47993890
47,993,890 is an even composite number composed of six prime numbers multiplied together.
47993890 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 47993890:
2 × 5 × 7 × 17 × 31 × 1301
See below for interesting mathematical facts about the number 47993890 from the Numbermatics database.
Names of 47993890
- Cardinal: 47993890 can be written as Forty-seven million, nine hundred ninety-three thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 4.799389 × 107
Factors of 47993890
Divisors of 47993890
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 5 7 10 14 17 31 34 35 62 70 85 119 155 170 217 238 310 434 527 595 1054 1085 1190 1301 2170 2602 2635 3689 5270 6505 7378 9107 13010 18214 18445 22117 36890 40331 44234 45535 80662 91070 110585 154819 201655 221170 282317 309638 403310 564634 685627 774095 1371254 1411585 1548190 2823170 3428135 4799389 6856270 9598778 23996945 47993890
- Sum of all divisors σ(n): 107993088
- Sum of proper divisors (its aliquot sum) s(n): 59999198
- 47993890 is an abundant number, because the sum of its proper divisors (59999198) is greater than itself. Its abundance is 12005308
Bases of 47993890
- Binary: 101101110001010100001000102
- Hexadecimal: 0x2DC5422
- Base-36: SKOBM
Squares and roots of 47993890
- 47993890 squared (479938902) is 2303413477332100
- 47993890 cubed (479938903) is 110549773055594300869000
-
The
square root of 47993890 is 6927.7622649741 -
The
cube root of 47993890 is 363.4086976249
Scales and comparisons
How big is 47993890?- 47,993,890 seconds is equal to 1 year, 27 weeks, 2 days, 11 hours, 38 minutes, 10 seconds.
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To count from 1 to 47,993,890 would take you about two 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 47993890 cubic inches would be around 30.3 feet tall.
Recreational maths with 47993890
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