18118891943936

Names of 18118891943936

• Cardinal: 18118891943936 can be written as Eighteen trillion, one hundred eighteen billion, eight hundred ninety-one million, nine hundred forty-three thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.8118891943936 × 10¹³

Factors of 18118891943936

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 569

Divisors of 18118891943936

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 73 112 128 146 224 256 292 448 487 511 512 584 896 974 1022 1024 1168 1792 1948 2044 2048 2336 3409 3584 3896 4088 4672 5329 6818 7168 7792 8176 9344 10658 13636 14336 15584 16352 18688 21316 27272 31168 32704 35551 37303 37376 42632 54544 62336 65408 71102 74606 74752 85264 109088 124672 130816 142204 149212 149504 170528 218176 237169 248857 249344 261632 284408 298424 341056 436352 474338 497714 498688 523264 568816 596848 682112 872704 948676 995428 997376 1046528 1137632 1193696 1364224 1660183 1745408 1897352 1990856 2275264 2387392 2595223 2728448 3320366 3490816 3794704 3981712 4550528 4774784 5190446 5456896 6640732 6981632 7589408 7963424 9101056 9549568 10380892 10913792 13281464 15178816 15926848 17313337 18166561 18202112 19099136 20761784 26562928 30357632 31853696 34626674 36333122 36404224 38198272 41523568 53125856 60715264 63707392 69253348 72666244 72808448 76396544 83047136 106251712 121193359 121430528 127414784 138506696 145332488 166094272 212503424 242386718 242861056 254829568 277013392 290664976 332188544 425006848 484773436 485722112 509659136 554026784 581329952 664377088 850013696 969546872 1108053568 1162659904 1263873601 1328754176 1700027392 1939093744 2216107136 2325319808 2527747202 2657508352 3400054784 3878187488 4432214272 4650639616 5055494404 5315016704 7756374976 8847115207 8864428544 9301279232 10110988808 15512749952 17694230414 17728857088 18602558464 20221977616 31025499904 35388460828 35457714176 37205116928 40443955232 62050999808 70776921656 80887910464 124101999616 141553843312 161775820928 248203999232 283107686624 323551641856 566215373248 647103283712 1132430746496 1294206567424 2264861492992 2588413134848 4529722985984 9059445971968 18118891943936
• Sum of all divisors σ(n): 42065830857960
• Sum of proper divisors (its aliquot sum) s(n): 23946938914024
• 18118891943936 is an abundant number, because the sum of its proper divisors (23946938914024) is greater than itself. Its abundance is 5828046970088

Bases of 18118891943936

• Binary: 100000111101010100010000111100011100000000000₂
• Hexadecimal: 0x107AA21E3800
• Base-36: 6F7PCG3Y8

Squares and roots of 18118891943936

• 18118891943936 squared (18118891943936²) is 328294245276028880967172096
• 18118891943936 cubed (18118891943936³) is 5948327955972388915969763570294095609856
• The square root of 18118891943936 is 4256629.1762304125
• The cube root of 18118891943936 is 26264.9882990545

Scales and comparisons

• 18,118,891,943,936 seconds is equal to 576,124 years, 37 weeks, 2 days, 11 hours, 58 minutes, 56 seconds.
• To count from 1 to 18,118,891,943,936 would take you about one million, four hundred forty thousand, three hundred eleven 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 18118891943936 cubic inches would be around 2188.7 feet tall.

Recreational maths with 18118891943936

• 18118891943936 backwards is 63934919881181
• The number of decimal digits it has is: 14
• The sum of 18118891943936's digits is 71
• More coming soon!