20828431212

Names of 20828431212

• Cardinal: 20828431212 can be written as Twenty billion, eight hundred twenty-eight million, four hundred thirty-one thousand, two hundred twelve.

Scientific notation

• Scientific notation: 2.0828431212 × 10¹⁰

Factors of 20828431212

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 21349

Divisors of 20828431212

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 17 34 51 61 68 79 102 122 158 183 204 237 244 316 366 474 732 948 1037 1343 2074 2686 3111 4029 4148 4819 5372 6222 8058 9638 12444 14457 16116 19276 21187 28914 42374 57828 63561 81923 84748 127122 163846 245769 254244 327692 360179 491538 720358 983076 1080537 1292407 1440716 1673773 2161074 2584814 3347546 3877221 4322148 5021319 5169628 6695092 7754442 10042638 15508884 20085276 21970919 28454141 43941838 56908282 65912757 85362423 87883676 102100153 113816564 131825514 170724846 204200306 263651028 306300459 341449692 408400612 612600918 1225201836 1735702601 3471405202 5207107803 6942810404 10414215606 20828431212
• Sum of all divisors σ(n): 52966609920
• Sum of proper divisors (its aliquot sum) s(n): 32138178708
• 20828431212 is an abundant number, because the sum of its proper divisors (32138178708) is greater than itself. Its abundance is 11309747496

Bases of 20828431212

• Binary: 10011011001011110001010001101101100₂
• Hexadecimal: 0x4D978A36C
• Base-36: 9KGPKDO

Squares and roots of 20828431212

• 20828431212 squared (20828431212²) is 433823546753015788944
• 20828431212 cubed (20828431212³) is 9035863901691055313570014120128
• The square root of 20828431212 is 144320.5848519191
• The cube root of 20828431212 is 2751.3902045089

Scales and comparisons

• 20,828,431,212 seconds is equal to 662 years, 14 weeks, 3 days, 19 hours, 20 minutes, 12 seconds.
• To count from 1 to 20,828,431,212 would take you about one thousand, three hundred twenty-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 20828431212 cubic inches would be around 229.3 feet tall.

Recreational maths with 20828431212

• 20828431212 backwards is 21213482802
• The number of decimal digits it has is: 11
• The sum of 20828431212's digits is 33
• More coming soon!