138472320
138,472,320 is an even composite number composed of five prime numbers multiplied together.
138472320 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 138472320:
27 × 3 × 5 × 7 × 10303
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 10303)See below for interesting mathematical facts about the number 138472320 from the Numbermatics database.
Names of 138472320
- Cardinal: 138472320 can be written as One hundred thirty-eight million, four hundred seventy-two thousand, three hundred twenty.
Scientific notation
- Scientific notation: 1.3847232 × 108
Factors of 138472320
Divisors of 138472320
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 128 140 160 168 192 210 224 240 280 320 336 384 420 448 480 560 640 672 840 896 960 1120 1344 1680 1920 2240 2688 3360 4480 6720 10303 13440 20606 30909 41212 51515 61818 72121 82424 103030 123636 144242 154545 164848 206060 216363 247272 288484 309090 329696 360605 412120 432726 494544 576968 618180 659392 721210 824240 865452 989088 1081815 1153936 1236360 1318784 1442420 1648480 1730904 1978176 2163630 2307872 2472720 2884840 3296960 3461808 3956352 4327260 4615744 4945440 5769680 6593920 6923616 8654520 9231488 9890880 11539360 13847232 17309040 19781760 23078720 27694464 34618080 46157440 69236160 138472320
- Sum of all divisors σ(n): 504483840
- Sum of proper divisors (its aliquot sum) s(n): 366011520
- 138472320 is an abundant number, because the sum of its proper divisors (366011520) is greater than itself. Its abundance is 227539200
Bases of 138472320
- Binary: 10000100000011101011100000002
- Hexadecimal: 0x840EB80
- Base-36: 2AFXXC
Squares and roots of 138472320
- 138472320 squared (1384723202) is 19174583406182400
- 138472320 cubed (1384723203) is 2655149049287579271168000
-
The
square root of 138472320 is 11767.4262266649 -
The
cube root of 138472320 is 517.3538152753
Scales and comparisons
How big is 138472320?- 138,472,320 seconds is equal to 4 years, 20 weeks, 6 days, 16 hours, 32 minutes.
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To count from 1 to 138,472,320 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 138472320 cubic inches would be around 43.1 feet tall.
Recreational maths with 138472320
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The information we have on file for 138472320 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!
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