13428987732

Names of 13428987732

• Cardinal: 13428987732 can be written as Thirteen billion, four hundred twenty-eight million, nine hundred eighty-seven thousand, seven hundred thirty-two.

Scientific notation

• Scientific notation: 1.3428987732 × 10¹⁰

Factors of 13428987732

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 12781

Divisors of 13428987732

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 27 36 38 54 57 76 81 108 114 162 171 228 243 324 342 361 486 513 684 722 729 972 1026 1083 1444 1458 1539 2052 2166 2916 3078 3249 4332 4617 6156 6498 9234 9747 12757 12996 13851 18468 19494 25514 27702 29241 38271 38988 51028 55404 58482 76542 87723 114813 116964 153084 175446 229626 242383 263169 344439 350892 459252 484766 526338 688878 727149 969532 1033317 1052676 1377756 1454298 2066634 2181447 2908596 3099951 4133268 4362894 4605277 6199902 6544341 8725788 9210554 9299853 12399804 13088682 13815831 18421108 18599706 19633023 26177364 27631662 37199412 39266046 41447493 55263324 58899069 78532092 82894986 117798138 124342479 165789972 176697207 235596276 248684958 353394414 373027437 497369916 706788828 746054874 1119082311 1492109748 2238164622 3357246933 4476329244 6714493866 13428987732
• Sum of all divisors σ(n): 37189965498
• Sum of proper divisors (its aliquot sum) s(n): 23760977766
• 13428987732 is an abundant number, because the sum of its proper divisors (23760977766) is greater than itself. Its abundance is 10331990034

Bases of 13428987732

• Binary: 1100100000011011100001011101010100₂
• Hexadecimal: 0x3206E1754
• Base-36: 6639T90

Squares and roots of 13428987732

• 13428987732 squared (13428987732²) is 180337711506206503824
• 13428987732 cubed (13428987732³) is 2421752915433802381711107087168
• The square root of 13428987732 is 115883.5093186257
• The cube root of 13428987732 is 2376.9192379791

Scales and comparisons

• 13,428,987,732 seconds is equal to 427 years, 2 hours, 22 minutes, 12 seconds.
• To count from 1 to 13,428,987,732 would take you about eight hundred fifty-four 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 13428987732 cubic inches would be around 198.1 feet tall.

Recreational maths with 13428987732

• 13428987732 backwards is 23778982431
• 13428987732 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13428987732's digits is 54
• More coming soon!