21314338740

Names of 21314338740

• Cardinal: 21314338740 can be written as Twenty-one billion, three hundred fourteen million, three hundred thirty-eight thousand, seven hundred forty.

Scientific notation

• Scientific notation: 2.131433874 × 10¹⁰

Factors of 21314338740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 19441

Divisors of 21314338740

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 23 30 36 45 46 60 69 90 92 115 138 180 207 230 269 276 345 414 460 538 690 807 828 1035 1076 1345 1380 1614 2070 2421 2690 3228 4035 4140 4842 5380 6187 8070 9684 12105 12374 16140 18561 19139 24210 24748 30935 37122 38278 48420 55683 57417 61870 74244 76556 92805 95695 111366 114834 123740 172251 185610 191390 222732 229668 278415 287085 344502 371220 382780 440197 556830 574170 689004 861255 880394 1113660 1148340 1320591 1722510 1760788 2200985 2641182 3445020 3961773 4401970 5148391 5282364 6602955 7923546 8803940 10296782 13205910 15445173 15847092 19808865 20593564 25741955 26411820 30890346 39617730 46335519 51483910 61780692 77225865 79235460 92671038 102967820 118412993 154451730 185342076 231677595 236825986 308903460 355238979 463355190 473651972 592064965 710477958 926710380 1065716937 1184129930 1420955916 1776194895 2131433874 2368259860 3552389790 4262867748 5328584685 7104779580 10657169370 21314338740
• Sum of all divisors σ(n): 67718851200
• Sum of proper divisors (its aliquot sum) s(n): 46404512460
• 21314338740 is an abundant number, because the sum of its proper divisors (46404512460) is greater than itself. Its abundance is 25090173720

Bases of 21314338740

• Binary: 10011110110011011101111111110110100₂
• Hexadecimal: 0x4F66EFFB4
• Base-36: 9SI0910

Squares and roots of 21314338740

• 21314338740 squared (21314338740²) is 454301035923464787600
• 21314338740 cubed (21314338740³) is 9683126169605637197368551624000
• The square root of 21314338740 is 145994.3106425727
• The cube root of 21314338740 is 2772.6217207691

Scales and comparisons

• 21,314,338,740 seconds is equal to 677 years, 37 weeks, 6 days, 17 hours, 39 minutes.
• To count from 1 to 21,314,338,740 would take you about one thousand, three hundred fifty-five 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 21314338740 cubic inches would be around 231.1 feet tall.

Recreational maths with 21314338740

• 21314338740 backwards is 04783341312
• 21314338740 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21314338740's digits is 36
• More coming soon!