21171734480

Names of 21171734480

• Cardinal: 21171734480 can be written as Twenty-one billion, one hundred seventy-one million, seven hundred thirty-four thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.117173448 × 10¹⁰

Factors of 21171734480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7667

Divisors of 21171734480

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 37 40 52 65 73 74 80 104 130 146 148 185 208 260 292 296 365 370 481 520 584 592 730 740 949 962 1040 1168 1460 1480 1898 1924 2405 2701 2920 2960 3796 3848 4745 4810 5402 5840 7537 7592 7696 9490 9620 10804 13505 15074 15184 18980 19240 21608 27010 30148 35113 37685 37960 38480 43216 54020 60296 70226 75370 75920 97981 108040 120592 140452 150740 175565 195962 216080 278869 280904 301480 351130 391924 489905 550201 557738 561808 602960 702260 783848 979810 1100402 1115476 1394345 1404520 1567696 1959620 2200804 2230952 2751005 2788690 2809040 3625297 3919240 4401608 4461904 5502010 5577380 7152613 7250594 7838480 8803216 11004020 11154760 14305226 14501188 18126485 20357437 22008040 22309520 28610452 29002376 35763065 36252970 40714874 44016080 57220904 58004752 71526130 72505940 81429748 101787185 114441808 143052260 145011880 162859496 203574370 264646681 286104520 290023760 325718992 407148740 529293362 572209040 814297480 1058586724 1323233405 1628594960 2117173448 2646466810 4234346896 5292933620 10585867240 21171734480
• Sum of all divisors σ(n): 55196613024
• Sum of proper divisors (its aliquot sum) s(n): 34024878544
• 21171734480 is an abundant number, because the sum of its proper divisors (34024878544) is greater than itself. Its abundance is 12853144064

Bases of 21171734480

• Binary: 10011101101111011110000011111010000₂
• Hexadecimal: 0x4EDEF07D0
• Base-36: 9Q53QVK

Squares and roots of 21171734480

• 21171734480 squared (21171734480²) is 448242340891620870400
• 21171734480 cubed (21171734480³) is 9490067824051043524935291392000
• The square root of 21171734480 is 145505.1012164179
• The cube root of 21171734480 is 2766.4244412377

Scales and comparisons

• 21,171,734,480 seconds is equal to 673 years, 10 weeks, 1 day, 5 hours, 21 minutes, 20 seconds.
• To count from 1 to 21,171,734,480 would take you about one thousand, three hundred forty-six 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 21171734480 cubic inches would be around 230.5 feet tall.

Recreational maths with 21171734480

• 21171734480 backwards is 08443717112
• The number of decimal digits it has is: 11
• The sum of 21171734480's digits is 38
• More coming soon!