12445488220

Names of 12445488220

• Cardinal: 12445488220 can be written as Twelve billion, four hundred forty-five million, four hundred eighty-eight thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.244548822 × 10¹⁰

Factors of 12445488220

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1893

Divisors of 12445488220

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 55 73 110 146 220 292 365 709 730 803 1093 1418 1460 1606 2186 2836 3212 3545 4015 4372 5465 7090 7799 8030 10930 12023 14180 15598 16060 21860 24046 31196 38995 48092 51757 60115 77990 79789 103514 120230 155980 159578 207028 240460 258785 319156 398945 517570 569327 774937 797890 877679 1035140 1138654 1549874 1595780 1755358 2277308 2846635 3099748 3510716 3874685 4388395 5693270 7749370 8524307 8776790 11386540 15498740 17048614 17553580 34097228 42621535 56570401 85243070 113140802 170486140 226281604 282852005 565704010 622274411 1131408020 1244548822 2489097644 3111372055 6222744110 12445488220
• Sum of all divisors σ(n): 28969295040
• Sum of proper divisors (its aliquot sum) s(n): 16523806820
• 12445488220 is an abundant number, because the sum of its proper divisors (16523806820) is greater than itself. Its abundance is 4078318600

Bases of 12445488220

• Binary: 1011100101110011110001010001011100₂
• Hexadecimal: 0x2E5CF145C
• Base-36: 5PTQ064

Squares and roots of 12445488220

• 12445488220 squared (12445488220²) is 154890177034158768400
• 12445488220 cubed (12445488220³) is 1927683873672337489731908248000
• The square root of 12445488220 is 111559.3484204707
• The cube root of 12445488220 is 2317.4158839161

Scales and comparisons

• 12,445,488,220 seconds is equal to 395 years, 37 weeks, 6 days, 3 minutes, 40 seconds.
• To count from 1 to 12,445,488,220 would take you about seven hundred ninety-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 12445488220 cubic inches would be around 193.1 feet tall.

Recreational maths with 12445488220

• 12445488220 backwards is 02288454421
• The number of decimal digits it has is: 11
• The sum of 12445488220's digits is 40
• More coming soon!