15742740 is an even 8-digits composite number following 15742739
and preceding 15742741 . In scientific notation, it is written as 1.5742740 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 3874944 positive integers (up to 15742740) that are relatively prime to 15742740.
15742740 has 12 divisors, whose sum is 27692448
The reverse of 15742740 is 04724751
Previous prime number is 195
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
fifteen million seven hundred forty-two thousand seven hundred forty
Scientific notation
1.5742740 × 10^7
Engineering notation
1.5742740 × 10^6
Prime Factorization
2 × 2 × 195 × 20183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7871370
Product of the distinct prime numbers
The prime factorization of 15742740 is 2 × 2 × 195 × 20183.
Since it has a total of 4 prime factors.
8 , 5 , 100 , 37 , 24 , 775 , 185 , 2853 , 39422 , 16980 , 92312 , 53219 , 9060566 , 549939 , 9546733 , 22860326 , 506798803 , 559327005 , 6031437543 , 2941201008
n×2
31485480
n×3
47228220
n×4
62970960
n×5
78713700
n÷2
7871370
n÷3
5247580
n÷3
3935685
n÷5
3148548
n2
247833862707600
n3
3.9015840638014E+21
n4
6.142162350457E+28
n5
9.6694464921033E+35
2 √n
3967.7121871426
3 √n
250.62637596855
4 √n
62.989778433827
5 √n
27.505279633461
1 , 2 , 4 , 195 , 390 , 780 , 20183 , 40366 , 80732 , 3935685 , 7871370 , 15742740
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
-15742739
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 15742740 can be divided by 12 positive divisors.
The sum of these divisors (counting 15742740) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111100000011011100010100
3
Ternary
1002121210222110
4
Quaternary
330003130110
5
Quinary
13012231430
6
Senary
1321231020
8
Octal
74033424
10
Decimal
15742740
12
Duodecimal
5332470
16
Hexadecimal
f03714
20
Vigesimal
4i7gh0
36
Base36
9df6c
md5
5f6d43621ea5f840aed267b045a306e8
sha1
859839e1a8221b16515217273ca85e10cb221758
sha256
68380a092a8403039cd3a62d3465fbe2a606d9f5998eee42ea93380d4269edaa
sha512
ba4ad76830bdeae8605258f2504b14112285c0f1f5dfa67b77333ca3723b196a7644e52ef9c1527422959b2e296a1a2bb4759a164a007fba3c9d272657a52f07
ripemd-160
fd6ba10de10d0fbb7862b18e68c0a4ec418d3751
Diameter
31485480
Circumference
98914552.662748
Area
7.7859304239298E+14
Volume
1.6342917109602E+22
Surface area
3.1143721695719E+15
Circumference
98914552.662748
Perimeter
62970960
Area
247833862707600
Diagonal
22263596.416913
Surface area
1487003176245600
Volume
3.9015840638014E+21
Space diagonal
27267225.530347
Perimeter
47228220
Area
1.073152105114E+14
Altitude
13633612.765173
Surface area
1.073152105114E+14
Volume
4.5980609148056E+20
Height
7421198.8056378