21069006120

Names of 21069006120

• Cardinal: 21069006120 can be written as Twenty-one billion, sixty-nine million, six thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.106900612 × 10¹⁰

Factors of 21069006120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 247030

Divisors of 21069006120

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 79 90 108 120 135 158 180 216 237 270 316 360 395 474 540 632 711 790 948 1080 1185 1422 1580 1896 2133 2370 2844 3160 3555 4266 4740 5688 7110 8532 9480 10665 14220 17064 21330 28440 42660 85320 246941 493882 740823 987764 1234705 1481646 1975528 2222469 2469410 2963292 3704115 4444938 4938820 5926584 6667407 7408230 8889876 9877640 11112345 13334814 14816460 17779752 19508339 22224690 26669628 29632920 33337035 39016678 44449380 53339256 58525017 66674070 78033356 88898760 97541695 117050034 133348140 156066712 175575051 195083390 234100068 266696280 292625085 351150102 390166780 468200136 526725153 585250170 702300204 780333560 877875255 1053450306 1170500340 1404600408 1755750510 2106900612 2341000680 2633625765 3511501020 4213801224 5267251530 7023002040 10534503060 21069006120
• Sum of all divisors σ(n): 71119296000
• Sum of proper divisors (its aliquot sum) s(n): 50050289880
• 21069006120 is an abundant number, because the sum of its proper divisors (50050289880) is greater than itself. Its abundance is 28981283760

Bases of 21069006120

• Binary: 10011100111110011111000010100101000₂
• Hexadecimal: 0x4E7CF8528
• Base-36: 9OFXX60

Squares and roots of 21069006120

• 21069006120 squared (21069006120²) is 443903018884597454400
• 21069006120 cubed (21069006120³) is 9352595421566059340490020928000
• The square root of 21069006120 is 145151.6659222345
• The cube root of 21069006120 is 2761.9428192353

Scales and comparisons

• 21,069,006,120 seconds is equal to 669 years, 48 weeks, 2 days, 5 hours, 42 minutes.
• To count from 1 to 21,069,006,120 would take you about one thousand, three hundred thirty-nine 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 21069006120 cubic inches would be around 230.2 feet tall.

Recreational maths with 21069006120

• 21069006120 backwards is 02160096012
• 21069006120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21069006120's digits is 27
• More coming soon!