21241041380

Names of 21241041380

• Cardinal: 21241041380 can be written as Twenty-one billion, two hundred forty-one million, forty-one thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.124104138 × 10¹⁰

Factors of 21241041380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5215

Divisors of 21241041380

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 13 20 26 41 52 65 82 130 164 205 260 410 421 533 820 842 1066 1684 2105 2132 2665 4210 4733 5330 5473 8420 9466 10660 10946 17261 18932 21892 23665 27365 34522 47330 54730 61529 69044 86305 94660 109460 123058 172610 194053 224393 246116 307645 345220 388106 448786 615290 776212 897572 970265 1121965 1230580 1940530 1992593 2243930 2522689 3881060 3985186 4487860 5045378 7970372 9962965 10090756 12613445 19925930 25226890 25903709 39851860 50453780 51807418 81696313 103614836 129518545 163392626 259037090 326785252 408481565 518074180 816963130 1062052069 1633926260 2124104138 4248208276 5310260345 10620520690 21241041380
• Sum of all divisors σ(n): 49336384608
• Sum of proper divisors (its aliquot sum) s(n): 28095343228
• 21241041380 is an abundant number, because the sum of its proper divisors (28095343228) is greater than itself. Its abundance is 6854301848

Bases of 21241041380

• Binary: 10011110010000100001001000111100100₂
• Hexadecimal: 0x4F21091E4
• Base-36: 9RAD8F8

Squares and roots of 21241041380

• 21241041380 squared (21241041380²) is 451181838906872304400
• 21241041380 cubed (21241041380³) is 9583572110125368584136356072000
• The square root of 21241041380 is 145743.0663187789
• The cube root of 21241041380 is 2769.4398368563

Scales and comparisons

• 21,241,041,380 seconds is equal to 675 years, 20 weeks, 5 days, 9 hours, 16 minutes, 20 seconds.
• To count from 1 to 21,241,041,380 would take you about one thousand, three hundred fifty 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 21241041380 cubic inches would be around 230.8 feet tall.

Recreational maths with 21241041380

• 21241041380 backwards is 08314014212
• 21241041380 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21241041380's digits is 26
• More coming soon!