138156906 is an even 9-digits composite number following 138156905
and preceding 138156907 . In scientific notation, it is written as 1.38156906 × 10^8.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 43591680 positive integers (up to 138156906) that are relatively prime to 138156906.
138156906 has 32 divisors, whose sum is 291328128
The reverse of 138156906 is 609651831
Previous prime number is 97
Is Prime? no Number parity even Number length 9 Sum of Digits 39 Digital Root 3
Name
one hundred thirty-eight million one hundred fifty-six thousand nine hundred six
Scientific notation
1.38156906 × 10^8
Engineering notation
1.38156906 × 10^6
Prime Factorization
2 × 3 × 23 × 97 × 10321
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
138156906 Product of the distinct prime numbers
The prime factorization of 138156906 is 2 × 3 × 23 × 97 × 10321.
Since it has a total of 5 prime factors.
8 , 5 , 95 , 5 , 190 , 581 , 5847 , 7606 , 89505 , 17031 , 680754 , 535338 , 8568516 , 4697107 , 53204754 , 72128145 , 412394375 , 639192464 , 2596631866 , 9142312056
n×2
276313812
n×3
414470718
n×4
552627624
n×5
690784530
n÷2
69078453
n÷3
46052302
n÷3
34539226.5
n÷5
27631381.2
n2
19087330675492836
n3
2.637046549925E+24
n4
3.6432619231561E+32
n5
5.0334179505086E+40
2 √n11754.016590085
3 √n516.96070496125
4 √n108.41594250886
5 √n42.469242984099
1 , 2 , 3 , 6 , 23 , 46 , 69 , 97 , 138 , 194 , 291 , 582 , 2231 , 4462 , 6693 , 10321 , 13386 , 20642 , 30963 , 61926 , 237383 , 474766 , 712149 , 1001137 , 1424298 , 2002274 , 3003411 , 6006822 , 23026151 , 46052302 , 69078453 , 138156906
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
-138156905 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 138156906 can be divided by 32 positive divisors.
The sum of these divisors (counting 138156906) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000001111000001101101101010
3
Ternary
100121222002122110
4
Quaternary
20033001231222
5
Quinary
240332010111
6
Senary
21413103150
8
Octal
1017015552
10
Decimal
138156906
12
Duodecimal
3a327ab6
16
Hexadecimal
83c1b6a
20
Vigesimal
2339c56
36
Base36
2a96ju
md5
e5166fe0565c792b2e4950fa87c82a0e
sha1
15758687953d39fd2a17e939c859b2bbfe87d026
sha256
65f3811be034cff280e07f161b5df23f309fc0f10336ba731cebcd469da9bd1a
sha512
660a62e4c60d0c23c38869636a3c8a26e40dcfff824445358de8e9ec5d10611571fa92d4af2c6f29649400761618745454d5f176230c59765b586ad6339489a0
ripemd-160
984e9dc923d6c8f060c645198bdbeedae706d8e1
Diameter
276313812
Circumference
868065441.86459
Area
5.9964617826767E+16
Volume
1.1046034757892E+25
Surface area
2.3985847130707E+17
Circumference
868065441.86459
Perimeter
552627624
Area
19087330675492836
Diagonal
195383370.2007
Surface area
114523984052957016
Volume
2.637046549925E+24
Space diagonal
239294780.60852
Perimeter
414470718
Area
8.2650566277054E+15
Altitude
119647390.30426
Surface area
8.2650566277054E+15
Volume
3.1077891629276E+23
Height
65127790.066902