81550031823072000
81,550,031,823,072,000 is an even composite number composed of four prime numbers multiplied together.
81550031823072000 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 81550031823072000:
28 × 32 × 53 × 283159832719
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 283159832719)See below for interesting mathematical facts about the number 81550031823072000 from the Numbermatics database.
Names of 81550031823072000
- Cardinal: 81550031823072000 can be written as Eighty-one quadrillion, five hundred fifty trillion, thirty-one billion, eight hundred twenty-three million, seventy-two thousand.
Scientific notation
- Scientific notation: 8.1550031823072 × 1016
Factors of 81550031823072000
- Number of distinct prime factors ω(n): 4
- Total number of prime factors Ω(n): 14
- Sum of prime factors: 283159832729
Divisors of 81550031823072000
- Number of divisors d(n): 216
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 80 90 96 100 120 125 128 144 150 160 180 192 200 225 240 250 256 288 300 320 360 375 384 400 450 480 500 576 600 640 720 750 768 800 900 960 1000 1125 1152 1200 1280 1440 1500 1600 1800 1920 2000 2250 2304 2400 2880 3000 3200 3600 3840 4000 4500 4800 5760 6000 6400 7200 8000 9000 9600 11520 12000 14400 16000 18000 19200 24000 28800 32000 36000 48000 57600 72000 96000 144000 288000 283159832719 566319665438 849479498157 1132639330876 1415799163595 1698958996314 2265278661752 2548438494471 2831598327190 3397917992628 4247397490785 4530557323504 5096876988942 5663196654380 6795835985256 7078995817975 8494794981570 9061114647008 10193753977884 11326393308760 12742192472355 13591671970512 14157991635950 16989589963140 18122229294016 20387507955768 21236987453925 22652786617520 25484384944710 27183343941024 28315983271900 33979179926280 35394979089875 36244458588032 40775015911536 42473974907850 45305573235040 50968769889420 54366687882048 56631966543800 63710962361775 67958359852560 70789958179750 72488917176064 81550031823072 84947949815700 90611146470080 101937539778840 106184937269625 108733375764096 113263933087600 127421924723550 135916719705120 141579916359500 163100063646144 169895899631400 181222292940160 203875079557680 212369874539250 217466751528192 226527866175200 254843849447100 271833439410240 283159832719000 318554811808875 326200127292288 339791799262800 362444585880320 407750159115360 424739749078500 453055732350400 509687698894200 543666878820480 566319665438000 637109623617750 652400254584576 679583598525600 815500318230720 849479498157000 906111464700800 1019375397788400 1087333757640960 1132639330876000 1274219247235500 1359167197051200 1631000636461440 1698958996314000 1812222929401600 2038750795576800 2265278661752000 2548438494471000 2718334394102400 3262001272922880 3397917992628000 4077501591153600 4530557323504000 5096876988942000 5436668788204800 6795835985256000 8155003182307200 9061114647008000 10193753977884000 13591671970512000 16310006364614400 20387507955768000 27183343941024000 40775015911536000 81550031823072000
- Sum of all divisors σ(n): 293440799926397760
- Sum of proper divisors (its aliquot sum) s(n): 211890768103325760
- 81550031823072000 is an abundant number, because the sum of its proper divisors (211890768103325760) is greater than itself. Its abundance is 130340736280253760
Bases of 81550031823072000
- Binary: 1001000011011100101010010011001100011110001101011000000002
- Hexadecimal: 0x121B952663C6B00
- Base-36: MAZ2NFG14W0
Squares and roots of 81550031823072000
- 81550031823072000 squared (815500318230720002) is 6650407690344055907911517184000000
- 81550031823072000 cubed (815500318230720003) is 542340958783960518462780155848780975669248000000000
-
The
square root of 81550031823072000 is 285569661.9444579585 -
The
cube root of 81550031823072000 is 433652.0245528823
Scales and comparisons
How big is 81550031823072000?- 81,550,031,823,072,000 seconds is equal to 2,593,038,761 years, 8 weeks, 3 days, 8 hours.
-
To count from 1 to 81,550,031,823,072,000 would take you about seven billion, seven hundred seventy-nine million, one hundred sixteen thousand, two hundred eighty-three 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 81550031823072000 cubic inches would be around 36137.7 feet tall.
Recreational maths with 81550031823072000
- 81550031823072000 backwards is 00027032813005518
- 81550031823072000 is a
Harshad number . - The number of decimal digits it has is: 17
- The sum of 81550031823072000's digits is 45
- More coming soon!
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