1427212440

Names of 1427212440

• Cardinal: 1427212440 can be written as One billion, four hundred twenty-seven million, two hundred twelve thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.42721244 × 10⁹

Factors of 1427212440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6484

Divisors of 1427212440

• 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 90 108 120 135 180 211 216 270 360 422 540 633 844 1055 1080 1266 1688 1899 2110 2532 3165 3798 4220 5064 5697 6263 6330 7596 8440 9495 11394 12526 12660 15192 18789 18990 22788 25052 25320 28485 31315 37578 37980 45576 50104 56367 56970 62630 75156 75960 93945 112734 113940 125260 150312 169101 187890 225468 227880 250520 281835 338202 375780 450936 563670 676404 751560 845505 1127340 1321493 1352808 1691010 2254680 2642986 3382020 3964479 5285972 6607465 6764040 7928958 10571944 11893437 13214930 15857916 19822395 23786874 26429860 31715832 35680311 39644790 47573748 52859720 59467185 71360622 79289580 95147496 118934370 142721244 158579160 178401555 237868740 285442488 356803110 475737480 713606220 1427212440
• Sum of all divisors σ(n): 4780684800
• Sum of proper divisors (its aliquot sum) s(n): 3353472360
• 1427212440 is an abundant number, because the sum of its proper divisors (3353472360) is greater than itself. Its abundance is 1926259920

Bases of 1427212440

• Binary: 1010101000100011000100010011000₂
• Hexadecimal: 0x55118898
• Base-36: NLQ460

Squares and roots of 1427212440

• 1427212440 squared (1427212440²) is 2036935348890753600
• 1427212440 cubed (1427212440³) is 2907139469412623738894784000
• The square root of 1427212440 is 37778.4652943975
• The cube root of 1427212440 is 1125.8906369391

Scales and comparisons

• 1,427,212,440 seconds is equal to 45 years, 19 weeks, 5 days, 15 hours, 54 minutes.
• To count from 1 to 1,427,212,440 would take you about ninety 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 1427212440 cubic inches would be around 93.8 feet tall.

Recreational maths with 1427212440

• 1427212440 backwards is 0442127241
• 1427212440 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1427212440's digits is 27
• More coming soon!