121998637 (number)

121998637 is an odd 9-digits composite number following 121998636 and preceding 121998638. In scientific notation, it is written as 1.21998637 × 10^8. The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors. There are 121108000 positive integers (up to 121998637) that are relatively prime to 121998637.

Interesting facts

Basic properties

Name

Name one hundred twenty-one million nine hundred ninety-eight thousand six hundred thirty-seven

Notation

Scientific notation 1.21998637 × 10^8
Engineering notation 1.21998637 × 10^6

Prime Factorization of 121998637

Prime Factorization 137 × 890501

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 121998637
Product of the distinct prime numbers

The prime factorization of 121998637 is 137 × 890501. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 121998637)

Multiplication

n×y
n×2 243997274
n×3 365995911
n×4 487994548
n×5 609993185

Division

n÷y
n÷2 60999318.5
n÷3 40666212.333333
n÷3 30499659.25
n÷5 24399727.4

Exponentiation

ny
n2 14883667429857769
n3 1.8157871400039E+24
n4 2.2152355616261E+32
n5 2.7025571915231E+40

Nth Root

y√n
2√n 11045.299316904
3√n 495.96571937245
4√n 105.09661896038
5√n 41.425808739394

Divisors of 121998637

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -121998636
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 121998637 can be divided by 4 positive divisors. The sum of these divisors (counting 121998637) is 1, the average is 0.25.

Base conversion 121998637

Base System Value
2 Binary 111010001011000110100101101
3 Ternary 22111120011200001
4 Quaternary 13101120310231
5 Quinary 222212424022
6 Senary 20034504301
8 Octal 721306455
10 Decimal 121998637
12 Duodecimal 34a35091
16 Hexadecimal 7458d2d
20 Vigesimal 1i29gbh
36 Base36 20mur1

Cryptographic Hash Functions

md5 b72c98338ca76542a53beb757ebfd8e7
sha1 d7cbbdf37433060816d61c69d5423459b7e14eef
sha256 ece9550b9eb278c9a0f1282c2faeb0861851d186d99e0ecd30c464a25df24ca2
sha512 fe5c708824aecf31cf9e63f2d96c9073f88f9626da8fd87ffd397a3b40c8e72a17611d366ff1ca0c57bde28577cbed24498d363b116b287dc4f36ad62fda9203
ripemd-160 825cb376ce69ff6d8c7420f47c27ca03fa572211

121998637 as geometric shapes

Circle

Radius = n
Diameter 243997274
Circumference 766540043.49434
Area 4.6758420256115E+16

Sphere

Radius = n
Volume 7.6059513860256E+24
Surface area 1.8703368102446E+17
Circumference 766540043.49434

Square

Length = n
Perimeter 487994548
Area 14883667429857769
Diagonal 172532127.03643

Cube

Length = n
Surface area 89302004579146614
Volume 1.8157871400039E+24
Space diagonal 211307837.73815

Equilateral Triangle

Length = n
Perimeter 365995911
Area 6.4448170478679E+15
Altitude 105653918.86908

Triangular Pyramid

Length = n
Surface area 6.4448170478679E+15
Volume 2.1399256664802E+23
Height 57510709.012144