31478286972
31,478,286,972 is an even composite number composed of six prime numbers multiplied together.
31478286972 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 31478286972:
22 × 3 × 112 × 31 × 641 × 1091
(2 × 2 × 3 × 11 × 11 × 31 × 641 × 1091)See below for interesting mathematical facts about the number 31478286972 from the Numbermatics database.
Names of 31478286972
- Cardinal: 31478286972 can be written as Thirty-one billion, four hundred seventy-eight million, two hundred eighty-six thousand, nine hundred seventy-two.
Scientific notation
- Scientific notation: 3.1478286972 × 1010
Factors of 31478286972
Divisors of 31478286972
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 11 12 22 31 33 44 62 66 93 121 124 132 186 242 341 363 372 484 641 682 726 1023 1091 1282 1364 1452 1923 2046 2182 2564 3273 3751 3846 4092 4364 6546 7051 7502 7692 11253 12001 13092 14102 15004 19871 21153 22506 24002 28204 33821 36003 39742 42306 45012 48004 59613 67642 72006 77561 79484 84612 101463 119226 132011 135284 144012 155122 202926 218581 232683 238452 264022 310244 372031 396033 405852 437162 465366 528044 655743 699331 744062 792066 874324 930732 1116093 1311486 1398662 1488124 1584132 2097993 2232186 2404391 2622972 2797324 4092341 4195986 4464372 4808782 7213173 7692641 8184682 8391972 9617564 12277023 14426346 15385282 16369364 21679261 23077923 24554046 28852692 30770564 43358522 46155846 49108092 65037783 84619051 86717044 92311692 130075566 169238102 238471871 253857153 260151132 338476204 476943742 507714306 715415613 953887484 1015428612 1430831226 2623190581 2861662452 5246381162 7869571743 10492762324 15739143486 31478286972
- Sum of all divisors σ(n): 83544394752
- Sum of proper divisors (its aliquot sum) s(n): 52066107780
- 31478286972 is an abundant number, because the sum of its proper divisors (52066107780) is greater than itself. Its abundance is 20587820808
Bases of 31478286972
- Binary: 111010101000100000010001010011111002
- Hexadecimal: 0x754408A7C
- Base-36: EGLCXOC
Squares and roots of 31478286972
- 31478286972 squared (314782869722) is 990882550691584928784
- 31478286972 cubed (314782869723) is 31191285286217047453772935002048
-
The
square root of 31478286972 is 177421.2134216199 -
The
cube root of 31478286972 is 3157.4539849823
Scales and comparisons
How big is 31478286972?- 31,478,286,972 seconds is equal to 1,000 years, 47 weeks, 3 days, 36 minutes, 12 seconds.
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To count from 1 to 31,478,286,972 would take you about two thousand and one 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 31478286972 cubic inches would be around 263.1 feet tall.
Recreational maths with 31478286972
- 31478286972 backwards is 27968287413
- The number of decimal digits it has is: 11
- The sum of 31478286972's digits is 57
- More coming soon!
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The information we have on file for 31478286972 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!
Keywords: Divisors of 31478286972, math, Factors of 31478286972, curriculum, school, college, exams, university, Prime factorization of 31478286972, STEM, science, technology, engineering, physics, economics, calculator, thirty-one billion, four hundred seventy-eight million, two hundred eighty-six thousand, nine hundred seventy-two.