55188538640
55,188,538,640 is an even composite number composed of five prime numbers multiplied together.
55188538640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 55188538640:
24 × 5 × 233 × 312 × 59
(2 × 2 × 2 × 2 × 5 × 23 × 23 × 23 × 31 × 31 × 59)See below for interesting mathematical facts about the number 55188538640 from the Numbermatics database.
Names of 55188538640
- Cardinal: 55188538640 can be written as Fifty-five billion, one hundred eighty-eight million, five hundred thirty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 5.518853864 × 1010
Factors of 55188538640
Divisors of 55188538640
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 4 5 8 10 16 20 23 31 40 46 59 62 80 92 115 118 124 155 184 230 236 248 295 310 368 460 472 496 529 590 620 713 920 944 961 1058 1180 1240 1357 1426 1829 1840 1922 2116 2360 2480 2645 2714 2852 3565 3658 3844 4232 4720 4805 5290 5428 5704 6785 7130 7316 7688 8464 9145 9610 10580 10856 11408 12167 13570 14260 14632 15376 16399 18290 19220 21160 21712 22103 24334 27140 28520 29264 31211 32798 36580 38440 42067 42320 44206 48668 54280 56699 57040 60835 62422 65596 73160 76880 81995 84134 88412 97336 108560 110515 113398 121670 124844 131192 146320 156055 163990 168268 176824 194672 210335 221030 226796 243340 249688 262384 283495 312110 327980 336536 353648 377177 420670 442060 453592 486680 499376 508369 566990 624220 655960 673072 717853 754354 841340 884120 907184 967541 973360 1016738 1133980 1248440 1304077 1311920 1435706 1508708 1682680 1768240 1885885 1935082 2033476 2267960 2496880 2541845 2608154 2871412 3017416 3365360 3589265 3771770 3870164 4066952 4535920 4837705 5083690 5216308 5742824 6034832 6520385 7178530 7543540 7740328 8133904 9675410 10167380 10432616 11485648 11692487 13040770 14357060 15087080 15480656 19350820 20334760 20865232 22253443 23384974 26081540 28714120 29993771 30174160 38701640 40669520 44506886 46769948 52163080 57428240 58462435 59987542 77403280 89013772 93539896 104326160 111267215 116924870 119975084 149968855 178027544 187079792 222534430 233849740 239950168 299937710 356055088 445068860 467699480 479900336 599875420 689856733 890137720 935398960 1199750840 1379713466 1780275440 2399501680 2759426932 3449283665 5518853864 6898567330 11037707728 13797134660 27594269320 55188538640
- Sum of all divisors σ(n): 140961513600
- Sum of proper divisors (its aliquot sum) s(n): 85772974960
- 55188538640 is an abundant number, because the sum of its proper divisors (85772974960) is greater than itself. Its abundance is 30584436320
Bases of 55188538640
- Binary: 1100110110010111111001000101000100002
- Hexadecimal: 0xCD97E4510
- Base-36: PCPTWY8
Squares and roots of 55188538640
- 55188538640 squared (551885386402) is 3045774797218773049600
- 55188538640 cubed (551885386403) is 168091860085046420981240236544000
-
The
square root of 55188538640 is 234922.4098292881 -
The
cube root of 55188538640 is 3807.2929804679
Scales and comparisons
How big is 55188538640?- 55,188,538,640 seconds is equal to 1,754 years, 42 weeks, 6 days, 5 hours, 37 minutes, 20 seconds.
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To count from 1 to 55,188,538,640 would take you about three thousand, five hundred nine 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 55188538640 cubic inches would be around 317.3 feet tall.
Recreational maths with 55188538640
- 55188538640 backwards is 04683588155
- The number of decimal digits it has is: 11
- The sum of 55188538640's digits is 53
- More coming soon!
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