138355891 (number)

138355891 is an odd 9-digits composite number following 138355890 and preceding 138355892. In scientific notation, it is written as 1.38355891 × 10^8. The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors. There are 131073984 positive integers (up to 138355891) that are relatively prime to 138355891.

Interesting facts

Basic properties

Name

Name one hundred thirty-eight million three hundred fifty-five thousand eight hundred ninety-one

Notation

Scientific notation 1.38355891 × 10^8
Engineering notation 1.38355891 × 10^6

Prime Factorization of 138355891

Prime Factorization 19 × 7281889

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 138355891
Product of the distinct prime numbers

The prime factorization of 138355891 is 19 × 7281889. Since it has a total of 2 prime factors.

Most popular turbo-numbers

5, 4, 24, 6, 786, 441, 1436, 9591, 21477, 52482, 280817, 203706, 4430200, 9855043, 3170845, 1571343, 338886681, 185926996, 5680408540, 6710036421

Basic calculations (n = 138355891)

Multiplication

n×y
n×2 276711782
n×3 415067673
n×4 553423564
n×5 691779455

Division

n÷y
n÷2 69177945.5
n÷3 46118630.333333
n÷3 34588972.75
n÷5 27671178.2

Exponentiation

ny
n2 19142352574403881
n3 2.6484572462678E+24
n4 3.6642966208279E+32
n5 5.0697702386293E+40

Nth Root

y√n
2√n 11762.478097748
3√n 517.2087757533
4√n 108.45495884351
5√n 42.481469485371

Divisors of 138355891

1, 19, 7281889, 138355891

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 -138355890
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 138355891 can be divided by 4 positive divisors. The sum of these divisors (counting 138355891) is 1, the average is 0.25.

Base conversion 138355891

Base System Value
2 Binary 1000001111110010010010110011
3 Ternary 100122100012121021
4 Quaternary 20033302102303
5 Quinary 240404342031
6 Senary 21421240311
8 Octal 1017622263
10 Decimal 138355891
12 Duodecimal 3a403097
16 Hexadecimal 83f24b3
20 Vigesimal 234e9eb
36 Base36 2adg37

Cryptographic Hash Functions

md5 d05565fc6c6bb733ae7b34ea94d96a88
sha1 4e97d4920f2de764e998d7e11dcaa00ce8ce2d22
sha256 0ae267b02ee2aae0ad7a123d9f0f16d22bb83dcbd4caa7a17e66fba692082e4e
sha512 7b0387001e2dffa1ce8ade880bab09278c4757e5a4575baf4f12d11cff9c854b04c174fdd0ea2d438d59c2139485f20aaf7dcb696d16e98621bb0e5f9a48c194
ripemd-160 0373a3475a9f042cc9a2a55262cc55072484a283

138355891 as geometric shapes

Circle

Radius = n
Diameter 276711782
Circumference 869315701.49294
Area 6.0137474220173E+16

Sphere

Radius = n
Volume 1.1093831770962E+25
Surface area 2.4054989688069E+17
Circumference 869315701.49294

Square

Length = n
Perimeter 553423564
Area 19142352574403881
Diagonal 195664777.48641

Cube

Length = n
Surface area 114854115446423286
Volume 2.6484572462678E+24
Space diagonal 239639432.73846

Equilateral Triangle

Length = n
Perimeter 415067673
Area 8.2888818088161E+15
Altitude 119819716.36923

Triangular Pyramid

Length = n
Surface area 8.2888818088161E+15
Volume 3.121236797531E+23
Height 65221592.495471