21431744358323136

Names of 21431744358323136

• Cardinal: 21431744358323136 can be written as Twenty-one quadrillion, four hundred thirty-one trillion, seven hundred forty-four billion, three hundred fifty-eight million, three hundred twenty-three thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 2.1431744358323136 × 10¹⁶

Factors of 21431744358323136

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 45438236

Divisors of 21431744358323136

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 29 32 48 58 64 87 96 116 174 192 232 348 464 696 928 1392 1856 2784 5568 84869 169738 254607 339476 509214 678952 1018428 1357904 2036856 2461201 2715808 4073712 4922402 5431616 7383603 8147424 9844804 14767206 16294848 19689608 29534412 39379216 45353333 59068824 78758432 90706666 118137648 136059999 157516864 181413332 236275296 272119998 362826664 472550592 544239996 725653328 1088479992 1315246657 1451306656 2176959984 2630493314 2902613312 3945739971 4353919968 5260986628 7891479942 8707839936 10521973256 15782959884 21043946512 31565919768 42087893024 63131839536 84175786048 126263679072 252527358144 3849092018377 7698184036754 11547276055131 15396368073508 23094552110262 30792736147016 46189104220524 61585472294032 92378208441048 111623668532933 123170944588064 184756416882096 223247337065866 246341889176128 334871005598799 369512833764192 446494674131732 669742011197598 739025667528384 892989348263464 1339484022395196 1785978696526928 2678968044790392 3571957393053856 5357936089580784 7143914786107712 10715872179161568 21431744358323136
• Sum of all divisors σ(n): 58660854838279200
• Sum of proper divisors (its aliquot sum) s(n): 37229110479956064
• 21431744358323136 is an abundant number, because the sum of its proper divisors (37229110479956064) is greater than itself. Its abundance is 15797366121632928

Bases of 21431744358323136

• Binary: 1001100001001000000111011010101011001010001001111000000₂
• Hexadecimal: 0x4C240ED56513C0
• Base-36: 5V0X3FRPCQO

Squares and roots of 21431744358323136

• 21431744358323136 squared (21431744358323136²) is 459319666240515568453837792874496
• 21431744358323136 cubed (21431744358323136³) is 9844021665617035324891996139613051579131861139456
• The square root of 21431744358323136 is 146395848.1594445219
• The cube root of 21431744358323136 is 277770.3206129495

Scales and comparisons

• 21,431,744,358,323,136 seconds is equal to 681,463,177 years, 44 weeks, 3 days, 20 hours, 25 minutes, 36 seconds.
• To count from 1 to 21,431,744,358,323,136 would take you about two billion, forty-four million, three hundred eighty-nine thousand, five 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 21431744358323136 cubic inches would be around 23147.5 feet tall.

Recreational maths with 21431744358323136

• 21431744358323136 backwards is 63132385344713412
• The number of decimal digits it has is: 17
• The sum of 21431744358323136's digits is 60
• More coming soon!