1242941638731
1,242,941,638,731 is an odd composite number composed of seven prime numbers multiplied together.
1242941638731 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 1242941638731:
3 × 13 × 17 × 37 × 151 × 307 × 1093
See below for interesting mathematical facts about the number 1242941638731 from the Numbermatics database.
Names of 1242941638731
- Cardinal: 1242941638731 can be written as One trillion, two hundred forty-two billion, nine hundred forty-one million, six hundred thirty-eight thousand, seven hundred thirty-one.
Scientific notation
- Scientific notation: 1.242941638731 × 1012
Factors of 1242941638731
Divisors of 1242941638731
- Number of divisors d(n): 128
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Complete list of divisors:
1 3 13 17 37 39 51 111 151 221 307 453 481 629 663 921 1093 1443 1887 1963 2567 3279 3991 5219 5587 5889 7701 8177 11359 11973 14209 15657 16761 18581 24531 33371 34077 40441 42627 46357 55743 67847 72631 94979 100113 121323 139071 147667 165043 193103 203541 217893 241553 284937 335551 443001 495129 525733 579309 602641 687497 724659 788069 1006653 1234727 1577199 1715209 1807923 2062491 2145559 2364207 2510339 2805731 3704181 4362163 5145627 5704367 6106591 6436677 7531017 8417193 8937461 10244897 12415387 13086489 17113101 18319773 22297717 26812383 29158553 30734691 36474503 37246161 50668201 66893151 74156771 79385683 87475659 103812047 109423509 152004603 161400031 211061579 222470313 238157049 311436141 379061189 484200093 633184737 658686613 861359417 1137183567 1349556611 1874723437 1976059839 2584078251 2743800527 4048669833 5624170311 8231401581 11197672421 24371404681 31870298429 33593017263 73114214043 95610895287 414313879577 1242941638731
- Sum of all divisors σ(n): 1961804630016
- Sum of proper divisors (its aliquot sum) s(n): 718862991285
- 1242941638731 is a deficient number, because the sum of its proper divisors (718862991285) is less than itself. Its deficiency is 524078647446
Bases of 1242941638731
- Binary: 100100001011001010001100001001000010010112
- Hexadecimal: 0x1216518484B
- Base-36: FUZZCYFF
Squares and roots of 1242941638731
- 1242941638731 squared (12429416387312) is 1544903917291303719290361
- 1242941638731 cubed (12429416387313) is 1920225406639994331550196517752571891
-
The
square root of 1242941638731 is 1114872.9249250787 -
The
cube root of 1242941638731 is 10751.8594619565
Scales and comparisons
How big is 1242941638731?- 1,242,941,638,731 seconds is equal to 39,521 years, 36 weeks, 2 days, 14 hours, 18 minutes, 51 seconds.
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To count from 1 to 1,242,941,638,731 would take you about ninety-eight thousand, eight hundred 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 1242941638731 cubic inches would be around 896 feet tall.
Recreational maths with 1242941638731
- 1242941638731 backwards is 1378361492421
- 1242941638731 is a
Harshad number . - The number of decimal digits it has is: 13
- The sum of 1242941638731's digits is 51
- More coming soon!
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