121857795 (number)
121857795 is an odd 9-digits composite number following 121857794 and preceding 121857796. In scientific notation, it is written as 1.21857795 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 36 positive divisors. There are 62152992 positive integers (up to 121857795) that are relatively prime to 121857795.
Interesting facts
- 121857795 has 36 divisors, whose sum is 220846080
- The reverse of 121857795 is 597758121
- Previous prime number is 23
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 45
- Digital Root 9
Name
Name | one hundred twenty-one million eight hundred fifty-seven thousand seven hundred ninety-five |
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Notation
Scientific notation | 1.21857795 × 10^8 |
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Engineering notation | 1.21857795 × 10^6 |
Prime Factorization of 121857795
Prime Factorization 3 × 3 × 5 × 23 × 23 × 5119
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 1766055 | Product of the distinct prime numbers |
The prime factorization of 121857795 is 3 × 3 × 5 × 23 × 23 × 5119. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 121857795)
Multiplication
n×yn×2 | 243715590 |
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n×3 | 365573385 |
n×4 | 487431180 |
n×5 | 609288975 |
Division
n÷yn÷2 | 60928897.5 |
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n÷3 | 40619265 |
n÷3 | 30464448.75 |
n÷5 | 24371559 |
Exponentiation
nyn2 | 14849322202262025 |
---|---|
n3 | 1.8095056608122E+24 |
n4 | 2.2050236986659E+32 |
n5 | 2.6869932584217E+40 |
Nth Root
y√n2√n | 11038.921822352 |
---|---|
3√n | 495.77478909249 |
4√n | 105.06627347704 |
5√n | 41.416239468735 |
Divisors of 121857795
36 divisors
τ | Total Divisors | 36 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -121857794 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.027777777777778 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 36 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 121857795 can be divided by 36 positive divisors. The sum of these divisors (counting 121857795) is 1, the average is 0.027777777777778.
Base conversion 121857795
Base | System | Value |
---|---|---|
2 | Binary | 111010000110110011100000011 |
3 | Ternary | 22111022000110200 |
4 | Quaternary | 13100312130003 |
5 | Quinary | 222143422140 |
6 | Senary | 20031500243 |
8 | Octal | 720663403 |
10 | Decimal | 121857795 |
12 | Duodecimal | 34987683 |
16 | Hexadecimal | 7436703 |
20 | Vigesimal | 1i1c49f |
36 | Base36 | 20ju2r |
Cryptographic Hash Functions
md5 | a193a8082539ff6d6a936a290fec5b03 |
---|---|
sha1 | f22cbfbac3d2e4f5f641560c2f0161c0267470a2 |
sha256 | 1b325c4f6d1b181429015124ce339f69f88074375aeed0efdae5f49fc2a1780e |
sha512 | 22f23edc9100e52ca2028fc4c5f3fb0c3c060faffdd9f17a26a4b53b415687f56c4d535b13ea92bceb702c02ac94af7019e344b97137c32b5721126298ffff08 |
ripemd-160 | fb78b0a89842509699e2f7302d9207b64b25f118 |
121857795 as geometric shapes
Circle
Radius = nDiameter | 243715590 |
---|---|
Circumference | 765655107.1093 |
Area | 4.6650521541414E+16 |
Sphere
Radius = nVolume | 7.5796395875156E+24 |
---|---|
Surface area | 1.8660208616566E+17 |
Circumference | 765655107.1093 |
Square
Length = nPerimeter | 487431180 |
---|---|
Area | 14849322202262025 |
Diagonal | 172332946.36988 |
Cube
Length = nSurface area | 89095933213572150 |
---|---|
Volume | 1.8095056608122E+24 |
Space diagonal | 211063892.23831 |
Equilateral Triangle
Length = nPerimeter | 365573385 |
---|---|
Area | 6.4299451280696E+15 |
Altitude | 105531946.11916 |
Triangular Pyramid
Length = nSurface area | 6.4299451280696E+15 |
---|---|
Volume | 2.1325228722596E+23 |
Height | 57444315.456627 |