1225396800

Names of 1225396800

• Cardinal: 1225396800 can be written as One billion, two hundred twenty-five million, three hundred ninety-six thousand, eight hundred.

Scientific notation

• Scientific notation: 1.2253968 × 10⁹

Factors of 1225396800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2032

Divisors of 1225396800

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 43 45 48 50 60 64 72 75 80 86 90 96 100 120 129 144 150 160 172 180 192 200 215 225 240 258 288 300 320 344 360 387 400 430 450 480 516 576 600 645 688 720 774 800 860 900 960 1032 1075 1200 1290 1376 1440 1548 1600 1720 1800 1935 1979 2064 2150 2400 2580 2752 2880 3096 3225 3440 3600 3870 3958 4128 4300 4800 5160 5937 6192 6450 6880 7200 7740 7916 8256 8600 9675 9895 10320 11874 12384 12900 13760 14400 15480 15832 17200 17811 19350 19790 20640 23748 24768 25800 29685 30960 31664 34400 35622 38700 39580 41280 47496 49475 51600 59370 61920 63328 68800 71244 77400 79160 85097 89055 94992 98950 103200 118740 123840 126656 142488 148425 154800 158320 170194 178110 189984 197900 206400 237480 255291 284976 296850 309600 316640 340388 356220 379968 395800 425485 445275 474960 510582 569952 593700 619200 633280 680776 712440 765873 791600 850970 890550 949920 1021164 1139904 1187400 1276455 1361552 1424880 1531746 1583200 1701940 1781100 1899840 2042328 2127425 2374800 2552910 2723104 2849760 3063492 3166400 3403880 3562200 3829365 4084656 4254850 4749600 5105820 5446208 5699520 6126984 6382275 6807760 7124400 7658730 8169312 8509700 9499200 10211640 12253968 12764550 13615520 14248800 15317460 16338624 17019400 19146825 20423280 24507936 25529100 27231040 28497600 30634920 34038800 38293650 40846560 49015872 51058200 61269840 68077600 76587300 81693120 102116400 122539680 136155200 153174600 204232800 245079360 306349200 408465600 612698400 1225396800
• Sum of all divisors σ(n): 4458888720
• Sum of proper divisors (its aliquot sum) s(n): 3233491920
• 1225396800 is an abundant number, because the sum of its proper divisors (3233491920) is greater than itself. Its abundance is 2008095120

Bases of 1225396800

• Binary: 1001001000010100001001001000000₂
• Hexadecimal: 0x490A1240
• Base-36: K9KI80

Squares and roots of 1225396800

• 1225396800 squared (1225396800²) is 1501597317450240000
• 1225396800 cubed (1225396800³) is 1840052547692108255232000000
• The square root of 1225396800 is 35005.6681124641
• The cube root of 1225396800 is 1070.1029976259

Scales and comparisons

• 1,225,396,800 seconds is equal to 38 years, 50 weeks, 20 hours.
• To count from 1 to 1,225,396,800 would take you about seventy-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 1225396800 cubic inches would be around 89.2 feet tall.

Recreational maths with 1225396800

• 1225396800 backwards is 0086935221
• 1225396800 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1225396800's digits is 36
• More coming soon!