138461906 is an even 9-digits composite number following 138461905
and preceding 138461907 . In scientific notation, it is written as 1.38461906 × 10^8.
The sum of its digits is 38. It has a total of 5 prime factors and 32 positive divisors.
There are 57967360 positive integers (up to 138461906) that are relatively prime to 138461906.
138461906 has 32 divisors, whose sum is 245037312
The reverse of 138461906 is 609164831
Previous prime number is 47
Is Prime? no Number parity even Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred thirty-eight million four hundred sixty-one thousand nine hundred six
Scientific notation
1.38461906 × 10^8
Engineering notation
1.38461906 × 10^6
Prime Factorization
2 × 11 × 17 × 47 × 7877
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
138461906 Product of the distinct prime numbers
The prime factorization of 138461906 is 2 × 11 × 17 × 47 × 7877.
Since it has a total of 5 prime factors.
7 , 4 , 36 , 53 , 926 , 950 , 890 , 8734 , 70739 , 96720 , 540256 , 967587 , 8706788 , 714968 , 86276343 , 70898610 , 310846080 , 93369047 , 4424846212 , 146488664
n×2
276923812
n×3
415385718
n×4
553847624
n×5
692309530
n÷2
69230953
n÷3
46153968.666667
n÷3
34615476.5
n÷5
27692381.2
n2
19171699413152836
n3
2.6545500420042E+24
n4
3.6755405838828E+32
n5
5.0892235482477E+40
2 √n11766.983725662
3 √n517.3408455167
4 √n108.47572873995
5 √n42.487977763719
1 , 2 , 11 , 17 , 22 , 34 , 47 , 94 , 187 , 374 , 517 , 799 , 1034 , 1598 , 7877 , 8789 , 15754 , 17578 , 86647 , 133909 , 173294 , 267818 , 370219 , 740438 , 1472999 , 2945998 , 4072409 , 6293723 , 8144818 , 12587446 , 69230953 , 138461906
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
-138461905 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 138461906 can be divided by 32 positive divisors.
The sum of these divisors (counting 138461906) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000010000001100001011010010
3
Ternary
100122112121000202
4
Quaternary
20100030023102
5
Quinary
240421240111
6
Senary
21423415202
8
Octal
1020141322
10
Decimal
138461906
12
Duodecimal
3a454502
16
Hexadecimal
840c2d2
20
Vigesimal
2357ef6
36
Base36
2afpw2
md5
e558d1bf77f429b59152493651bfc07b
sha1
9b08ce8783b6d78182e5afce18f60bba18677d38
sha256
ba8838d70c760c8135a8b8c22224af9aafa0e0d60f382817cde3603e8e86c8c4
sha512
2bfab583208ff36004b087c0a8e4efdd975b2e533ae64b827cf7fa1d7e61e42f1cc963845d757e1de8d0889f7a89cc02506b2140e3fe24a8c9333774099f6b24
ripemd-160
e141030a69e7d92005fb9afdf072b06c2669c5fd
Diameter
276923812
Circumference
869981813.38328
Area
6.0229670033193E+16
Volume
1.1119353214063E+25
Surface area
2.4091868013277E+17
Circumference
869981813.38328
Perimeter
553847624
Area
19171699413152836
Diagonal
195814705.33723
Surface area
115030196478917016
Volume
2.6545500420042E+24
Space diagonal
239823056.10483
Perimeter
415385718
Area
8.3015893627548E+15
Altitude
119911528.05241
Surface area
8.3015893627548E+15
Volume
3.128417226167E+23
Height
65271568.445743