199721889472

Names of 199721889472

• Cardinal: 199721889472 can be written as One hundred ninety-nine billion, seven hundred twenty-one million, eight hundred eighty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.99721889472 × 10¹¹

Factors of 199721889472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1269

Divisors of 199721889472

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 43 49 56 64 86 98 112 172 196 224 301 344 392 448 602 688 784 1204 1217 1376 1568 2107 2408 2434 2752 3136 4214 4816 4868 8428 8519 9632 9736 16856 17038 19264 19472 33712 34076 38944 52331 59633 67424 68152 77888 104662 119266 134848 136304 209324 238532 272608 366317 418648 477064 545216 732634 837296 954128 1465268 1481089 1674592 1908256 2564219 2930536 2962178 3349184 3816512 5128438 5861072 5924356 10256876 10367623 11722144 11848712 20513752 20735246 23444288 23697424 41027504 41470492 47394848 63686827 72573361 82055008 82940984 94789696 127373654 145146722 164110016 165881968 254747308 290293444 331763936 445807789 509494616 580586888 663527872 891615578 1018989232 1161173776 1783231156 2037978464 2322347552 3120654523 3566462312 4075956928 4644695104 6241309046 7132924624 12482618092 14265849248 24965236184 28531698496 49930472368 99860944736 199721889472
• Sum of all divisors σ(n): 472138496412
• Sum of proper divisors (its aliquot sum) s(n): 272416606940
• 199721889472 is an abundant number, because the sum of its proper divisors (272416606940) is greater than itself. Its abundance is 72694717468

Bases of 199721889472

• Binary: 10111010000000010110100010111011000000₂
• Hexadecimal: 0x2E805A2EC0
• Base-36: 2JR19874

Squares and roots of 199721889472

• 199721889472 squared (199721889472²) is 39888833134265784438784
• 199721889472 cubed (199721889472³) is 7966673122408882335554195598082048
• The square root of 199721889472 is 446902.5503082301
• The cube root of 199721889472 is 5845.3235519555

Scales and comparisons

• 199,721,889,472 seconds is equal to 6,350 years, 27 weeks, 6 days, 22 hours, 37 minutes, 52 seconds.
• To count from 1 to 199,721,889,472 would take you about twelve thousand, seven hundred one 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 199721889472 cubic inches would be around 487.1 feet tall.

Recreational maths with 199721889472

• 199721889472 backwards is 274988127991
• The number of decimal digits it has is: 12
• The sum of 199721889472's digits is 67
• More coming soon!