12139427520

Names of 12139427520

• Cardinal: 12139427520 can be written as Twelve billion, one hundred thirty-nine million, four hundred twenty-seven thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.213942752 × 10¹⁰

Factors of 12139427520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2955

Divisors of 12139427520

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 64 66 72 80 88 90 96 99 110 120 132 137 144 160 165 176 180 192 198 220 240 264 274 288 320 330 352 360 396 411 440 480 495 528 548 576 660 685 704 720 792 822 880 960 990 1056 1096 1233 1320 1370 1440 1507 1584 1644 1760 1980 2055 2112 2192 2466 2640 2740 2797 2880 3014 3168 3288 3520 3960 4110 4384 4521 4932 5280 5480 5594 6028 6165 6336 6576 7535 7920 8220 8391 8768 9042 9864 10560 10960 11188 12056 12330 13152 13563 13985 15070 15840 16440 16782 18084 19728 21920 22376 22605 24112 24660 25173 26304 27126 27970 30140 30767 31680 32880 33564 36168 39456 41955 43840 44752 45210 48224 49320 50346 54252 55940 60280 61534 65760 67128 67815 72336 78912 83910 89504 90420 92301 96448 98640 100692 108504 111880 120560 123068 125865 131520 134256 135630 144672 153835 167820 179008 180840 184602 197280 201384 217008 223760 241120 246136 251730 268512 271260 276903 289344 307670 335640 361680 369204 383189 394560 402768 434016 447520 461505 482240 492272 503460 537024 542520 553806 615340 671280 723360 738408 766378 805536 868032 895040 923010 984544 1006920 1085040 1107612 1149567 1230680 1342560 1384515 1446720 1476816 1532756 1611072 1846020 1915945 1969088 2013840 2170080 2215224 2299134 2461360 2685120 2769030 2953632 3065512 3448701 3692040 3831890 4027680 4215079 4340160 4430448 4598268 4922720 5538060 5747835 5907264 6131024 6897402 7384080 7663780 8055360 8430158 8860896 9196536 9845440 11076120 11495670 12262048 12645237 13794804 14768160 15327560 16860316 17243505 17721792 18393072 21075395 22152240 22991340 24524096 25290474 27589608 29536320 30655120 33720632 34487010 36786144 37935711 42150790 44304480 45982680 50580948 55179216 61310240 63226185 67441264 68974020 73572288 75871422 84301580 88608960 91965360 101161896 110358432 122620480 126452370 134882528 137948040 151742844 168603160 183930720 189678555 202323792 220716864 252904740 269765056 275896080 303485688 337206320 367861440 379357110 404647584 505809480 551792160 606971376 674412640 758714220 809295168 1011618960 1103584320 1213942752 1348825280 1517428440 2023237920 2427885504 3034856880 4046475840 6069713760 12139427520
• Sum of all divisors σ(n): 45899332128
• Sum of proper divisors (its aliquot sum) s(n): 33759904608
• 12139427520 is an abundant number, because the sum of its proper divisors (33759904608) is greater than itself. Its abundance is 21620477088

Bases of 12139427520

• Binary: 1011010011100100001111011011000000₂
• Hexadecimal: 0x2D390F6C0
• Base-36: 5KRI280

Squares and roots of 12139427520

• 12139427520 squared (12139427520²) is 147365700513333350400
• 12139427520 cubed (12139427520³) is 1788935240315637000779563008000
• The square root of 12139427520 is 110179.0702447609
• The cube root of 12139427520 is 2298.2612895885

Scales and comparisons

• 12,139,427,520 seconds is equal to 385 years, 51 weeks, 5 days, 15 hours, 12 minutes.
• To count from 1 to 12,139,427,520 would take you about seven hundred seventy-one 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 12139427520 cubic inches would be around 191.5 feet tall.

Recreational maths with 12139427520

• 12139427520 backwards is 02572493121
• 12139427520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12139427520's digits is 36
• More coming soon!