15669990 (number)

15669990 is an even 8-digits composite number following 15669989 and preceding 15669991. In scientific notation, it is written as 1.5669990 × 10^7. The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors. There are 3581280 positive integers (up to 15669990) that are relatively prime to 15669990.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-nine thousand nine hundred ninety

Notation

Scientific notation 1.5669990 × 10^7
Engineering notation 1.5669990 × 10^6

Prime Factorization of 15669990

Prime Factorization 2 × 15 × 21 × 3 × 8291

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 15669990
Product of the distinct prime numbers

The prime factorization of 15669990 is 2 × 15 × 21 × 3 × 8291. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 4, 49, 84, 166, 267, 962, 7561, 43695, 46050, 337491, 845391, 7481382, 6733446, 32341480, 18803927, 903285276, 34489189, 3958634736, 5645946515

Basic calculations (n = 15669990)

Multiplication

n×y
n×2 31339980
n×3 47009970
n×4 62679960
n×5 78349950

Division

n÷y
n÷2 7834995
n÷3 5223330
n÷3 3917497.5
n÷5 3133998

Exponentiation

ny
n2 245548586600100
n3 3.8477438965377E+21
n4 6.0294108381307E+28
n5 9.4480807539399E+35

Nth Root

y√n
2√n 3958.5338194842
3√n 250.23971673674
4√n 62.916880242779
5√n 27.479811154787

Divisors of 15669990

1, 2, 3, 6, 15, 21, 30, 42, 45, 63, 90, 126, 315, 630, 945, 1890, 8291, 16582, 24873, 49746, 124365, 174111, 248730, 348222, 373095, 522333, 746190, 1044666, 2611665, 5223330, 7834995, 15669990

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 -15669989
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 15669990 can be divided by 32 positive divisors. The sum of these divisors (counting 15669990) is 1, the average is 0.03125.

Base conversion 15669990

Base System Value
2 Binary 111011110001101011100110
3 Ternary 1002111010012000
4 Quaternary 323301223212
5 Quinary 13002414430
6 Senary 1315510130
8 Octal 73615346
10 Decimal 15669990
12 Duodecimal 52b8346
16 Hexadecimal ef1ae6
20 Vigesimal 4hieja
36 Base36 9bv1i

Cryptographic Hash Functions

md5 1436b3006072b8f8a0546532036f17f7
sha1 349cdfba2462a6b93ceeb585cb8f93beee457146
sha256 d1656b14fb0fed78af0f7e00aaffab2b59c89dc28b2a7ecb1f15a63d3813113d
sha512 60e467ae728d95aceb47aeadeda6a6ce36d7518c37694d9a09712c285aa80f6d27dd67f76e98e6c873861c58128b8411da1c73161d2e3e2a1e9d5376e13696fe
ripemd-160 5dae37d1c1a13064b46861b025ff111811d1fe46

15669990 as geometric shapes

Circle

Radius = n
Diameter 31339980
Circumference 98457450.931651
Area 7.7141363576223E+14

Sphere

Radius = n
Volume 1.6117391944344E+22
Surface area 3.0856545430489E+15
Circumference 98457450.931651

Square

Length = n
Perimeter 62679960
Area 245548586600100
Diagonal 22160712.380251

Cube

Length = n
Surface area 1473291519600600
Volume 3.8477438965377E+21
Space diagonal 27141218.834096

Equilateral Triangle

Length = n
Perimeter 47009970
Area 1.0632565692952E+14
Altitude 13570609.417048

Triangular Pyramid

Length = n
Surface area 1.0632565692952E+14
Volume 4.5346096691849E+20
Height 7386904.1267503