2189452672

Names of 2189452672

• Cardinal: 2189452672 can be written as Two billion, one hundred eighty-nine million, four hundred fifty-two thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.189452672 × 10⁹

Factors of 2189452672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 85

Divisors of 2189452672

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 11 16 22 29 32 43 44 58 64 86 88 116 128 172 176 232 319 344 352 464 473 638 688 704 841 928 946 1247 1276 1376 1408 1682 1849 1856 1892 2494 2552 2752 3364 3698 3712 3784 4988 5104 5504 6728 7396 7568 9251 9976 10208 13456 13717 14792 15136 18502 19952 20339 20416 26912 27434 29584 30272 36163 37004 39904 40678 40832 53621 53824 54868 59168 60544 72326 74008 79808 81356 107242 107648 109736 118336 144652 148016 159616 162712 214484 219472 236672 289304 296032 325424 397793 428968 438944 578608 589831 592064 650848 795586 857936 877888 1157216 1179662 1184128 1301696 1555009 1591172 1715872 1755776 2314432 2359324 2603392 3110018 3182344 3431744 4628864 4718648 6220036 6364688 6863488 9437296 12440072 12729376 17105099 18874592 24880144 25458752 34210198 37749184 49760288 50917504 68420396 75498368 99520576 136840792 199041152 273681584 547363168 1094726336 2189452672
• Sum of all divisors σ(n): 5045337180
• Sum of proper divisors (its aliquot sum) s(n): 2855884508
• 2189452672 is an abundant number, because the sum of its proper divisors (2855884508) is greater than itself. Its abundance is 666431836

Bases of 2189452672

• Binary: 10000010100000000110010110000000₂
• Hexadecimal: 0x82806580
• Base-36: 107JKHS

Squares and roots of 2189452672

• 2189452672 squared (2189452672²) is 4793703002927939584
• 2189452672 cubed (2189452672³) is 10495585848535001145643368448
• The square root of 2189452672 is 46791.5876199985
• The cube root of 2189452672 is 1298.5096672687

Scales and comparisons

• 2,189,452,672 seconds is equal to 69 years, 32 weeks, 21 hours, 17 minutes, 52 seconds.
• To count from 1 to 2,189,452,672 would take you about one hundred thirty-nine 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 2189452672 cubic inches would be around 108.2 feet tall.

Recreational maths with 2189452672

• 2189452672 backwards is 2762549812
• The number of decimal digits it has is: 10
• The sum of 2189452672's digits is 46
• More coming soon!