39402561 is an odd 8-digits composite number following 39402560
and preceding 39402562 . In scientific notation, it is written as 3.9402561 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 21732480 positive integers (up to 39402561) that are relatively prime to 39402561.
39402561 has 16 divisors, whose sum is 43243200
The reverse of 39402561 is 16520493
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty-nine million four hundred two thousand five hundred sixty-one
Scientific notation
3.9402561 × 10^7
Engineering notation
3.9402561 × 10^6
Prime Factorization
363 × 29 × 19 × 197
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39402561
Product of the distinct prime numbers
The prime factorization of 39402561 is 363 × 29 × 19 × 197.
Since it has a total of 4 prime factors.
7 , 7 , 39 , 95 , 837 , 22 , 9254 , 2607 , 14736 , 76134 , 502256 , 214185 , 5586629 , 8898393 , 61687955 , 76004212 , 875890166 , 125839009 , 5259165778 , 920037036
n×2
78805122
n×3
118207683
n×4
157610244
n×5
197012805
n÷2
19701280.5
n÷3
13134187
n÷3
9850640.25
n÷5
7880512.2
n2
1552561813358721
n3
6.1174911557138E+22
n4
2.4104481842997E+30
n5
9.4977831619209E+37
2 √n
6277.1459278879
3 √n
340.28396403926
4 √n
79.228441407666
5 √n
33.044934092102
1 , 19 , 29 , 197 , 363 , 551 , 3743 , 5713 , 6897 , 10527 , 71511 , 108547 , 200013 , 1358709 , 2073819 , 39402561
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-39402560
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 39402561 can be divided by 16 positive divisors.
The sum of these divisors (counting 39402561) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10010110010011110001000001
3
Ternary
2202010212011010
4
Quaternary
2112103301001
5
Quinary
40041340221
6
Senary
3524311133
8
Octal
226236101
10
Decimal
39402561
12
Duodecimal
112424a9
16
Hexadecimal
2593c41
20
Vigesimal
c65681
36
Base36
ngj7l
md5
4e4d829c80cc13a276dbbf5d020ecfea
sha1
d492086f67f096809c3a6c64cf851a93ccc7b2d9
sha256
0cb6cbe2c5cb3dab2951f8649c00f5b0b92112f5d2c920c2f40019a01572bc70
sha512
62536af5de2f5b86b60008ddf44b4e6a44511328f1812d988c9ee9cf27fa0bb8c50375abcc0cacbc2b938d9a812ad898b1d07fc1f783446ff9abdf09efb0259d
ripemd-160
58ce1185e01f9f8b17585523bf0dbfdc5b66b2f0
Diameter
78805122
Circumference
247573592.34045
Area
4.8775167870918E+15
Volume
2.5624887030921E+23
Surface area
1.9510067148367E+16
Circumference
247573592.34045
Perimeter
157610244
Area
1552561813358721
Diagonal
55723636.158433
Surface area
9315370880152326
Volume
6.1174911557138E+22
Space diagonal
68247237.600332
Perimeter
118207683
Area
6.7227898565714E+14
Altitude
34123618.800166
Surface area
6.7227898565714E+14
Volume
7.2095324667566E+21
Height
18574545.386144