82120401408
82,120,401,408 is an even composite number composed of five prime numbers multiplied together.
82120401408 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 82120401408:
29 × 3 × 53 × 79 × 1132
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 53 × 79 × 113 × 113)See below for interesting mathematical facts about the number 82120401408 from the Numbermatics database.
Names of 82120401408
- Cardinal: 82120401408 can be written as Eighty-two billion, one hundred twenty million, four hundred one thousand, four hundred eight.
Scientific notation
- Scientific notation: 8.2120401408 × 1010
Factors of 82120401408
Divisors of 82120401408
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 6 8 12 16 24 32 48 53 64 79 96 106 113 128 158 159 192 212 226 237 256 316 318 339 384 424 452 474 512 632 636 678 768 848 904 948 1264 1272 1356 1536 1696 1808 1896 2528 2544 2712 3392 3616 3792 4187 5056 5088 5424 5989 6784 7232 7584 8374 8927 10112 10176 10848 11978 12561 12769 13568 14464 15168 16748 17854 17967 20224 20352 21696 23956 25122 25538 26781 27136 28928 30336 33496 35708 35934 38307 40448 40704 43392 47912 50244 51076 53562 57856 60672 66992 71416 71868 76614 81408 86784 95824 100488 102152 107124 121344 133984 142832 143736 153228 173568 191648 200976 204304 214248 267968 285664 287472 306456 383296 401952 408608 428496 473131 535936 571328 574944 612912 676757 766592 803904 817216 856992 946262 1008751 1071872 1142656 1149888 1225824 1353514 1419393 1533184 1607808 1634432 1713984 1892524 2017502 2030271 2143744 2285312 2299776 2451648 2707028 2838786 3026253 3066368 3215616 3268864 3427968 3785048 4035004 4060542 4570624 4599552 4903296 5414056 5677572 6052506 6431232 6537728 6855936 7570096 8070008 8121084 9199104 9806592 10828112 11355144 12105012 13711872 15140192 16140016 16242168 19613184 21656224 22710288 24210024 30280384 32280032 32484336 43312448 45420576 48420048 53463803 60560768 64560064 64968672 86624896 90841152 96840096 106927606 121121536 129120128 129937344 160391409 173249792 181682304 193680192 213855212 242243072 258240256 259874688 320782818 346499584 363364608 387360384 427710424 516480512 519749376 641565636 726729216 774720768 855420848 1039498752 1283131272 1549441536 1710841696 2566262544 3421683392 5132525088 6843366784 10265050176 13686733568 20530100352 27373467136 41060200704 82120401408
- Sum of all divisors σ(n): 227738459520
- Sum of proper divisors (its aliquot sum) s(n): 145618058112
- 82120401408 is an abundant number, because the sum of its proper divisors (145618058112) is greater than itself. Its abundance is 63497656704
Bases of 82120401408
- Binary: 10011000111101100000111100010000000002
- Hexadecimal: 0x131EC1E200
- Base-36: 11Q4D79C
Squares and roots of 82120401408
- 82120401408 squared (821204014082) is 6743760327411048382464
- 82120401408 cubed (821204014083) is 553800305086340798582052788109312
-
The
square root of 82120401408 is 286566.5741289447 -
The
cube root of 82120401408 is 4346.6067942289
Scales and comparisons
How big is 82120401408?- 82,120,401,408 seconds is equal to 2,611 years, 9 weeks, 14 hours, 36 minutes, 48 seconds.
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To count from 1 to 82,120,401,408 would take you about five thousand, two hundred twenty-two 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 82120401408 cubic inches would be around 362.2 feet tall.
Recreational maths with 82120401408
- 82120401408 backwards is 80410402128
- The number of decimal digits it has is: 11
- The sum of 82120401408's digits is 30
- More coming soon!
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