138291280 (number)

138291280 is an even 9-digits composite number following 138291279 and preceding 138291281. In scientific notation, it is written as 1.38291280 × 10^8. The sum of its digits is 34. It has a total of 8 prime factors and 80 positive divisors. There are 53571584 positive integers (up to 138291280) that are relatively prime to 138291280.

Interesting facts

Basic properties

Name

Name one hundred thirty-eight million two hundred ninety-one thousand two hundred eighty

Notation

Scientific notation 1.38291280 × 10^8
Engineering notation 1.38291280 × 10^6

Prime Factorization of 138291280

Prime Factorization 2 × 2 × 2 × 2 × 5 × 83 × 59 × 353

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 17286410
Product of the distinct prime numbers

The prime factorization of 138291280 is 2 × 2 × 2 × 2 × 5 × 83 × 59 × 353. Since it has a total of 8 prime factors.

Most popular turbo-numbers

6, 2, 83, 71, 924, 789, 3657, 7901, 30679, 53097, 93155, 760944, 4598963, 1622599, 21139124, 76543081, 146806512, 535741394, 6018820214, 2509005624

Basic calculations (n = 138291280)

Multiplication

n×y
n×2 276582560
n×3 414873840
n×4 553165120
n×5 691456400

Division

n÷y
n÷2 69145640
n÷3 46097093.333333
n÷3 34572820
n÷5 27658256

Exponentiation

ny
n2 19124478124038400
n3 2.6447485591053E+24
n4 3.6574566351682E+32
n5 5.0579435962191E+40

Nth Root

y√n
2√n 11759.731289447
3√n 517.12825254803
4√n 108.44229474447
5√n 42.47750104852

Divisors of 138291280

1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 83, 118, 166, 236, 295, 332, 353, 415, 472, 590, 664, 706, 830, 944, 1180, 1328, 1412, 1660, 1765, 2360, 2824, 3320, 3530, 4720, 4897, 5648, 6640, 7060, 9794, 14120, 19588, 20827, 24485, 28240, 29299, 39176, 41654, 48970, 58598, 78352, 83308, 97940, 104135, 117196, 146495, 166616, 195880, 208270, 234392, 292990, 333232, 391760, 416540, 468784, 585980, 833080, 1171960, 1666160, 1728641, 2343920, 3457282, 6914564, 8643205, 13829128, 17286410, 27658256, 34572820, 69145640, 138291280

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -138291279
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 138291280 can be divided by 80 positive divisors. The sum of these divisors (counting 138291280) is 1, the average is 0.0125.

Base conversion 138291280

Base System Value
2 Binary 1000001111100010100001010000
3 Ternary 100122012220222021
4 Quaternary 20033202201100
5 Quinary 240400310110
6 Senary 21420021224
8 Octal 1017424120
10 Decimal 138291280
12 Duodecimal 3a391814
16 Hexadecimal 83e2850
20 Vigesimal 2346840
36 Base36 2ac28g

Cryptographic Hash Functions

md5 09e621d83565e19280334c6ca2c29190
sha1 98b20a3903eec7f6653510041f4afb6cbd4b95d8
sha256 b54235a49a40fcaf72c36038a3c9663817f6a2985de05d2ce8812c49790c71be
sha512 204afd46d06165ea910a05ccbc99e132d8834602ef73a69a99686d49db25fb1ac7d1abb8d3d842d634c3e21972552d47d2df4d1645ae12cbe497021ac9da1d15
ripemd-160 c92906e64fa8d9ab346eb7edc39d10d726547b26

138291280 as geometric shapes

Circle

Radius = n
Diameter 276582560
Circumference 868909738.60706
Area 6.0081319978218E+16

Sphere

Radius = n
Volume 1.1078296858503E+25
Surface area 2.4032527991287E+17
Circumference 868909738.60706

Square

Length = n
Perimeter 553165120
Area 19124478124038400
Diagonal 195573403.73394

Cube

Length = n
Surface area 114746868744230400
Volume 2.6447485591053E+24
Space diagonal 239527523.20373

Equilateral Triangle

Length = n
Perimeter 414873840
Area 8.2811419447685E+15
Altitude 119763761.60187

Triangular Pyramid

Length = n
Surface area 8.2811419447685E+15
Volume 3.1168660677945E+23
Height 65191134.577978