1313280

Names of 1313280

• Cardinal: 1313280 can be written as One million, three hundred thirteen thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.31328 × 10⁶

Factors of 1313280

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 29

Divisors of 1313280

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 32 36 38 40 45 48 54 57 60 64 72 76 80 90 95 96 108 114 120 128 135 144 152 160 171 180 190 192 216 228 240 256 270 285 288 304 320 342 360 380 384 432 456 480 512 513 540 570 576 608 640 684 720 760 768 855 864 912 960 1026 1080 1140 1152 1216 1280 1368 1440 1520 1536 1710 1728 1824 1920 2052 2160 2280 2304 2432 2560 2565 2736 2880 3040 3420 3456 3648 3840 4104 4320 4560 4608 4864 5130 5472 5760 6080 6840 6912 7296 7680 8208 8640 9120 9728 10260 10944 11520 12160 13680 13824 14592 16416 17280 18240 20520 21888 23040 24320 27360 29184 32832 34560 36480 41040 43776 48640 54720 65664 69120 72960 82080 87552 109440 131328 145920 164160 218880 262656 328320 437760 656640 1313280
• Sum of all divisors σ(n): 4910400
• Sum of proper divisors (its aliquot sum) s(n): 3597120
• 1313280 is an abundant number, because the sum of its proper divisors (3597120) is greater than itself. Its abundance is 2283840

Bases of 1313280

• Binary: 101000000101000000000₂
• Hexadecimal: 0x140A00
• Base-36: S5C0

Squares and roots of 1313280

• 1313280 squared (1313280²) is 1724704358400
• 1313280 cubed (1313280³) is 2265019739799552000
• The square root of 1313280 is 1145.9842930861
• The cube root of 1313280 is 109.5096632493

Scales and comparisons

• 1,313,280 seconds is equal to 2 weeks, 1 day, 4 hours, 48 minutes.
• To count from 1 to 1,313,280 would take you about three weeks!

  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 1313280 cubic inches would be around 9.1 feet tall.

Recreational maths with 1313280

• 1313280 backwards is 0823131
• 1313280 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 1313280's digits is 18
• More coming soon!