145642904 (number)

145642904 is an even 9-digits composite number following 145642903 and preceding 145642905. In scientific notation, it is written as 1.45642904 × 10^8. The sum of its digits is 35. It has a total of 6 prime factors and 32 positive divisors. There are 62716320 positive integers (up to 145642904) that are relatively prime to 145642904.

Interesting facts

Basic properties

Name

Name one hundred forty-five million six hundred forty-two thousand nine hundred four

Notation

Scientific notation 1.45642904 × 10^8
Engineering notation 1.45642904 × 10^6

Prime Factorization of 145642904

Prime Factorization 2 × 2 × 2 × 11 × 19 × 87107

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 36410726
Product of the distinct prime numbers

The prime factorization of 145642904 is 2 × 2 × 2 × 11 × 19 × 87107. Since it has a total of 6 prime factors.

Most popular turbo-numbers

7, 7, 54, 82, 264, 209, 1431, 6298, 2348, 27810, 883503, 342511, 8059022, 502930, 17586510, 23888120, 23033609, 721009077, 1763710823, 4854367144

Basic calculations (n = 145642904)

Multiplication

n×y
n×2 291285808
n×3 436928712
n×4 582571616
n×5 728214520

Division

n÷y
n÷2 72821452
n÷3 48547634.666667
n÷3 36410726
n÷5 29128580.8

Exponentiation

ny
n2 21211855485553216
n3 3.0893562321443E+24
n4 4.4994281313999E+32
n5 6.5530977939638E+40

Nth Root

y√n
2√n 12068.260189439
3√n 526.13409140939
4√n 109.85563339874
5√n 42.919817434479

Divisors of 145642904

1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 87107, 174214, 348428, 696856, 958177, 1655033, 1916354, 3310066, 3832708, 6620132, 7665416, 13240264, 18205363, 36410726, 72821452, 145642904

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -145642903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 145642904 can be divided by 32 positive divisors. The sum of these divisors (counting 145642904) is 1, the average is 0.03125.

Base conversion 145642904

Base System Value
2 Binary 1000101011100101010110011000
3 Ternary 101011001102111122
4 Quaternary 20223211112120
5 Quinary 244241033104
6 Senary 22241344412
8 Octal 1053452630
10 Decimal 145642904
12 Duodecimal 40938108
16 Hexadecimal 8ae5598
20 Vigesimal 25a5754
36 Base36 2epms8

Cryptographic Hash Functions

md5 83ac696b4120a126516adeaadbe3c743
sha1 e40893b09f193a7badcb82de986f927376120182
sha256 d5616a457889f2d92cbba7661a832b16299030688d1920b51771f9c0c0a1f095
sha512 2408ded6e28fa5dac8223c9fa3ffb58cbf555598eceedb648fe0e215eaa20d9acc9ded61540d6bdea8b3e5d5d33573b81d0b42f695559ed78de547f14089a85a
ripemd-160 e7bd6721e2e55a32e5d88836a01d3ec8550a21bb

145642904 as geometric shapes

Circle

Radius = n
Diameter 291285808
Circumference 915101354.50777
Area 6.6639009362422E+16

Sphere

Radius = n
Volume 1.2940665124302E+25
Surface area 2.6655603744969E+17
Circumference 915101354.50777

Square

Length = n
Perimeter 582571616
Area 21211855485553216
Diagonal 205970170.1002

Cube

Length = n
Surface area 127271132913319296
Volume 3.0893562321443E+24
Space diagonal 252260909.48988

Equilateral Triangle

Length = n
Perimeter 436928712
Area 9.1850028559467E+15
Altitude 126130454.74494

Triangular Pyramid

Length = n
Surface area 9.1850028559467E+15
Volume 3.6408412354169E+23
Height 68656723.366734