31894642528473361920
31,894,642,528,473,361,920 is an even composite number composed of five prime numbers multiplied together.
31894642528473361920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 31894642528473361920:
29 × 3 × 5 × 79 × 52568965137911
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 79 × 52568965137911)See below for interesting mathematical facts about the number 31894642528473361920 from the Numbermatics database.
Names of 31894642528473361920
- Cardinal: 31894642528473361920 can be written as Thirty-one quintillion, eight hundred ninety-four quadrillion, six hundred forty-two trillion, five hundred twenty-eight billion, four hundred seventy-three million, three hundred sixty-one thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.189464252847336192 × 1019
Factors of 31894642528473361920
- Number of distinct prime factors ω(n): 5
- Total number of prime factors Ω(n): 13
- Sum of prime factors: 52568965138000
Divisors of 31894642528473361920
- Number of divisors d(n): 160
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 79 80 96 120 128 158 160 192 237 240 256 316 320 384 395 474 480 512 632 640 768 790 948 960 1185 1264 1280 1536 1580 1896 1920 2370 2528 2560 3160 3792 3840 4740 5056 6320 7584 7680 9480 10112 12640 15168 18960 20224 25280 30336 37920 40448 50560 60672 75840 101120 121344 151680 202240 303360 606720 52568965137911 105137930275822 157706895413733 210275860551644 262844825689555 315413790827466 420551721103288 525689651379110 630827581654932 788534477068665 841103442206576 1051379302758220 1261655163309864 1577068954137330 1682206884413152 2102758605516440 2523310326619728 3154137908274660 3364413768826304 4152948245894969 4205517211032880 5046620653239456 6308275816549320 6728827537652608 8305896491789938 8411034422065760 10093241306478912 12458844737684907 12616551633098640 13457655075305216 16611792983579876 16822068844131520 20186482612957824 20764741229474845 24917689475369814 25233103266197280 26915310150610432 33223585967159752 33644137688263040 40372965225915648 41529482458949690 49835378950739628 50466206532394560 62294223688424535 66447171934319504 67288275376526080 80745930451831296 83058964917899380 99670757901479256 100932413064789120 124588447376849070 132894343868639008 134576550753052160 166117929835798760 199341515802958512 201864826129578240 249176894753698140 265788687737278016 332235859671597520 398683031605917024 403729652259156480 498353789507396280 531577375474556032 664471719343195040 797366063211834048 996707579014792560 1063154750949112064 1328943438686390080 1594732126423668096 1993415158029585120 2126309501898224128 2657886877372780160 3189464252847336192 3986830316059170240 5315773754745560320 6378928505694672384 7973660632118340480 10631547509491120640 15947321264236680960 31894642528473361920
- Sum of all divisors σ(n): 103253858565281233920
- Sum of proper divisors (its aliquot sum) s(n): 71359216036807872000
- 31894642528473361920 is an abundant number, because the sum of its proper divisors (71359216036807872000) is greater than itself. Its abundance is 39464573508334510080
Bases of 31894642528473361920
- Binary: 110111010101000001000100001100101000000111011100010101110000000002
- Hexadecimal: 0x1BAA0886503B8AE00
- Base-36: 6QBJF6DOQEY2O
Squares and roots of 31894642528473361920
- 31894642528473361920 squared (318946425284733619202) is 1017268222019101649233759539027306086400
- 31894642528473361920 cubed (318946425284733619203) is 32445406296874921528735953840142451400778962960685989888000
-
The
square root of 31894642528473361920 is 5647534198.9644792163 -
The
cube root of 31894642528473361920 is 3171314.0113509243
Scales and comparisons
How big is 31894642528473361920?- 31,894,642,528,473,361,920 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
-
To count from 1 to 31,894,642,528,473,361,920 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 31894642528473361920 cubic inches would be around 264276.2 feet tall.
Recreational maths with 31894642528473361920
- 31894642528473361920 backwards is 02916337482524649813
- The number of decimal digits it has is: 20
- The sum of 31894642528473361920's digits is 87
- More coming soon!
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