145389690
145,389,690 is an even composite number composed of five prime numbers multiplied together.
145389690 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 145389690:
2 × 32 × 5 × 312 × 412
(2 × 3 × 3 × 5 × 31 × 31 × 41 × 41)See below for interesting mathematical facts about the number 145389690 from the Numbermatics database.
Names of 145389690
- Cardinal: 145389690 can be written as One hundred forty-five million, three hundred eighty-nine thousand, six hundred ninety.
Scientific notation
- Scientific notation: 1.4538969 × 108
Factors of 145389690
Divisors of 145389690
- Number of divisors d(n): 108
-
Complete list of divisors:
1 2 3 5 6 9 10 15 18 30 31 41 45 62 82 90 93 123 155 186 205 246 279 310 369 410 465 558 615 738 930 961 1230 1271 1395 1681 1845 1922 2542 2790 2883 3362 3690 3813 4805 5043 5766 6355 7626 8405 8649 9610 10086 11439 12710 14415 15129 16810 17298 19065 22878 25215 28830 30258 38130 39401 43245 50430 52111 57195 75645 78802 86490 104222 114390 118203 151290 156333 197005 236406 260555 312666 354609 394010 468999 521110 591015 709218 781665 937998 1182030 1563330 1615441 1773045 2344995 3230882 3546090 4689990 4846323 8077205 9692646 14538969 16154410 24231615 29077938 48463230 72694845 145389690
- Sum of all divisors σ(n): 400359726
- Sum of proper divisors (its aliquot sum) s(n): 254970036
- 145389690 is an abundant number, because the sum of its proper divisors (254970036) is greater than itself. Its abundance is 109580346
Bases of 145389690
- Binary: 10001010101001111000011110102
- Hexadecimal: 0x8AA787A
- Base-36: 2EK7EI
Squares and roots of 145389690
- 145389690 squared (1453896902) is 21138161958296100
- 145389690 cubed (1453896903) is 3073270814286462907209000
-
The
square root of 145389690 is 12057.7647182221 -
The
cube root of 145389690 is 525.8290031955
Scales and comparisons
How big is 145389690?- 145,389,690 seconds is equal to 4 years, 32 weeks, 2 days, 18 hours, 1 minute, 30 seconds.
-
To count from 1 to 145,389,690 would take you about six 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 145389690 cubic inches would be around 43.8 feet tall.
Recreational maths with 145389690
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 145389690 - Facts about the integer". Numbermatics.com. 2024. Web. 1 May 2024.
APA style:
Numbermatics. (2024). Number 145389690 - Facts about the integer. Retrieved 1 May 2024, from https://numbermatics.com/n/145389690/
Chicago style:
Numbermatics. 2024. "Number 145389690 - Facts about the integer". https://numbermatics.com/n/145389690/
The information we have on file for 145389690 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 145389690, math, Factors of 145389690, curriculum, school, college, exams, university, Prime factorization of 145389690, STEM, science, technology, engineering, physics, economics, calculator, one hundred forty-five million, three hundred eighty-nine thousand, six hundred ninety.