1388168964
1,388,168,964 is an even composite number composed of six prime numbers multiplied together.
1388168964 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 1388168964:
22 × 32 × 7 × 13 × 31 × 13669
(2 × 2 × 3 × 3 × 7 × 13 × 31 × 13669)See below for interesting mathematical facts about the number 1388168964 from the Numbermatics database.
Names of 1388168964
- Cardinal: 1388168964 can be written as One billion, three hundred eighty-eight million, one hundred sixty-eight thousand, nine hundred sixty-four.
Scientific notation
- Scientific notation: 1.388168964 × 109
Factors of 1388168964
Divisors of 1388168964
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 7 9 12 13 14 18 21 26 28 31 36 39 42 52 62 63 78 84 91 93 117 124 126 156 182 186 217 234 252 273 279 364 372 403 434 468 546 558 651 806 819 868 1092 1116 1209 1302 1612 1638 1953 2418 2604 2821 3276 3627 3906 4836 5642 7254 7812 8463 11284 13669 14508 16926 25389 27338 33852 41007 50778 54676 82014 95683 101556 123021 164028 177697 191366 246042 287049 355394 382732 423739 492084 533091 574098 710788 847478 861147 1066182 1148196 1243879 1271217 1599273 1694956 1722294 2132364 2487758 2542434 2966173 3198546 3444588 3731637 3813651 4975516 5084868 5508607 5932346 6397092 7463274 7627302 8898519 11017214 11194911 11864692 14926548 15254604 16525821 17797038 22034428 22389822 26695557 33051642 35594076 38560249 44779644 49577463 53391114 66103284 77120498 99154926 106782228 115680747 154240996 198309852 231361494 347042241 462722988 694084482 1388168964
- Sum of all divisors σ(n): 4458388480
- Sum of proper divisors (its aliquot sum) s(n): 3070219516
- 1388168964 is an abundant number, because the sum of its proper divisors (3070219516) is greater than itself. Its abundance is 1682050552
Bases of 1388168964
- Binary: 10100101011110111000111000001002
- Hexadecimal: 0x52BDC704
- Base-36: MYHA10
Squares and roots of 1388168964
- 1388168964 squared (13881689642) is 1927013072612833296
- 1388168964 cubed (13881689643) is 2675019740623413569613025344
-
The
square root of 1388168964 is 37258.1395670799 -
The
cube root of 1388168964 is 1115.5287735753
Scales and comparisons
How big is 1388168964?- 1,388,168,964 seconds is equal to 44 years, 7 weeks, 1 day, 18 hours, 29 minutes, 24 seconds.
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To count from 1 to 1,388,168,964 would take you about eighty-eight 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 1388168964 cubic inches would be around 93 feet tall.
Recreational maths with 1388168964
- 1388168964 backwards is 4698618831
- The number of decimal digits it has is: 10
- The sum of 1388168964's digits is 54
- More coming soon!
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Keywords: Divisors of 1388168964, math, Factors of 1388168964, curriculum, school, college, exams, university, Prime factorization of 1388168964, STEM, science, technology, engineering, physics, economics, calculator, one billion, three hundred eighty-eight million, one hundred sixty-eight thousand, nine hundred sixty-four.