1325723920

Names of 1325723920

• Cardinal: 1325723920 can be written as One billion, three hundred twenty-five million, seven hundred twenty-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.32572392 × 10⁹

Factors of 1325723920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3397

Divisors of 1325723920

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 34 40 68 80 85 136 170 272 289 340 578 680 1156 1360 1445 2312 2890 3373 4624 4913 5780 6746 9826 11560 13492 16865 19652 23120 24565 26984 33730 39304 49130 53968 57341 67460 78608 98260 114682 134920 196520 229364 269840 286705 393040 458728 573410 917456 974797 1146820 1949594 2293640 3899188 4587280 4873985 7798376 9747970 15596752 16571549 19495940 33143098 38991880 66286196 77983760 82857745 132572392 165715490 265144784 331430980 662861960 1325723920
• Sum of all divisors σ(n): 3275884080
• Sum of proper divisors (its aliquot sum) s(n): 1950160160
• 1325723920 is an abundant number, because the sum of its proper divisors (1950160160) is greater than itself. Its abundance is 624436240

Bases of 1325723920

• Binary: 1001111000001001111000100010000₂
• Hexadecimal: 0x4F04F110
• Base-36: LXAV4G

Squares and roots of 1325723920

• 1325723920 squared (1325723920²) is 1757543912060166400
• 1325723920 cubed (1325723920³) is 2330018004668539075660288000
• The square root of 1325723920 is 36410.4918945075
• The cube root of 1325723920 is 1098.5446096837

Scales and comparisons

• 1,325,723,920 seconds is equal to 42 years, 8 weeks, 38 minutes, 40 seconds.
• To count from 1 to 1,325,723,920 would take you about eighty-four 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 1325723920 cubic inches would be around 91.5 feet tall.

Recreational maths with 1325723920

• 1325723920 backwards is 0293275231
• 1325723920 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1325723920's digits is 34
• More coming soon!