38990945 (number)

38990945 is an odd 8-digits composite number following 38990944 and preceding 38990946. In scientific notation, it is written as 3.8990945 × 10^7. The sum of its digits is 47. It has a total of 5 prime factors and 32 positive divisors. There are 23832576 positive integers (up to 38990945) that are relatively prime to 38990945.

Interesting facts

Basic properties

Name

Name thirty-eight million nine hundred ninety thousand nine hundred forty-five

Notation

Scientific notation 3.8990945 × 10^7
Engineering notation 3.8990945 × 10^6

Prime Factorization of 38990945

Prime Factorization 5 × 7 × 19 × 17 × 3449

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 38990945
Product of the distinct prime numbers

The prime factorization of 38990945 is 5 × 7 × 19 × 17 × 3449. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 10, 31, 57, 955, 410, 6693, 4142, 86998, 42642, 700323, 962034, 2885119, 3733222, 16984607, 74628586, 864465433, 799750730, 3141886461, 8943965618

Basic calculations (n = 38990945)

Multiplication

n×y
n×2 77981890
n×3 116972835
n×4 155963780
n×5 194954725

Division

n÷y
n÷2 19495472.5
n÷3 12996981.666667
n÷3 9747736.25
n÷5 7798189

Exponentiation

ny
n2 1520293791993025
n3 5.9277691627441E+22
n4 2.3112932139725E+30
n5 9.0119506584876E+37

Nth Root

y√n
2√n 6244.2729760958
3√n 339.09489661213
4√n 79.020712323389
5√n 32.97560347857

Divisors of 38990945

1, 5, 7, 17, 19, 35, 85, 95, 119, 133, 323, 595, 665, 1615, 2261, 3449, 11305, 17245, 24143, 58633, 65531, 120715, 293165, 327655, 410431, 458717, 1114027, 2052155, 2293585, 5570135, 7798189, 38990945

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 -38990944
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 38990945 can be divided by 32 positive divisors. The sum of these divisors (counting 38990945) is 1, the average is 0.03125.

Base conversion 38990945

Base System Value
2 Binary 10010100101111010001100001
3 Ternary 2201100221112002
4 Quaternary 2110233101201
5 Quinary 34440202240
6 Senary 3511413345
8 Octal 224572141
10 Decimal 38990945
12 Duodecimal 11084255
16 Hexadecimal 252f461
20 Vigesimal c3dh75
36 Base36 n7plt

Cryptographic Hash Functions

md5 8047d5592e8b97b44847252df2ed0be8
sha1 82096d9875eaf8e8d5299f8a0b6b2e5e96ab3307
sha256 adcbc78c4fc596b1877882389d3f0255519ff402f24138f81565e10819729fd2
sha512 19e242c43a295bcd14aefc25628588ab31c9172034fbc5b99ced2c077e5d9aaa14aab678af2e098e70d79165d516fb9fbfd5d5312c36ebb510948b567af68735
ripemd-160 83967213b145befb7a1ed7a2b0b51da0334db732

38990945 as geometric shapes

Circle

Radius = n
Diameter 77981890
Circumference 244987332.73705
Area 4.7761438082235E+15

Sphere

Radius = n
Volume 2.4830181405138E+23
Surface area 1.9104575232894E+16
Circumference 244987332.73705

Square

Length = n
Perimeter 155963780
Area 1520293791993025
Diagonal 55141523.228743

Cube

Length = n
Surface area 9121762751958150
Volume 5.9277691627441E+22
Space diagonal 67534297.775124

Equilateral Triangle

Length = n
Perimeter 116972835
Area 6.5830652254087E+14
Altitude 33767148.887562

Triangular Pyramid

Length = n
Surface area 6.5830652254087E+14
Volume 6.9859429538082E+21
Height 18380507.742914