1221225408
1,221,225,408 is an even composite number composed of five prime numbers multiplied together.
1221225408 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 1221225408:
26 × 32 × 13 × 31 × 5261
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 13 × 31 × 5261)See below for interesting mathematical facts about the number 1221225408 from the Numbermatics database.
Names of 1221225408
- Cardinal: 1221225408 can be written as One billion, two hundred twenty-one million, two hundred twenty-five thousand, four hundred eight.
Scientific notation
- Scientific notation: 1.221225408 × 109
Factors of 1221225408
Divisors of 1221225408
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 31 32 36 39 48 52 62 64 72 78 93 96 104 117 124 144 156 186 192 208 234 248 279 288 312 372 403 416 468 496 558 576 624 744 806 832 936 992 1116 1209 1248 1488 1612 1872 1984 2232 2418 2496 2976 3224 3627 3744 4464 4836 5261 5952 6448 7254 7488 8928 9672 10522 12896 14508 15783 17856 19344 21044 25792 29016 31566 38688 42088 47349 58032 63132 68393 77376 84176 94698 116064 126264 136786 163091 168352 189396 205179 232128 252528 273572 326182 336704 378792 410358 489273 505056 547144 615537 652364 757584 820716 978546 1010112 1094288 1231074 1304728 1467819 1515168 1641432 1957092 2120183 2188576 2462148 2609456 2935638 3030336 3282864 3914184 4240366 4377152 4924296 5218912 5871276 6360549 6565728 7828368 8480732 9848592 10437824 11742552 12721098 13131456 15656736 16961464 19081647 19697184 23485104 25442196 31313472 33922928 38163294 39394368 46970208 50884392 67845856 76326588 93940416 101768784 135691712 152653176 203537568 305306352 407075136 610612704 1221225408
- Sum of all divisors σ(n): 3892027776
- Sum of proper divisors (its aliquot sum) s(n): 2670802368
- 1221225408 is an abundant number, because the sum of its proper divisors (2670802368) is greater than itself. Its abundance is 1449576960
Bases of 1221225408
- Binary: 10010001100101001101011110000002
- Hexadecimal: 0x48CA6BC0
- Base-36: K733K0
Squares and roots of 1221225408
- 1221225408 squared (12212254082) is 1491391497144766464
- 1221225408 cubed (12212254083) is 1821325189588348260063117312
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The
square root of 1221225408 is 34946.0356549925 -
The
cube root of 1221225408 is 1068.8873658669
Scales and comparisons
How big is 1221225408?- 1,221,225,408 seconds is equal to 38 years, 43 weeks, 1 day, 13 hours, 16 minutes, 48 seconds.
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To count from 1 to 1,221,225,408 would take you about seventy-seven 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 1221225408 cubic inches would be around 89.1 feet tall.
Recreational maths with 1221225408
- 1221225408 backwards is 8045221221
- The number of decimal digits it has is: 10
- The sum of 1221225408's digits is 27
- More coming soon!
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The information we have on file for 1221225408 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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