31997309400
31,997,309,400 is an even composite number composed of five prime numbers multiplied together.
31997309400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 31997309400:
23 × 32 × 52 × 7 × 2539469
(2 × 2 × 2 × 3 × 3 × 5 × 5 × 7 × 2539469)See below for interesting mathematical facts about the number 31997309400 from the Numbermatics database.
Names of 31997309400
- Cardinal: 31997309400 can be written as Thirty-one billion, nine hundred ninety-seven million, three hundred nine thousand, four hundred.
Scientific notation
- Scientific notation: 3.19973094 × 1010
Factors of 31997309400
Divisors of 31997309400
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 25 28 30 35 36 40 42 45 50 56 60 63 70 72 75 84 90 100 105 120 126 140 150 168 175 180 200 210 225 252 280 300 315 350 360 420 450 504 525 600 630 700 840 900 1050 1260 1400 1575 1800 2100 2520 3150 4200 6300 12600 2539469 5078938 7618407 10157876 12697345 15236814 17776283 20315752 22855221 25394690 30473628 35552566 38092035 45710442 50789380 53328849 60947256 63486725 71105132 76184070 88881415 91420884 101578760 106657698 114276105 126973450 142210264 152368140 159986547 177762830 182841768 190460175 213315396 228552210 253946900 266644245 304736280 319973094 355525660 380920350 426630792 444407075 457104420 507893800 533288490 571380525 639946188 711051320 761840700 799932735 888814150 914208840 1066576980 1142761050 1279892376 1333221225 1523681400 1599865470 1777628300 2133153960 2285522100 2666442450 3199730940 3555256600 3999663675 4571044200 5332884900 6399461880 7999327350 10665769800 15998654700 31997309400
- Sum of all divisors σ(n): 122808769200
- Sum of proper divisors (its aliquot sum) s(n): 90811459800
- 31997309400 is an abundant number, because the sum of its proper divisors (90811459800) is greater than itself. Its abundance is 58814150400
Bases of 31997309400
- Binary: 111011100110011000000110001110110002
- Hexadecimal: 0x7733031D8
- Base-36: EP6DDY0
Squares and roots of 31997309400
- 31997309400 squared (319973094002) is 1023827808839328360000
- 31997309400 cubed (319973094003) is 32759735171756044423114584000000
-
The
square root of 31997309400 is 178877.9175862689 -
The
cube root of 31997309400 is 3174.7131209993
Scales and comparisons
How big is 31997309400?- 31,997,309,400 seconds is equal to 1,017 years, 21 weeks, 4 days, 5 hours, 30 minutes.
-
To count from 1 to 31,997,309,400 would take you about two thousand and thirty-four 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 31997309400 cubic inches would be around 264.6 feet tall.
Recreational maths with 31997309400
- 31997309400 backwards is 00490379913
- 31997309400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31997309400's digits is 45
- More coming soon!
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The information we have on file for 31997309400 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!
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