2161364224

Names of 2161364224

• Cardinal: 2161364224 can be written as Two billion, one hundred sixty-one million, three hundred sixty-four thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 2.161364224 × 10⁹

Factors of 2161364224

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2737

Divisors of 2161364224

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 128 136 197 256 272 394 544 788 1088 1576 2176 2521 3152 3349 4352 5042 6304 6698 10084 12608 13396 20168 25216 26792 40336 42857 50432 53584 80672 85714 107168 161344 171428 214336 322688 342856 428672 496637 645376 685712 857344 993274 1371424 1986548 2742848 3973096 5485696 7946192 8442829 10971392 15892384 16885658 31784768 33771316 63569536 67542632 127139072 135085264 270170528 540341056 1080682112 2161364224
• Sum of all divisors σ(n): 4593076488
• Sum of proper divisors (its aliquot sum) s(n): 2431712264
• 2161364224 is an abundant number, because the sum of its proper divisors (2431712264) is greater than itself. Its abundance is 270348040

Bases of 2161364224

• Binary: 10000000110100111100110100000000₂
• Hexadecimal: 0x80D3CD00
• Base-36: ZQTJB4

Squares and roots of 2161364224

• 2161364224 squared (2161364224²) is 4671495308787122176
• 2161364224 cubed (2161364224³) is 10096802832996318703123431424
• The square root of 2161364224 is 46490.4745512453
• The cube root of 2161364224 is 1292.9328985521

Scales and comparisons

• 2,161,364,224 seconds is equal to 68 years, 37 weeks, 4 days, 18 hours, 57 minutes, 4 seconds.
• To count from 1 to 2,161,364,224 would take you about one hundred thirty-seven 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 2161364224 cubic inches would be around 107.7 feet tall.

Recreational maths with 2161364224

• 2161364224 backwards is 4224631612
• The number of decimal digits it has is: 10
• The sum of 2161364224's digits is 31
• More coming soon!