15686972 (number)

15686972 is an even 8-digits composite number following 15686971 and preceding 15686973. In scientific notation, it is written as 1.5686972 × 10^7. The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors. There are 6722976 positive integers (up to 15686972) that are relatively prime to 15686972.

Interesting facts

Basic properties

Name

Name fifteen million six hundred eighty-six thousand nine hundred seventy-two

Notation

Scientific notation 1.5686972 × 10^7
Engineering notation 1.5686972 × 10^6

Prime Factorization of 15686972

Prime Factorization 2 × 2 × 7 × 560249

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 7843486
Product of the distinct prime numbers

The prime factorization of 15686972 is 2 × 2 × 7 × 560249. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 9, 16, 66, 513, 243, 878, 7315, 2419, 71162, 446135, 189244, 6303997, 8006959, 9914485, 97392058, 955582031, 527414887, 6184086089, 2521296255

Basic calculations (n = 15686972)

Multiplication

n×y
n×2 31373944
n×3 47060916
n×4 62747888
n×5 78434860

Division

n÷y
n÷2 7843486
n÷3 5228990.6666667
n÷3 3921743
n÷5 3137394.4

Exponentiation

ny
n2 246081090528784
n3 3.8602671768545E+21
n4 6.0555903115836E+28
n5 9.4993875661283E+35

Nth Root

y√n
2√n 3960.6782247489
3√n 250.3300813268
4√n 62.93391950887
5√n 27.485764700266

Divisors of 15686972

1, 2, 4, 7, 14, 28, 560249, 1120498, 2240996, 3921743, 7843486, 15686972

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15686971
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15686972 can be divided by 12 positive divisors. The sum of these divisors (counting 15686972) is 1, the average is 0.083333333333333.

Base conversion 15686972

Base System Value
2 Binary 111011110101110100111100
3 Ternary 1002111222110222
4 Quaternary 323311310330
5 Quinary 13003440342
6 Senary 1320120512
8 Octal 73656474
10 Decimal 15686972
12 Duodecimal 5306138
16 Hexadecimal ef5d3c
20 Vigesimal 4i0h8c
36 Base36 9c858

Cryptographic Hash Functions

md5 a9ae4ce75cb3d012b10068ef167e83e5
sha1 48f3a4ca77b31936f2f92e77efe78382a46c8549
sha256 9147d5cc4c0c1496956f6250e2b92fb787ca2d3199aad13157492c6fea10ea44
sha512 33b7201fd659dae6e17c7fb09956b42252a18b88a7aa174e4d611ec8d5fefd3989333d4a5b8f94ca747204ad25c52e1911c10ab40aa21d2f301bdd8932711906
ripemd-160 3df00cd7f2596c2365811a464f8c59496e2a0d6b

15686972 as geometric shapes

Circle

Radius = n
Diameter 31373944
Circumference 98564151.984538
Area 7.7308654619259E+14

Sphere

Radius = n
Volume 1.6169849338267E+22
Surface area 3.0923461847704E+15
Circumference 98564151.984538

Square

Length = n
Perimeter 62747888
Area 246081090528784
Diagonal 22184728.554967

Cube

Length = n
Surface area 1476486543172704
Volume 3.8602671768545E+21
Space diagonal 27170632.52091

Equilateral Triangle

Length = n
Perimeter 47060916
Area 1.0655623789445E+14
Altitude 13585316.260455

Triangular Pyramid

Length = n
Surface area 1.0655623789445E+14
Volume 4.5493684965761E+20
Height 7394909.5183223