13211994240

Names of 13211994240

• Cardinal: 13211994240 can be written as Thirteen billion, two hundred eleven million, nine hundred ninety-four thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.321199424 × 10¹⁰

Factors of 13211994240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 5980

Divisors of 13211994240

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 43 45 48 54 60 64 72 80 81 86 90 96 108 120 128 129 135 144 160 162 172 180 192 215 216 240 258 270 288 320 324 344 360 384 387 405 430 432 480 516 540 576 640 645 648 688 720 774 810 860 864 960 1032 1080 1152 1161 1290 1296 1376 1440 1548 1620 1720 1728 1920 1935 2064 2160 2322 2580 2592 2752 2880 3096 3240 3440 3456 3483 3870 4128 4320 4644 5160 5184 5504 5760 5805 5927 6192 6480 6880 6966 7740 8256 8640 9288 10320 10368 11610 11854 12384 12960 13760 13932 15480 16512 17280 17415 17781 18576 20640 23220 23708 24768 25920 27520 27864 29635 30960 34830 35562 37152 41280 46440 47416 49536 51840 53343 55728 59270 61920 69660 71124 74304 82560 88905 92880 94832 106686 111456 118540 123840 139320 142248 148608 160029 177810 185760 189664 213372 222912 237080 247680 254861 266715 278640 284496 320058 355620 371520 379328 426744 445824 474160 480087 509722 533430 557280 568992 640116 711240 743040 758656 764583 800145 853488 948320 960174 1019444 1066860 1114560 1137984 1274305 1280232 1422480 1529166 1600290 1706976 1896640 1920348 2038888 2133720 2229120 2275968 2293749 2400435 2548610 2560464 2844960 3058332 3200580 3413952 3793280 3822915 3840696 4077776 4267440 4587498 4800870 5097220 5120928 5689920 6116664 6401160 6827904 6881247 7645830 7681392 8155552 8534880 9174996 9601740 10194440 10241856 11379840 11468745 12233328 12802320 13762494 15291660 15362784 16311104 17069760 18349992 19203480 20388880 20483712 20643741 22937490 24466656 25604640 27524988 30583320 30725568 32622208 34139520 34406235 36699984 38406960 40777760 41287482 45874980 48933312 51209280 55049976 61166640 61451136 68812470 73399968 76813920 81555520 82574964 91749960 97866624 102418560 103218705 110099952 122333280 137624940 146799936 153627840 163111040 165149928 183499920 206437410 220199904 244666560 275249880 293599872 307255680 330299856 366999840 412874820 440399808 489333120 550499760 660599712 733999680 825749640 880799616 1100999520 1321199424 1467999360 1651499280 2201999040 2642398848 3302998560 4403998080 6605997120 13211994240
• Sum of all divisors σ(n): 48287828160
• Sum of proper divisors (its aliquot sum) s(n): 35075833920
• 13211994240 is an abundant number, because the sum of its proper divisors (35075833920) is greater than itself. Its abundance is 21863839680

Bases of 13211994240

• Binary: 1100010011011111110000100010000000₂
• Hexadecimal: 0x3137F0880
• Base-36: 62I2W00

Squares and roots of 13211994240

• 13211994240 squared (13211994240²) is 174556791797793177600
• 13211994240 cubed (13211994240³) is 2306243327785322707162497024000
• The square root of 13211994240 is 114943.4393082095
• The cube root of 13211994240 is 2364.0471015377

Scales and comparisons

• 13,211,994,240 seconds is equal to 420 years, 5 weeks, 1 day, 14 hours, 24 minutes.
• To count from 1 to 13,211,994,240 would take you about eight hundred forty 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 13211994240 cubic inches would be around 197 feet tall.

Recreational maths with 13211994240

• 13211994240 backwards is 04249911231
• 13211994240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13211994240's digits is 36
• More coming soon!