491989231071
491,989,231,071 is an odd composite number composed of four prime numbers multiplied together.
491989231071 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 491989231071:
33 × 13 × 292 × 12912
(3 × 3 × 3 × 13 × 29 × 29 × 1291 × 1291)See below for interesting mathematical facts about the number 491989231071 from the Numbermatics database.
Names of 491989231071
- Cardinal: 491989231071 can be written as Four hundred ninety-one billion, nine hundred eighty-nine million, two hundred thirty-one thousand and seventy-one.
Scientific notation
- Scientific notation: 4.91989231071 × 1011
Factors of 491989231071
Divisors of 491989231071
- Number of divisors d(n): 72
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Complete list of divisors:
1 3 9 13 27 29 39 87 117 261 351 377 783 841 1131 1291 2523 3393 3873 7569 10179 10933 11619 16783 22707 32799 34857 37439 50349 98397 112317 151047 295191 336951 453141 486707 1010853 1085731 1460121 1666681 3257193 4380363 5000043 9771579 13141089 14114503 15000129 21666853 29314737 42343509 45000387 48333749 65000559 127030527 145001247 195001677 381091581 435003741 585005031 628338737 1305011223 1401678721 1885016211 4205036163 5655048633 12615108489 16965145899 18221823373 37845325467 54665470119 163996410357 491989231071
- Sum of all divisors σ(n): 813570510480
- Sum of proper divisors (its aliquot sum) s(n): 321581279409
- 491989231071 is a deficient number, because the sum of its proper divisors (321581279409) is less than itself. Its deficiency is 170407951662
Bases of 491989231071
- Binary: 1110010100011001101011111100101110111112
- Hexadecimal: 0x728CD7E5DF
- Base-36: 6A0LOO9R
Squares and roots of 491989231071
- 491989231071 squared (4919892310712) is 242053403489833831807041
- 491989231071 cubed (4919892310713) is 119087667861081854876307644033770911
-
The
square root of 491989231071 is 701419.4401861129 -
The
cube root of 491989231071 is 7894.3891744877
Scales and comparisons
How big is 491989231071?- 491,989,231,071 seconds is equal to 15,643 years, 38 weeks, 1 day, 19 hours, 17 minutes, 51 seconds.
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To count from 1 to 491,989,231,071 would take you about thirty-one thousand, two hundred eighty-seven 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 491989231071 cubic inches would be around 657.9 feet tall.
Recreational maths with 491989231071
- 491989231071 backwards is 170132989194
- The number of decimal digits it has is: 12
- The sum of 491989231071's digits is 54
- More coming soon!
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