129951840 (number)

129951840 is an even 9-digits composite number following 129951839 and preceding 129951841. In scientific notation, it is written as 1.29951840 × 10^8. The sum of its digits is 39. It has a total of 10 prime factors and 192 positive divisors. There are 32507904 positive integers (up to 129951840) that are relatively prime to 129951840.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million nine hundred fifty-one thousand eight hundred forty

Notation

Scientific notation 1.29951840 × 10^8
Engineering notation 1.29951840 × 10^6

Prime Factorization of 129951840

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 5 × 149 × 23 × 79

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 8121990
Product of the distinct prime numbers

The prime factorization of 129951840 is 2 × 2 × 2 × 2 × 2 × 3 × 5 × 149 × 23 × 79. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129951840)

Multiplication

n×y
n×2 259903680
n×3 389855520
n×4 519807360
n×5 649759200

Division

n÷y
n÷2 64975920
n÷3 43317280
n÷3 32487960
n÷5 25990368

Exponentiation

ny
n2 16887480719385600
n3 2.1945591924487E+24
n4 2.8518700504762E+32
n5 3.7060576050028E+40

Nth Root

y√n
2√n 11399.642099645
3√n 506.51713808505
4√n 106.76910648519
5√n 41.952368678625

Divisors of 129951840

192 divisors

τ Total Divisors 192
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129951839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0052083333333333
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 192
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129951840 can be divided by 192 positive divisors. The sum of these divisors (counting 129951840) is 1, the average is 0.0052083333333333.

Base conversion 129951840

Base System Value
2 Binary 111101111101110100001100000
3 Ternary 100001112020102010
4 Quaternary 13233232201200
5 Quinary 231231424330
6 Senary 20521152520
8 Octal 757564140
10 Decimal 129951840
12 Duodecimal 3762b740
16 Hexadecimal 7bee860
20 Vigesimal 20c3jc0
36 Base36 25dbhc

Cryptographic Hash Functions

md5 2e3261dcbf37abc8529d37fb78ae54a5
sha1 7fe1d340651dd7387ba22d4c094ac9df0551b519
sha256 a9c11985955bf6ab9244d65f25f2760b17aaf36247cfc17f96f4e11c65c049fe
sha512 bd784cf6fbf1ef10dc2eb7cd56bc0043c4eec21a7efb7ebbd0bc96f2b7965474ea710c6daf116b553008278e0a057d3cded3d30e37ded482e0aa2c29e547ef8e
ripemd-160 af8df73d7fc5a9e89c2872103c170c5ecd29ff6d

129951840 as geometric shapes

Circle

Radius = n
Diameter 259903680
Circumference 816511491.72895
Area 5.3053585365661E+16

Sphere

Radius = n
Volume 9.192548049153E+24
Surface area 2.1221434146264E+17
Circumference 816511491.72895

Square

Length = n
Perimeter 519807360
Area 16887480719385600
Diagonal 183779654.58334

Cube

Length = n
Surface area 101324884316313600
Volume 2.1945591924487E+24
Space diagonal 225083189.41706

Equilateral Triangle

Length = n
Perimeter 389855520
Area 7.3124936544539E+15
Altitude 112541594.70853

Triangular Pyramid

Length = n
Surface area 7.3124936544539E+15
Volume 2.5863128111596E+23
Height 61259884.861113