389713680
389,713,680 is an even composite number composed of four prime numbers multiplied together.
389713680 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 389713680:
24 × 35 × 5 × 20047
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 20047)See below for interesting mathematical facts about the number 389713680 from the Numbermatics database.
Names of 389713680
- Cardinal: 389713680 can be written as Three hundred eighty-nine million, seven hundred thirteen thousand, six hundred eighty.
Scientific notation
- Scientific notation: 3.8971368 × 108
Factors of 389713680
Divisors of 389713680
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 144 162 180 216 240 243 270 324 360 405 432 486 540 648 720 810 972 1080 1215 1296 1620 1944 2160 2430 3240 3888 4860 6480 9720 19440 20047 40094 60141 80188 100235 120282 160376 180423 200470 240564 300705 320752 360846 400940 481128 541269 601410 721692 801880 902115 962256 1082538 1202820 1443384 1603760 1623807 1804230 2165076 2405640 2706345 2886768 3247614 3608460 4330152 4811280 4871421 5412690 6495228 7216920 8119035 8660304 9742842 10825380 12990456 14433840 16238070 19485684 21650760 24357105 25980912 32476140 38971368 43301520 48714210 64952280 77942736 97428420 129904560 194856840 389713680
- Sum of all divisors σ(n): 1357329792
- Sum of proper divisors (its aliquot sum) s(n): 967616112
- 389713680 is an abundant number, because the sum of its proper divisors (967616112) is greater than itself. Its abundance is 577902432
Bases of 389713680
- Binary: 101110011101010001111000100002
- Hexadecimal: 0x173A8F10
- Base-36: 6G0X00
Squares and roots of 389713680
- 389713680 squared (3897136802) is 151876752379142400
- 389713680 cubed (3897136803) is 59188448076124339948032000
-
The
square root of 389713680 is 19741.1671387485 -
The
cube root of 389713680 is 730.4355191873
Scales and comparisons
How big is 389713680?- 389,713,680 seconds is equal to 12 years, 20 weeks, 2 days, 13 hours, 48 minutes.
-
To count from 1 to 389,713,680 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 389713680 cubic inches would be around 60.9 feet tall.
Recreational maths with 389713680
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