121389390045
121,389,390,045 is an odd composite number composed of five prime numbers multiplied together.
121389390045 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 121389390045:
35 × 5 × 7 × 11 × 1297519
(3 × 3 × 3 × 3 × 3 × 5 × 7 × 11 × 1297519)See below for interesting mathematical facts about the number 121389390045 from the Numbermatics database.
Names of 121389390045
- Cardinal: 121389390045 can be written as One hundred twenty-one billion, three hundred eighty-nine million, three hundred ninety thousand and forty-five.
Scientific notation
- Scientific notation: 1.21389390045 × 1011
Factors of 121389390045
Divisors of 121389390045
- Number of divisors d(n): 96
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Complete list of divisors:
1 3 5 7 9 11 15 21 27 33 35 45 55 63 77 81 99 105 135 165 189 231 243 297 315 385 405 495 567 693 891 945 1155 1215 1485 1701 2079 2673 2835 3465 4455 6237 8505 10395 13365 18711 31185 93555 1297519 3892557 6487595 9082633 11677671 14272709 19462785 27247899 35033013 42818127 45413165 58388355 71363545 81743697 99908963 105099039 128454381 136239495 175165065 214090635 245231091 299726889 315297117 385363143 408718485 499544815 525495195 642271905 735693273 899180667 1156089429 1226155455 1498634445 1576485585 1926815715 2207079819 2697542001 3468268287 3678466365 4495903335 5780447145 8092626003 11035399095 13487710005 17341341435 24277878009 40463130015 121389390045
- Sum of all divisors σ(n): 272043233280
- Sum of proper divisors (its aliquot sum) s(n): 150653843235
- 121389390045 is an abundant number, because the sum of its proper divisors (150653843235) is greater than itself. Its abundance is 29264453190
Bases of 121389390045
- Binary: 11100010000110101111100011000110111012
- Hexadecimal: 0x1C435F18DD
- Base-36: 1JRK3WT9
Squares and roots of 121389390045
- 121389390045 squared (1213893900452) is 14735384015497145102025
- 121389390045 cubed (1213893900453) is 1788719277720041271373674044341125
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The
square root of 121389390045 is 348409.8018784775 -
The
cube root of 121389390045 is 4951.3874292647
Scales and comparisons
How big is 121389390045?- 121,389,390,045 seconds is equal to 3,859 years, 41 weeks, 6 days, 19 hours, 45 seconds.
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To count from 1 to 121,389,390,045 would take you about seven thousand, seven hundred nineteen 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 121389390045 cubic inches would be around 412.6 feet tall.
Recreational maths with 121389390045
- 121389390045 backwards is 540093983121
- 121389390045 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 121389390045's digits is 45
- More coming soon!
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Keywords: Divisors of 121389390045, math, Factors of 121389390045, curriculum, school, college, exams, university, Prime factorization of 121389390045, STEM, science, technology, engineering, physics, economics, calculator, one hundred twenty-one billion, three hundred eighty-nine million, three hundred ninety thousand and forty-five.