20404789920
20,404,789,920 is an even composite number composed of six prime numbers multiplied together.
20404789920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 20404789920:
25 × 33 × 5 × 17 × 79 × 3517
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 17 × 79 × 3517)See below for interesting mathematical facts about the number 20404789920 from the Numbermatics database.
Names of 20404789920
- Cardinal: 20404789920 can be written as Twenty billion, four hundred four million, seven hundred eighty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.040478992 × 1010
Factors of 20404789920
Divisors of 20404789920
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 32 34 36 40 45 48 51 54 60 68 72 79 80 85 90 96 102 108 120 135 136 144 153 158 160 170 180 204 216 237 240 255 270 272 288 306 316 340 360 395 408 432 459 474 480 510 540 544 612 632 680 711 720 765 790 816 864 918 948 1020 1080 1185 1224 1264 1343 1360 1422 1440 1530 1580 1632 1836 1896 2040 2133 2160 2295 2370 2448 2528 2686 2720 2844 3060 3160 3517 3555 3672 3792 4029 4080 4266 4320 4590 4740 4896 5372 5688 6120 6320 6715 7034 7110 7344 7584 8058 8160 8532 9180 9480 10551 10665 10744 11376 12087 12240 12640 13430 14068 14220 14688 16116 17064 17585 18360 18960 20145 21102 21330 21488 22752 24174 24480 26860 28136 28440 31653 32232 34128 35170 36261 36720 37920 40290 42204 42660 42976 48348 52755 53720 56272 56880 59789 60435 63306 64464 68256 70340 72522 73440 80580 84408 85320 94959 96696 105510 107440 112544 113760 119578 120870 126612 128928 140680 145044 158265 161160 168816 170640 179367 181305 189918 193392 211020 214880 239156 241740 253224 277843 281360 290088 298945 316530 322320 337632 341280 358734 362610 379836 386784 422040 474795 478312 483480 506448 538101 555686 562720 580176 597890 633060 644640 717468 725220 759672 833529 844080 896835 949590 956624 966960 1012896 1076202 1111372 1160352 1195780 1266120 1389215 1434936 1450440 1519344 1614303 1667058 1688160 1793670 1899180 1913248 1933920 2152404 2222744 2391560 2500587 2532240 2690505 2778430 2869872 2900880 3038688 3228606 3334116 3587340 3798360 4167645 4304808 4445488 4723331 4783120 5001174 5064480 5381010 5556860 5739744 5801760 6457212 6668232 7174680 7501761 7596720 8071515 8335290 8609616 8890976 9446662 9566240 10002348 10762020 11113720 12502935 12914424 13336464 14169993 14349360 15003522 15193440 16143030 16670580 17219232 18893324 20004696 21524040 22227440 23616655 25005870 25828848 26672928 28339986 28698720 30007044 32286060 33341160 37508805 37786648 40009392 42509979 43048080 44454880 47233310 50011740 51657696 56679972 60014088 64572120 66682320 70849965 75017610 75573296 80018784 85019958 86096160 94466620 100023480 113359944 120028176 127529937 129144240 133364640 141699930 150035220 151146592 170039916 188933240 200046960 212549895 226719888 240056352 255059874 258288480 283399860 300070440 340079832 377866480 400093920 425099790 453439776 510119748 566799720 600140880 637649685 680159664 755732960 850199580 1020239496 1133599440 1200281760 1275299370 1360319328 1700399160 2040478992 2267198880 2550598740 3400798320 4080957984 5101197480 6801596640 10202394960 20404789920
- Sum of all divisors σ(n): 76596710400
- Sum of proper divisors (its aliquot sum) s(n): 56191920480
- 20404789920 is an abundant number, because the sum of its proper divisors (56191920480) is greater than itself. Its abundance is 35787130560
Bases of 20404789920
- Binary: 100110000000011100001100010101000002
- Hexadecimal: 0x4C03862A0
- Base-36: 9DGHGO0
Squares and roots of 20404789920
- 20404789920 squared (204047899202) is 416355451679333606400
- 20404789920 cubed (204047899203) is 8495645523563513444187967488000
-
The
square root of 20404789920 is 142845.3356606369 -
The
cube root of 20404789920 is 2732.6082547619
Scales and comparisons
How big is 20404789920?- 20,404,789,920 seconds is equal to 648 years, 42 weeks, 13 hours, 12 minutes.
-
To count from 1 to 20,404,789,920 would take you about one thousand, two hundred ninety-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 20404789920 cubic inches would be around 227.7 feet tall.
Recreational maths with 20404789920
- 20404789920 backwards is 02998740402
- 20404789920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20404789920's digits is 45
- More coming soon!
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The information we have on file for 20404789920 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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