1261012428
1,261,012,428 is an even composite number composed of five prime numbers multiplied together.
1261012428 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 1261012428:
22 × 33 × 132 × 59 × 1171
(2 × 2 × 3 × 3 × 3 × 13 × 13 × 59 × 1171)See below for interesting mathematical facts about the number 1261012428 from the Numbermatics database.
Names of 1261012428
- Cardinal: 1261012428 can be written as One billion, two hundred sixty-one million, twelve thousand, four hundred twenty-eight.
Scientific notation
- Scientific notation: 1.261012428 × 109
Factors of 1261012428
Divisors of 1261012428
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 59 78 108 117 118 156 169 177 234 236 338 351 354 468 507 531 676 702 708 767 1014 1062 1171 1404 1521 1534 1593 2028 2124 2301 2342 3042 3068 3186 3513 4563 4602 4684 6084 6372 6903 7026 9126 9204 9971 10539 13806 14052 15223 18252 19942 20709 21078 27612 29913 30446 31617 39884 41418 42156 45669 59826 60892 63234 69089 82836 89739 91338 119652 126468 137007 138178 179478 182676 197899 207267 269217 274014 276356 358956 395798 411021 414534 538434 548028 593697 621801 791596 822042 829068 898157 1076868 1187394 1243602 1644084 1781091 1796314 1865403 2374788 2487204 2694471 3562182 3592628 3730806 5343273 5388942 7124364 7461612 8083413 10686546 10777884 11676041 16166826 21373092 23352082 24250239 32333652 35028123 46704164 48500478 70056246 97000956 105084369 140112492 210168738 315253107 420337476 630506214 1261012428
- Sum of all divisors σ(n): 3603196800
- Sum of proper divisors (its aliquot sum) s(n): 2342184372
- 1261012428 is an abundant number, because the sum of its proper divisors (2342184372) is greater than itself. Its abundance is 1081171944
Bases of 1261012428
- Binary: 10010110010100110000101110011002
- Hexadecimal: 0x4B2985CC
- Base-36: KURVF0
Squares and roots of 1261012428
- 1261012428 squared (12610124282) is 1590152343570455184
- 1261012428 cubed (12610124283) is 2005201867655669880641026752
-
The
square root of 1261012428 is 35510.7367988895 -
The
cube root of 1261012428 is 1080.3715079931
Scales and comparisons
How big is 1261012428?- 1,261,012,428 seconds is equal to 40 years, 5 weeks, 1 hour, 13 minutes, 48 seconds.
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To count from 1 to 1,261,012,428 would take you about eighty 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 1261012428 cubic inches would be around 90 feet tall.
Recreational maths with 1261012428
- 1261012428 backwards is 8242101621
- 1261012428 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1261012428's digits is 27
- More coming soon!
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The information we have on file for 1261012428 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 1261012428, math, Factors of 1261012428, curriculum, school, college, exams, university, Prime factorization of 1261012428, STEM, science, technology, engineering, physics, economics, calculator, one billion, two hundred sixty-one million, twelve thousand, four hundred twenty-eight.