55139040

Names of 55139040

• Cardinal: 55139040 can be written as Fifty-five million, one hundred thirty-nine thousand and forty.

Scientific notation

• Scientific notation: 5.513904 × 10⁷

Factors of 55139040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 80

Divisors of 55139040

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 59 60 66 72 80 88 90 96 99 110 118 120 132 144 160 165 176 177 180 198 220 236 240 264 288 295 330 352 354 360 396 440 472 480 495 528 531 590 649 660 708 720 792 880 885 944 990 1056 1062 1180 1298 1320 1416 1440 1584 1760 1770 1888 1947 1980 2124 2360 2596 2640 2655 2832 3168 3245 3481 3540 3894 3960 4248 4720 5192 5280 5310 5664 5841 6490 6962 7080 7788 7920 8496 9440 9735 10384 10443 10620 11682 12980 13924 14160 15576 15840 16992 17405 19470 20768 20886 21240 23364 25960 27848 28320 29205 31152 31329 34810 38291 38940 41772 42480 46728 51920 52215 55696 58410 62304 62658 69620 76582 77880 83544 84960 93456 103840 104430 111392 114873 116820 125316 139240 153164 155760 156645 167088 186912 191455 208860 229746 233640 250632 278480 306328 311520 313290 334176 344619 382910 417720 459492 467280 501264 556960 574365 612656 626580 689238 765820 835440 918984 934560 1002528 1148730 1225312 1253160 1378476 1531640 1670880 1723095 1837968 2297460 2506320 2756952 3063280 3446190 3675936 4594920 5012640 5513904 6126560 6892380 9189840 11027808 13784760 18379680 27569520 55139040
• Sum of all divisors σ(n): 208805688
• Sum of proper divisors (its aliquot sum) s(n): 153666648
• 55139040 is an abundant number, because the sum of its proper divisors (153666648) is greater than itself. Its abundance is 98527608

Bases of 55139040

• Binary: 11010010010101101011100000₂
• Hexadecimal: 0x3495AE0
• Base-36: WTTK0

Squares and roots of 55139040

• 55139040 squared (55139040²) is 3040313732121600
• 55139040 cubed (55139040³) is 167639980488002187264000
• The square root of 55139040 is 7425.5666450447
• The cube root of 55139040 is 380.6154385393

Scales and comparisons

• 55,139,040 seconds is equal to 1 year, 39 weeks, 1 day, 4 hours, 24 minutes.
• To count from 1 to 55,139,040 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 55139040 cubic inches would be around 31.7 feet tall.

Recreational maths with 55139040

• 55139040 backwards is 04093155
• The number of decimal digits it has is: 8
• The sum of 55139040's digits is 27
• More coming soon!