1225210140

Names of 1225210140

• Cardinal: 1225210140 can be written as One billion, two hundred twenty-five million, two hundred ten thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.22521014 × 10⁹

Factors of 1225210140

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 948

Divisors of 1225210140

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 28 30 33 35 36 42 44 45 55 60 63 66 70 77 84 90 99 105 109 110 126 132 140 154 165 180 198 210 218 220 231 252 308 315 327 330 385 396 420 436 462 495 545 630 654 660 693 763 770 811 924 981 990 1090 1155 1199 1260 1308 1386 1526 1540 1622 1635 1962 1980 2180 2289 2310 2398 2433 2772 3052 3244 3270 3465 3597 3815 3924 4055 4578 4620 4796 4866 4905 5677 5995 6540 6867 6930 7194 7299 7630 8110 8393 8921 9156 9732 9810 10791 11354 11445 11990 12165 13734 13860 14388 14598 15260 16220 16786 17031 17842 17985 19620 21582 22708 22890 23980 24330 25179 26763 27468 28385 29196 33572 34062 34335 35684 35970 36495 41965 43164 44605 45780 48660 50358 51093 53526 53955 56770 62447 68124 68670 71940 72990 75537 80289 83930 85155 88399 89210 100716 102186 107052 107910 113540 124894 125895 133815 137340 145980 151074 160578 167860 170310 176798 178420 187341 204372 215820 249788 251790 255465 265197 267630 302148 312235 321156 340620 353596 374682 377685 401445 441995 503580 510930 530394 535260 562023 618793 624470 749364 755370 795591 802890 883990 936705 972389 1021860 1060788 1124046 1237586 1248940 1325985 1510740 1591182 1605780 1767980 1856379 1873410 1944778 2248092 2475172 2651970 2810115 2917167 3093965 3182364 3712758 3746820 3889556 3977955 4861945 5303940 5569137 5620230 5834334 6187930 6806723 7425516 7955910 8751501 9281895 9723890 11138274 11240460 11668668 12375860 13613446 14585835 15911820 17503002 18563790 19447780 20420169 22276548 27226892 27845685 29171670 34033615 35006004 37127580 40840338 43757505 55691370 58343340 61260507 68067230 81680676 87515010 102100845 111382740 122521014 136134460 175030020 204201690 245042028 306302535 408403380 612605070 1225210140
• Sum of all divisors σ(n): 4681797120
• Sum of proper divisors (its aliquot sum) s(n): 3456586980
• 1225210140 is an abundant number, because the sum of its proper divisors (3456586980) is greater than itself. Its abundance is 2231376840

Bases of 1225210140

• Binary: 1001001000001110011100100011100₂
• Hexadecimal: 0x4907391C
• Base-36: K9GI70

Squares and roots of 1225210140

• 1225210140 squared (1225210140²) is 1501139887158819600
• 1225210140 cubed (1225210140³) is 1839211811305441564350744000
• The square root of 1225210140 is 35003.0018712681
• The cube root of 1225210140 is 1070.0486599701

Scales and comparisons

• 1,225,210,140 seconds is equal to 38 years, 49 weeks, 5 days, 16 hours, 9 minutes.
• To count from 1 to 1,225,210,140 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 1225210140 cubic inches would be around 89.2 feet tall.

Recreational maths with 1225210140

• 1225210140 backwards is 0410125221
• 1225210140 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1225210140's digits is 18
• More coming soon!