121998739 (number)

121998739 is an odd 9-digits composite number following 121998738 and preceding 121998740. In scientific notation, it is written as 1.21998739 × 10^8. The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors. There are 111654400 positive integers (up to 121998739) that are relatively prime to 121998739.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.21998739 × 10^8
Engineering notation 1.21998739 × 10^6

Prime Factorization of 121998739

Prime Factorization 23 × 41 × 53 × 2441

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 121998739
Product of the distinct prime numbers

The prime factorization of 121998739 is 23 × 41 × 53 × 2441. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 121998739)

Multiplication

n×y
n×2 243997478
n×3 365996217
n×4 487994956
n×5 609993695

Division

n÷y
n÷2 60999369.5
n÷3 40666246.333333
n÷3 30499684.75
n÷5 24399747.8

Exponentiation

ny
n2 14883692317590121
n3 1.81579169441E+24
n4 2.2152429700469E+32
n5 2.7025684892434E+40

Nth Root

y√n
2√n 11045.303934252
3√n 495.96585759391
4√n 105.09664092754
5√n 41.425815666408

Divisors of 121998739

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -121998738
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 121998739 can be divided by 16 positive divisors. The sum of these divisors (counting 121998739) is 1, the average is 0.0625.

Base conversion 121998739

Base System Value
2 Binary 111010001011000110110010011
3 Ternary 22111120011210211
4 Quaternary 13101120312103
5 Quinary 222212424424
6 Senary 20034504551
8 Octal 721306623
10 Decimal 121998739
12 Duodecimal 34a35157
16 Hexadecimal 7458d93
20 Vigesimal 1i29ggj
36 Base36 20mutv

Cryptographic Hash Functions

md5 f30cb8e59ac7007df38157659d9f8e8d
sha1 1c130230f4e76000f5bd0dedceae4bbf30de360f
sha256 62fba567dc175aa4dfdaf7fbcb98ba05b62c53d9c4d151c6f1b540ed2e28d5c5
sha512 488f604b2f5946b9b031c1baa8bb384c3569a2e5e058ac8419e94e98e90db0a157ae89f3b8b09478eeae23744e545a7c443dd624d6f4675d6a453e395b115080
ripemd-160 210345c465ae67c0b78d751710f58510e35af57f

121998739 as geometric shapes

Circle

Radius = n
Diameter 243997478
Circumference 766540684.37924
Area 4.6758498443232E+16

Sphere

Radius = n
Volume 7.605970463477E+24
Surface area 1.8703399377293E+17
Circumference 766540684.37924

Square

Length = n
Perimeter 487994956
Area 14883692317590121
Diagonal 172532271.28622

Cube

Length = n
Surface area 89302153905540726
Volume 1.81579169441E+24
Space diagonal 211308014.40733

Equilateral Triangle

Length = n
Perimeter 365996217
Area 6.4448278245722E+15
Altitude 105654007.20367

Triangular Pyramid

Length = n
Surface area 6.4448278245722E+15
Volume 2.1399310338992E+23
Height 57510757.095405