20315267820
20,315,267,820 is an even composite number composed of seven prime numbers multiplied together.
20315267820 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 20315267820:
22 × 32 × 5 × 31 × 53 × 73 × 941
(2 × 2 × 3 × 3 × 5 × 31 × 53 × 73 × 941)See below for interesting mathematical facts about the number 20315267820 from the Numbermatics database.
Names of 20315267820
- Cardinal: 20315267820 can be written as Twenty billion, three hundred fifteen million, two hundred sixty-seven thousand, eight hundred twenty.
Scientific notation
- Scientific notation: 2.031526782 × 1010
Factors of 20315267820
Divisors of 20315267820
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 30 31 36 45 53 60 62 73 90 93 106 124 146 155 159 180 186 212 219 265 279 292 310 318 365 372 438 465 477 530 558 620 636 657 730 795 876 930 941 954 1060 1095 1116 1314 1395 1460 1590 1643 1860 1882 1908 2190 2263 2385 2628 2790 2823 3180 3285 3286 3764 3869 4380 4526 4705 4770 4929 5580 5646 6570 6572 6789 7738 8215 8469 9052 9410 9540 9858 11292 11315 11607 13140 13578 14115 14787 15476 16430 16938 18820 19345 19716 20367 22630 23214 24645 27156 28230 29171 29574 32860 33876 33945 34821 38690 40734 42345 45260 46428 49290 49873 56460 58035 58342 59148 67890 68693 69642 73935 77380 81468 84690 87513 98580 99746 101835 116070 116684 119939 135780 137386 139284 145855 147870 149619 169380 174105 175026 199492 203670 206079 232140 239878 249365 262539 274772 291710 295740 299238 343465 348210 350052 359817 407340 412158 437565 448857 479756 498730 525078 583420 598476 599695 618237 686930 696420 719634 748095 824316 875130 897714 997460 1030395 1050156 1079451 1199390 1236474 1312695 1373860 1439268 1496190 1546063 1750260 1795428 1799085 2060790 2129483 2158902 2244285 2398780 2472948 2625390 2992380 3091185 3092126 3598170 3640729 4121580 4258966 4317804 4488570 4638189 5250780 5397255 6182370 6184252 6388449 7196340 7281458 7730315 8517932 8977140 9276378 10647415 10794510 10922187 12364740 12776898 13914567 14562916 15460630 18203645 18552756 19165347 21294830 21589020 21844374 23190945 25553796 27829134 30921260 31942245 32766561 36407290 38330694 42589660 43688748 46381890 54610935 55658268 63884490 65533122 69572835 72814580 76661388 92763780 95826735 109221870 112862599 127768980 131066244 139145670 163832805 191653470 218443740 225725198 278291340 327665610 338587797 383306940 451450396 564312995 655331220 677175594 1015763391 1128625990 1354351188 1692938985 2031526782 2257251980 3385877970 4063053564 5078816955 6771755940 10157633910 20315267820
- Sum of all divisors σ(n): 65768661504
- Sum of proper divisors (its aliquot sum) s(n): 45453393684
- 20315267820 is an abundant number, because the sum of its proper divisors (45453393684) is greater than itself. Its abundance is 25138125864
Bases of 20315267820
- Binary: 100101110101110001001100010111011002
- Hexadecimal: 0x4BAE262EC
- Base-36: 9BZ6OZ0
Squares and roots of 20315267820
- 20315267820 squared (203152678202) is 412710106598327552400
- 20315267820 cubed (203152678203) is 8384316347565773391091083768000
-
The
square root of 20315267820 is 142531.6379615417 -
The
cube root of 20315267820 is 2728.6061314211
Scales and comparisons
How big is 20315267820?- 20,315,267,820 seconds is equal to 645 years, 50 weeks, 9 hours, 57 minutes.
-
To count from 1 to 20,315,267,820 would take you about one thousand, two hundred ninety-one 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 20315267820 cubic inches would be around 227.4 feet tall.
Recreational maths with 20315267820
- 20315267820 backwards is 02876251302
- 20315267820 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20315267820's digits is 36
- More coming soon!
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