381320368
381,320,368 is an even composite number composed of five prime numbers multiplied together.
381320368 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 381320368:
24 × 112 × 13 × 109 × 139
(2 × 2 × 2 × 2 × 11 × 11 × 13 × 109 × 139)See below for interesting mathematical facts about the number 381320368 from the Numbermatics database.
Names of 381320368
- Cardinal: 381320368 can be written as Three hundred eighty-one million, three hundred twenty thousand, three hundred sixty-eight.
Scientific notation
- Scientific notation: 3.81320368 × 108
Factors of 381320368
Divisors of 381320368
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 4 8 11 13 16 22 26 44 52 88 104 109 121 139 143 176 208 218 242 278 286 436 484 556 572 872 968 1112 1144 1199 1417 1529 1573 1744 1807 1936 2224 2288 2398 2834 3058 3146 3614 4796 5668 6116 6292 7228 9592 11336 12232 12584 13189 14456 15151 15587 16819 19184 19877 22672 24464 25168 26378 28912 30302 31174 33638 39754 52756 60604 62348 67276 79508 105512 121208 124696 134552 159016 166661 171457 196963 211024 218647 242416 249392 269104 318032 333322 342914 393926 437294 666644 685828 787852 874588 1333288 1371656 1575704 1749176 1833271 2166593 2666576 2743312 3151408 3498352 3666542 4333186 7333084 8666372 14666168 17332744 23832523 29332336 34665488 47665046 95330092 190660184 381320368
- Sum of all divisors σ(n): 888918800
- Sum of proper divisors (its aliquot sum) s(n): 507598432
- 381320368 is an abundant number, because the sum of its proper divisors (507598432) is greater than itself. Its abundance is 126278064
Bases of 381320368
- Binary: 101101011101001111100101100002
- Hexadecimal: 0x16BA7CB0
- Base-36: 6B10OG
Squares and roots of 381320368
- 381320368 squared (3813203682) is 145405223051655424
- 381320368 cubed (3813203683) is 55445973163179329288876032
-
The
square root of 381320368 is 19527.4260464607 -
The
cube root of 381320368 is 725.1535896559
Scales and comparisons
How big is 381320368?- 381,320,368 seconds is equal to 12 years, 6 weeks, 3 days, 10 hours, 19 minutes, 28 seconds.
-
To count from 1 to 381,320,368 would take you about eighteen 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 381320368 cubic inches would be around 60.4 feet tall.
Recreational maths with 381320368
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