1145520

Names of 1145520

• Cardinal: 1145520 can be written as One million, one hundred forty-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.14552 × 10⁶

Factors of 1145520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 90

Divisors of 1145520

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 37 40 43 45 48 60 72 74 80 86 90 111 120 129 144 148 172 180 185 215 222 240 258 296 333 344 360 370 387 430 444 516 555 592 645 666 688 720 740 774 860 888 1032 1110 1290 1332 1480 1548 1591 1665 1720 1776 1935 2064 2220 2580 2664 2960 3096 3182 3330 3440 3870 4440 4773 5160 5328 6192 6364 6660 7740 7955 8880 9546 10320 12728 13320 14319 15480 15910 19092 23865 25456 26640 28638 30960 31820 38184 47730 57276 63640 71595 76368 95460 114552 127280 143190 190920 229104 286380 381840 572760 1145520
• Sum of all divisors σ(n): 4042896
• Sum of proper divisors (its aliquot sum) s(n): 2897376
• 1145520 is an abundant number, because the sum of its proper divisors (2897376) is greater than itself. Its abundance is 1751856

Bases of 1145520

• Binary: 100010111101010110000₂
• Hexadecimal: 0x117AB0
• Base-36: OJW0

Squares and roots of 1145520

• 1145520 squared (1145520²) is 1312216070400
• 1145520 cubed (1145520³) is 1503169752964608000
• The square root of 1145520 is 1070.2896804137
• The cube root of 1145520 is 104.6327304661

Scales and comparisons

• 1,145,520 seconds is equal to 1 week, 6 days, 6 hours, 12 minutes.
• To count from 1 to 1,145,520 would take you about two 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 1145520 cubic inches would be around 8.7 feet tall.

Recreational maths with 1145520

• 1145520 backwards is 0255411
• 1145520 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 1145520's digits is 18
• More coming soon!