309442540640

Names of 309442540640

• Cardinal: 309442540640 can be written as Three hundred nine billion, four hundred forty-two million, five hundred forty thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.0944254064 × 10¹¹

Factors of 309442540640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1521728

Divisors of 309442540640

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 40 41 62 80 82 124 155 160 164 205 248 310 328 410 496 620 656 820 992 1240 1271 1312 1640 2480 2542 3280 4960 5084 6355 6560 10168 12710 20336 25420 40672 50840 101680 203360 1521649 3043298 6086596 7608245 12173192 15216490 24346384 30432980 47171119 48692768 60865960 62387609 94342238 121731920 124775218 188684476 235855595 243463840 249550436 311938045 377368952 471711190 499100872 623876090 754737904 943422380 998201744 1247752180 1509475808 1886844760 1934015879 1996403488 2495504360 3773689520 3868031758 4991008720 7547379040 7736063516 9670079395 9982017440 15472127032 19340158790 30944254064 38680317580 61888508128 77360635160 154721270320 309442540640
• Sum of all divisors σ(n): 773046892800
• Sum of proper divisors (its aliquot sum) s(n): 463604352160
• 309442540640 is an abundant number, because the sum of its proper divisors (463604352160) is greater than itself. Its abundance is 154161811520

Bases of 309442540640

• Binary: 100100000001100001101100111010001100000₂
• Hexadecimal: 0x480C367460
• Base-36: 3Y5M3KGW

Squares and roots of 309442540640

• 309442540640 squared (309442540640²) is 95754685957738051609600
• 309442540640 cubed (309442540640³) is 29630573300947794357678065414144000
• The square root of 309442540640 is 556275.5977391063
• The cube root of 309442540640 is 6763.8402126843

Scales and comparisons

• 309,442,540,640 seconds is equal to 9,839 years, 16 weeks, 2 days, 21 hours, 17 minutes, 20 seconds.
• To count from 1 to 309,442,540,640 would take you about nineteen thousand, six hundred seventy-eight 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 309442540640 cubic inches would be around 563.7 feet tall.

Recreational maths with 309442540640

• 309442540640 backwards is 046045244903
• 309442540640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 309442540640's digits is 41
• More coming soon!