121969939 (number)

121969939 is an odd 9-digits composite number following 121969938 and preceding 121969940. In scientific notation, it is written as 1.21969939 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 96503616 positive integers (up to 121969939) that are relatively prime to 121969939.

Interesting facts

Basic properties

Name

Name one hundred twenty-one million nine hundred sixty-nine thousand nine hundred thirty-nine

Notation

Scientific notation 1.21969939 × 10^8
Engineering notation 1.21969939 × 10^6

Prime Factorization of 121969939

Prime Factorization 13 × 7 × 1340329

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 121969939
Product of the distinct prime numbers

The prime factorization of 121969939 is 13 × 7 × 1340329. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 121969939)

Multiplication

n×y
n×2 243939878
n×3 365909817
n×4 487879756
n×5 609849695

Division

n÷y
n÷2 60984969.5
n÷3 40656646.333333
n÷3 30492484.75
n÷5 24393987.8

Exponentiation

ny
n2 14876666019663721
n3 1.8145060469418E+24
n4 2.2131519186062E+32
n5 2.6993800451013E+40

Nth Root

y√n
2√n 11044.00013582
3√n 495.92682729751
4√n 105.09043788956
5√n 41.42385961969

Divisors of 121969939

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -121969938
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 121969939 can be divided by 8 positive divisors. The sum of these divisors (counting 121969939) is 1, the average is 0.125.

Base conversion 121969939

Base System Value
2 Binary 111010001010001110100010011
3 Ternary 22111111201022011
4 Quaternary 13101101310103
5 Quinary 222211014224
6 Senary 20034123351
8 Octal 721216423
10 Decimal 121969939
12 Duodecimal 34a20557
16 Hexadecimal 7451d13
20 Vigesimal 1i264gj
36 Base36 20m8lv

Cryptographic Hash Functions

md5 d3bdd4d24b3639c2fca1ba4189ff47c5
sha1 75900bdfe69193c2ea1501f77abadd7aa4afe7b0
sha256 fe1106034653ca5c88b6f8943a528bb58981749422d624966a8ee66dd3b28823
sha512 498f590a5883368221eddf662a9f08b4842c63b38866e4579c211396ef5574a9f514934446f3fbdda2dd291c4fa8b3b26dbcb7c897635b942458c2ddafebef79
ripemd-160 ce725f74211db98dbc10c519b127c4cdc81da236

121969939 as geometric shapes

Circle

Radius = n
Diameter 243939878
Circumference 766359728.64239
Area 4.6736424677284E+16

Sphere

Radius = n
Volume 7.6005851559553E+24
Surface area 1.8694569870914E+17
Circumference 766359728.64239

Square

Length = n
Perimeter 487879756
Area 14876666019663721
Diagonal 172491541.93562

Cube

Length = n
Surface area 89259996117982326
Volume 1.8145060469418E+24
Space diagonal 211258131.34408

Equilateral Triangle

Length = n
Perimeter 365909817
Area 6.4417853483228E+15
Altitude 105629065.67204

Triangular Pyramid

Length = n
Surface area 6.4417853483228E+15
Volume 2.1384158838275E+23
Height 57497180.645206