12642808500

Names of 12642808500

• Cardinal: 12642808500 can be written as Twelve billion, six hundred forty-two million, eight hundred eight thousand, five hundred.

Scientific notation

• Scientific notation: 1.26428085 × 10¹⁰

Factors of 12642808500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8208

Divisors of 12642808500

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 28 30 35 36 42 45 49 50 60 63 70 75 84 90 98 100 105 125 126 140 147 150 175 180 196 210 225 245 250 252 294 300 315 343 350 375 420 441 450 490 500 525 588 630 686 700 735 750 875 882 900 980 1029 1050 1125 1225 1260 1372 1470 1500 1575 1715 1750 1764 2058 2100 2205 2250 2450 2625 2940 3087 3150 3430 3500 3675 4116 4410 4500 4900 5145 5250 6125 6174 6300 6860 7350 7875 8191 8575 8820 10290 10500 11025 12250 12348 14700 15435 15750 16382 17150 18375 20580 22050 24500 24573 25725 30870 31500 32764 34300 36750 40955 42875 44100 49146 51450 55125 57337 61740 73500 73719 77175 81910 85750 98292 102900 110250 114674 122865 128625 147438 154350 163820 171500 172011 204775 220500 229348 245730 257250 286685 294876 308700 344022 368595 385875 401359 409550 491460 514500 516033 573370 614325 688044 737190 771750 802718 819100 860055 1023875 1032066 1146740 1204077 1228650 1433425 1474380 1543500 1605436 1720110 1842975 2006795 2047750 2064132 2408154 2457300 2580165 2809513 2866850 3071625 3440220 3612231 3685950 4013590 4095500 4300275 4816308 5160330 5619026 5733700 6020385 6143250 7167125 7224462 7371900 8027180 8428539 8600550 9214875 10033975 10320660 11238052 12040770 12286500 12900825 14047565 14334250 14448924 16857078 17201100 18061155 18429750 20067950 21501375 24081540 25285617 25801650 28095130 28668500 30101925 33714156 36122310 36859500 40135900 42142695 43002750 50169875 50571234 51603300 56190260 60203850 64504125 70237825 72244620 84285390 86005500 90305775 100339750 101142468 120407700 126428085 129008250 140475650 150509625 168570780 180611550 200679500 210713475 252856170 258016500 280951300 301019250 351189125 361223100 421426950 451528875 505712340 602038500 632140425 702378250 842853900 903057750 1053567375 1264280850 1404756500 1806115500 2107134750 2528561700 3160702125 4214269500 6321404250 12642808500
• Sum of all divisors σ(n): 46517452800
• Sum of proper divisors (its aliquot sum) s(n): 33874644300
• 12642808500 is an abundant number, because the sum of its proper divisors (33874644300) is greater than itself. Its abundance is 21231835800

Bases of 12642808500

• Binary: 1011110001100100011111001010110100₂
• Hexadecimal: 0x2F191F2B4
• Base-36: 5T379H0

Squares and roots of 12642808500

• 12642808500 squared (12642808500²) is 159840606767672250000
• 12642808500 cubed (12642808500³) is 2020834181887484247514125000000
• The square root of 12642808500 is 112440.2441299377
• The cube root of 12642808500 is 2329.5990824739

Scales and comparisons

• 12,642,808,500 seconds is equal to 402 years, 19 hours, 15 minutes.
• To count from 1 to 12,642,808,500 would take you about eight hundred four 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 12642808500 cubic inches would be around 194.1 feet tall.

Recreational maths with 12642808500

• 12642808500 backwards is 00580824621
• 12642808500 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12642808500's digits is 36
• More coming soon!