49991040

Names of 49991040

• Cardinal: 49991040 can be written as Forty-nine million, nine hundred ninety-one thousand and forty.

Scientific notation

• Scientific notation: 4.999104 × 10⁷

Factors of 49991040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 284

Divisors of 49991040

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 64 66 72 80 88 90 96 99 108 110 120 128 132 135 144 160 165 176 180 192 198 216 220 240 263 264 270 288 297 320 330 352 360 384 396 432 440 480 495 526 528 540 576 594 640 660 704 720 789 792 864 880 960 990 1052 1056 1080 1152 1188 1315 1320 1408 1440 1485 1578 1584 1728 1760 1920 1980 2104 2112 2160 2367 2376 2630 2640 2880 2893 2970 3156 3168 3456 3520 3945 3960 4208 4224 4320 4734 4752 5260 5280 5760 5786 5940 6312 6336 7040 7101 7890 7920 8416 8640 8679 9468 9504 10520 10560 11572 11835 11880 12624 12672 14202 14465 15780 15840 16832 17280 17358 18936 19008 21040 21120 23144 23670 23760 25248 26037 28404 28930 31560 31680 33664 34716 35505 37872 38016 42080 43395 46288 47340 47520 50496 52074 56808 57860 63120 63360 69432 71010 75744 78111 84160 86790 92576 94680 95040 100992 104148 113616 115720 126240 130185 138864 142020 151488 156222 168320 173580 185152 189360 190080 208296 227232 231440 252480 260370 277728 284040 302976 312444 347160 370304 378720 390555 416592 454464 462880 504960 520740 555456 568080 624888 694320 757440 781110 833184 908928 925760 1041480 1110912 1136160 1249776 1388640 1514880 1562220 1666368 1851520 2082960 2272320 2499552 2777280 3124440 3332736 4165920 4544640 4999104 5554560 6248880 8331840 9998208 12497760 16663680 24995520 49991040
• Sum of all divisors σ(n): 193881600
• Sum of proper divisors (its aliquot sum) s(n): 143890560
• 49991040 is an abundant number, because the sum of its proper divisors (143890560) is greater than itself. Its abundance is 93899520

Bases of 49991040

• Binary: 10111110101100110110000000₂
• Hexadecimal: 0x2FACD80
• Base-36: TRHC0

Squares and roots of 49991040

• 49991040 squared (49991040²) is 2499104080281600
• 49991040 cubed (49991040³) is 124932812041520676864000
• The square root of 49991040 is 7070.4342158031
• The cube root of 49991040 is 368.3811426013

Scales and comparisons

• 49,991,040 seconds is equal to 1 year, 30 weeks, 4 days, 14 hours, 24 minutes.
• To count from 1 to 49,991,040 would take you about two 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 49991040 cubic inches would be around 30.7 feet tall.

Recreational maths with 49991040

• 49991040 backwards is 04019994
• 49991040 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 49991040's digits is 36
• More coming soon!