisors (its aliquot sum) s(n): 23340294880
• 13012378400 is an abundant number, because the sum of its proper divisors (23340294880) is greater than itself. Its abundance is 10327916480

Bases of 13012378400

• Binary: 1100000111100110010010001100100000₂
• Hexadecimal: 0x307992320
• Base-36: 5Z78FFK

Squares and roots of 13012378400

• 13012378400 squared (13012378400²) is 169321991624786560000
• 13012378400 cubed (13012378400³) is 2203281826463353537954304000000
• The square root of 13012378400 is 114071.8124691633
• The cube root of 13012378400 is 2352.0807525455

Scales and comparisons

• 13,012,378,400 seconds is equal to 413 years, 39 weeks, 1 day, 5 hours, 33 minutes, 20 seconds.
• To count from 1 to 13,012,378,400 would take you about eight hundred twenty-seven 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 13012378400 cubic inches would be around 196 feet tall.

Recreational maths with 13012378400

• 13012378400 backwards is 00487321031
• The number of decimal digits it has is: 11
• The sum of 13012378400's digits is 29
• More coming soon!