20709513216

Names of 20709513216

• Cardinal: 20709513216 can be written as Twenty billion, seven hundred nine million, five hundred thirteen thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 2.0709513216 × 10¹⁰

Factors of 20709513216

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 53515

Divisors of 20709513216

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 128 144 168 189 192 216 224 252 256 288 336 378 384 432 448 504 512 576 672 756 768 864 896 1008 1024 1152 1344 1512 1536 1728 1792 2016 2048 2304 2688 3024 3072 3456 3584 4032 4608 5376 6048 6144 6912 7168 8064 9216 10752 12096 13824 14336 16128 18432 21504 24192 27648 32256 43008 48384 53503 55296 64512 96768 107006 129024 160509 193536 214012 321018 374521 387072 428024 481527 642036 749042 856048 963054 1123563 1284072 1444581 1498084 1712096 1926108 2247126 2568144 2889162 2996168 3370689 3424192 3852216 4494252 5136288 5778324 5992336 6741378 6848384 7704432 8988504 10112067 10272576 11556648 11984672 13482756 13696768 15408864 17977008 20224134 20545152 23113296 23969344 26965512 27393536 30817728 35954016 40448268 41090304 46226592 47938688 53931024 54787072 61635456 71908032 80896536 82180608 92453184 95877376 107862048 109574144 123270912 143816064 161793072 164361216 184906368 191754752 215724096 246541824 287632128 323586144 328722432 369812736 383509504 431448192 493083648 575264256 647172288 739625472 767019008 862896384 986167296 1150528512 1294344576 1479250944 1725792768 2301057024 2588689152 2958501888 3451585536 5177378304 6903171072 10354756608 20709513216
• Sum of all divisors σ(n): 70111641600
• Sum of proper divisors (its aliquot sum) s(n): 49402128384
• 20709513216 is an abundant number, because the sum of its proper divisors (49402128384) is greater than itself. Its abundance is 28692615168

Bases of 20709513216

• Binary: 10011010010011000100001100000000000₂
• Hexadecimal: 0x4D2621800
• Base-36: 9IHWQO0

Squares and roots of 20709513216

• 20709513216 squared (20709513216²) is 428883937643678662656
• 20709513216 cubed (20709513216³) is 8881977574761883163131637661696
• The square root of 20709513216 is 143908.0026127803
• The cube root of 20709513216 is 2746.1439383953

Scales and comparisons

• 20,709,513,216 seconds is equal to 658 years, 25 weeks, 6 days, 10 hours, 33 minutes, 36 seconds.
• To count from 1 to 20,709,513,216 would take you about one thousand, three hundred sixteen 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 20709513216 cubic inches would be around 228.8 feet tall.

Recreational maths with 20709513216

• 20709513216 backwards is 61231590702
• 20709513216 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20709513216's digits is 36
• More coming soon!