126949840

Names of 126949840

• Cardinal: 126949840 can be written as One hundred twenty-six million, nine hundred forty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.2694984 × 10⁸

Factors of 126949840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 518

Divisors of 126949840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 53 79 80 106 158 212 265 316 379 395 424 530 632 758 790 848 1060 1264 1516 1580 1895 2120 3032 3160 3790 4187 4240 6064 6320 7580 8374 15160 16748 20087 20935 29941 30320 33496 40174 41870 59882 66992 80348 83740 100435 119764 149705 160696 167480 200870 239528 299410 321392 334960 401740 479056 598820 803480 1197640 1586873 1606960 2395280 3173746 6347492 7934365 12694984 15868730 25389968 31737460 63474920 126949840
• Sum of all divisors σ(n): 305337600
• Sum of proper divisors (its aliquot sum) s(n): 178387760
• 126949840 is an abundant number, because the sum of its proper divisors (178387760) is greater than itself. Its abundance is 51437920

Bases of 126949840

• Binary: 111100100010001100111010000₂
• Hexadecimal: 0x79119D0
• Base-36: 23KZ4G

Squares and roots of 126949840

• 126949840 squared (126949840²) is 16116261876025600
• 126949840 cubed (126949840³) is 2045956866559549755904000
• The square root of 126949840 is 11267.2019596703
• The cube root of 126949840 is 502.5863848251

Scales and comparisons

• 126,949,840 seconds is equal to 4 years, 1 week, 6 days, 7 hours, 50 minutes, 40 seconds.
• To count from 1 to 126,949,840 would take you about 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 126949840 cubic inches would be around 41.9 feet tall.

Recreational maths with 126949840

• 126949840 backwards is 048949621
• The number of decimal digits it has is: 9
• The sum of 126949840's digits is 43
• More coming soon!