13649689728
13,649,689,728 is an even composite number composed of four prime numbers multiplied together.
13649689728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 13649689728:
27 × 34 × 229 × 5749
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 229 × 5749)See below for interesting mathematical facts about the number 13649689728 from the Numbermatics database.
Names of 13649689728
- Cardinal: 13649689728 can be written as Thirteen billion, six hundred forty-nine million, six hundred eighty-nine thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.3649689728 × 1010
Factors of 13649689728
Divisors of 13649689728
- Number of divisors d(n): 160
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 229 288 324 384 432 458 576 648 687 864 916 1152 1296 1374 1728 1832 2061 2592 2748 3456 3664 4122 5184 5496 5749 6183 7328 8244 10368 10992 11498 12366 14656 16488 17247 18549 21984 22996 24732 29312 32976 34494 37098 43968 45992 49464 51741 65952 68988 74196 87936 91984 98928 103482 131904 137976 148392 155223 183968 197856 206964 263808 275952 296784 310446 367936 395712 413928 465669 551904 593568 620892 735872 791424 827856 931338 1103808 1187136 1241784 1316521 1655712 1862676 2207616 2374272 2483568 2633042 3311424 3725352 3949563 4967136 5266084 6622848 7450704 7899126 9934272 10532168 11848689 14901408 15798252 19868544 21064336 23697378 29802816 31596504 35546067 42128672 47394756 59605632 63193008 71092134 84257344 94789512 106638201 126386016 142184268 168514688 189579024 213276402 252772032 284368536 379158048 426552804 505544064 568737072 758316096 853105608 1137474144 1516632192 1706211216 2274948288 3412422432 4549896576 6824844864 13649689728
- Sum of all divisors σ(n): 40805737500
- Sum of proper divisors (its aliquot sum) s(n): 27156047772
- 13649689728 is an abundant number, because the sum of its proper divisors (27156047772) is greater than itself. Its abundance is 13506358044
Bases of 13649689728
- Binary: 11001011011001010110111100100000002
- Hexadecimal: 0x32D95BC80
- Base-36: 69QO800
Squares and roots of 13649689728
- 13649689728 squared (136496897282) is 186314029670668713984
- 13649689728 cubed (136496897283) is 2543128696978013968158374756352
-
The
square root of 13649689728 is 116831.8866063541 -
The
cube root of 13649689728 is 2389.8699022921
Scales and comparisons
How big is 13649689728?- 13,649,689,728 seconds is equal to 434 years, 6 days, 12 hours, 28 minutes, 48 seconds.
-
To count from 1 to 13,649,689,728 would take you about eight hundred sixty-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 13649689728 cubic inches would be around 199.2 feet tall.
Recreational maths with 13649689728
- 13649689728 backwards is 82798694631
- The number of decimal digits it has is: 11
- The sum of 13649689728's digits is 63
- More coming soon!
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