21395527920
21,395,527,920 is an even composite number composed of six prime numbers multiplied together.
21395527920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21395527920:
24 × 35 × 5 × 13 × 31 × 2731
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 13 × 31 × 2731)See below for interesting mathematical facts about the number 21395527920 from the Numbermatics database.
Names of 21395527920
- Cardinal: 21395527920 can be written as Twenty-one billion, three hundred ninety-five million, five hundred twenty-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.139552792 × 1010
Factors of 21395527920
Divisors of 21395527920
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 31 36 39 40 45 48 52 54 60 62 65 72 78 80 81 90 93 104 108 117 120 124 130 135 144 155 156 162 180 186 195 208 216 234 240 243 248 260 270 279 310 312 324 351 360 372 390 403 405 432 465 468 486 496 520 540 558 585 620 624 648 702 720 744 780 806 810 837 930 936 972 1040 1053 1080 1116 1170 1209 1215 1240 1296 1395 1404 1488 1560 1612 1620 1674 1755 1860 1872 1944 2015 2106 2160 2232 2340 2418 2430 2480 2511 2731 2790 2808 3120 3159 3224 3240 3348 3510 3627 3720 3888 4030 4185 4212 4464 4680 4836 4860 5022 5265 5462 5580 5616 6045 6318 6448 6480 6696 7020 7254 7440 7533 8060 8193 8370 8424 9360 9672 9720 10044 10530 10881 10924 11160 12090 12555 12636 13392 13655 14040 14508 15066 15795 16120 16386 16740 16848 18135 19344 19440 20088 21060 21762 21848 22320 24180 24579 25110 25272 27310 28080 29016 30132 31590 32240 32643 32772 33480 35503 36270 37665 40176 40965 42120 43524 43696 48360 49158 50220 50544 54405 54620 58032 60264 63180 65286 65544 66960 71006 72540 73737 75330 81930 84240 84661 87048 96720 97929 98316 100440 106509 108810 109240 120528 122895 126360 130572 131088 142012 145080 147474 150660 163215 163860 169322 174096 177515 195858 196632 200880 213018 217620 218480 221211 245790 252720 253983 261144 284024 290160 294948 301320 319527 326430 327720 338644 355030 368685 391716 393264 423305 426036 435240 442422 489645 491580 507966 522288 532545 568048 589896 602640 639054 652860 655440 663633 677288 710060 737370 761949 783432 846610 852072 870480 884844 958581 979290 983160 1015932 1065090 1100593 1106055 1179792 1269915 1278108 1305720 1327266 1354576 1420120 1474740 1523898 1566864 1597635 1693220 1704144 1769688 1917162 1958580 1966320 2031864 2130180 2201186 2212110 2285847 2539830 2556216 2611440 2654532 2840240 2875743 2949480 3047796 3195270 3301779 3318165 3386440 3539376 3809745 3834324 3917160 4063728 4260360 4402372 4424220 4571694 4792905 5079660 5112432 5309064 5502965 5751486 5898960 6095592 6390540 6603558 6636330 6772880 6857541 7619490 7668648 7834320 8520720 8627229 8804744 8848440 9143388 9585810 9905337 10159320 10618128 11005930 11429235 11502972 12191184 12781080 13207116 13272660 13715082 14378715 15238980 15337296 16508895 17254458 17609488 17696880 18286776 19171620 19810674 20318640 20572623 22011860 22858470 23005944 25562160 26414232 26545320 27430164 28757430 29716011 30477960 33017790 34287705 34508916 36573552 38343240 39621348 41145246 43136145 44023720 45716940 46011888 49526685 52828464 53090640 54860328 57514860 59432022 60955920 66035580 68575410 69017832 76686480 79242696 82290492 86272290 88047440 89148033 91433880 99053370 102863115 109720656 115029720 118864044 132071160 137150820 138035664 148580055 158485392 164580984 172544580 178296066 182867760 198106740 205726230 230059440 237728088 264142320 267444099 274301640 297160110 329161968 345089160 356592132 396213480 411452460 445740165 475456176 534888198 548603280 594320220 690178320 713184264 792426960 822904920 891480330 1069776396 1188640440 1337220495 1426368528 1645809840 1782960660 2139552792 2377280880 2674440990 3565921320 4279105584 5348881980 7131842640 10697763960 21395527920
- Sum of all divisors σ(n): 82865362944
- Sum of proper divisors (its aliquot sum) s(n): 61469835024
- 21395527920 is an abundant number, because the sum of its proper divisors (61469835024) is greater than itself. Its abundance is 40074307104
Bases of 21395527920
- Binary: 100111110110100010111011000111100002
- Hexadecimal: 0x4FB45D8F0
- Base-36: 9TUCF00
Squares and roots of 21395527920
- 21395527920 squared (213955279202) is 457768614975499526400
- 21395527920 cubed (213955279203) is 9794201182608030233037977088000
-
The
square root of 21395527920 is 146272.1023298701 -
The
cube root of 21395527920 is 2776.1376898267
Scales and comparisons
How big is 21395527920?- 21,395,527,920 seconds is equal to 680 years, 16 weeks, 1 day, 10 hours, 12 minutes.
-
To count from 1 to 21,395,527,920 would take you about one thousand, three hundred sixty 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 21395527920 cubic inches would be around 231.3 feet tall.
Recreational maths with 21395527920
- 21395527920 backwards is 02972559312
- 21395527920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21395527920's digits is 45
- More coming soon!
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Numbermatics. (2024). Number 21395527920 - Facts about the integer. Retrieved 25 June 2024, from https://numbermatics.com/n/21395527920/
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The information we have on file for 21395527920 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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