1221116738842
1,221,116,738,842 is an even composite number composed of seven prime numbers multiplied together.
1221116738842 is an even 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 1221116738842:
2 × 7 × 11 × 13 × 43 × 313 × 45319
See below for interesting mathematical facts about the number 1221116738842 from the Numbermatics database.
Names of 1221116738842
- Cardinal: 1221116738842 can be written as One trillion, two hundred twenty-one billion, one hundred sixteen million, seven hundred thirty-eight thousand, eight hundred forty-two.
Scientific notation
- Scientific notation: 1.221116738842 × 1012
Factors of 1221116738842
Divisors of 1221116738842
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 7 11 13 14 22 26 43 77 86 91 143 154 182 286 301 313 473 559 602 626 946 1001 1118 2002 2191 3311 3443 3913 4069 4382 6149 6622 6886 7826 8138 12298 13459 24101 26918 28483 43043 44759 45319 48202 56966 86086 89518 90638 94213 148049 174967 188426 296098 313313 317233 349934 498509 589147 626626 634466 997018 1036343 1178294 1224769 1924637 1948717 2072686 2449538 3489563 3849274 3897434 4124029 6480617 6979126 8248058 12961234 13472459 13641019 14184847 21435887 25333321 26944918 27282038 28369694 42871774 45364319 50666642 90728638 99293929 150051209 156033317 177333247 184403011 198587858 278666531 300102418 312066634 354666494 368806022 557333062 609948421 1092233219 1219896842 1290821077 1950665717 2028433121 2184466438 2581642154 3901331434 4056866242 4269638947 6709432631 7929329473 8539277894 13418865262 14199031847 15858658946 28398063694 46966028417 55505306311 87222624203 93932056834 111010612622 174445248406 610558369421 1221116738842
- Sum of all divisors σ(n): 2524600995840
- Sum of proper divisors (its aliquot sum) s(n): 1303484256998
- 1221116738842 is an abundant number, because the sum of its proper divisors (1303484256998) is greater than itself. Its abundance is 82367518156
Bases of 1221116738842
- Binary: 100011100010100000011101010111101000110102
- Hexadecimal: 0x11C503ABD1A
- Base-36: FKZ1DLWA
Squares and roots of 1221116738842
- 1221116738842 squared (12211167388422) is 1491126089880121231500964
- 1221116738842 cubed (12211167388423) is 1820839028076636616934062080459243688
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The
square root of 1221116738842 is 1105041.5100085607 -
The
cube root of 1221116738842 is 10688.5566040803
Scales and comparisons
How big is 1221116738842?- 1,221,116,738,842 seconds is equal to 38,827 years, 38 weeks, 1 day, 14 hours, 7 minutes, 22 seconds.
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To count from 1 to 1,221,116,738,842 would take you about ninety-seven thousand and sixty-nine 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 1221116738842 cubic inches would be around 890.7 feet tall.
Recreational maths with 1221116738842
- 1221116738842 backwards is 2488376111221
- The number of decimal digits it has is: 13
- The sum of 1221116738842's digits is 46
- More coming soon!
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