2100729384

Names of 2100729384

• Cardinal: 2100729384 can be written as Two billion, one hundred million, seven hundred twenty-nine thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 2.100729384 × 10⁹

Factors of 2100729384

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 24182

Divisors of 2100729384

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 31 36 39 52 54 62 72 78 93 104 108 117 124 156 186 216 234 248 279 312 351 372 403 468 558 702 744 806 837 936 1116 1209 1404 1612 1674 2232 2418 2808 3224 3348 3627 4836 6696 7254 9672 10881 14508 21762 24133 29016 43524 48266 72399 87048 96532 144798 193064 217197 289596 313729 434394 579192 627458 651591 748123 868788 941187 1254916 1303182 1496246 1737576 1882374 2244369 2509832 2606364 2823561 2992492 3764748 4488738 5212728 5647122 5984984 6733107 7529496 8470683 8977476 9725599 11294244 13466214 16941366 17954952 19451198 20199321 22588488 26932428 29176797 33882732 38902396 40398642 53864856 58353594 67765464 77804792 80797284 87530391 116707188 161594568 175060782 233414376 262591173 350121564 525182346 700243128 1050364692 2100729384
• Sum of all divisors σ(n): 6487219200
• Sum of proper divisors (its aliquot sum) s(n): 4386489816
• 2100729384 is an abundant number, because the sum of its proper divisors (4386489816) is greater than itself. Its abundance is 2285760432

Bases of 2100729384

• Binary: 1111101001101101001011000101000₂
• Hexadecimal: 0x7D369628
• Base-36: YQPX60

Squares and roots of 2100729384

• 2100729384 squared (2100729384²) is 4413063944801019456
• 2100729384 cubed (2100729384³) is 9270653102314455604374895104
• The square root of 2100729384 is 45833.7144905363
• The cube root of 2100729384 is 1280.7274071837

Scales and comparisons

• 2,100,729,384 seconds is equal to 66 years, 41 weeks, 2 days, 23 hours, 56 minutes, 24 seconds.
• To count from 1 to 2,100,729,384 would take you about one hundred thirty-three 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 2100729384 cubic inches would be around 106.7 feet tall.

Recreational maths with 2100729384

• 2100729384 backwards is 4839270012
• 2100729384 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2100729384's digits is 36
• More coming soon!