138351688 is an even 9-digits composite number following 138351687
and preceding 138351689 . In scientific notation, it is written as 1.38351688 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 8 positive divisors.
There are 69175840 positive integers (up to 138351688) that are relatively prime to 138351688.
138351688 has 8 divisors, whose sum is 259409430
The reverse of 138351688 is 886153831
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred thirty-eight million three hundred fifty-one thousand six hundred eighty-eight
Scientific notation
1.38351688 × 10^8
Engineering notation
1.38351688 × 10^6
Prime Factorization
2 × 2 × 2 × 17293961
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
34587922
Product of the distinct prime numbers
The prime factorization of 138351688 is 2 × 2 × 2 × 17293961.
Since it has a total of 4 prime factors.
2 , 10 , 77 , 45 , 145 , 680 , 6407 , 8210 , 85716 , 27730 , 890432 , 466811 , 2825896 , 1183381 , 48026545 , 98917820 , 815887177 , 333736739 , 8648259422 , 2501851734
n×2
276703376
n×3
415055064
n×4
553406752
n×5
691758440
n÷2
69175844
n÷3
46117229.333333
n÷3
34587922
n÷5
27670337.6
n2
19141189572449344
n3
2.6482158876764E+24
n4
3.6638513824844E+32
n5
5.0690002334786E+40
2 √n
11762.299435059
3 √n
517.20353841337
4 √n
108.4541351681
5 √n
42.481211380299
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138351687
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138351688 can be divided by 8 positive divisors.
The sum of these divisors (counting 138351688) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001111110001010001001000
3
Ternary
100122022222211121
4
Quaternary
20033301101020
5
Quinary
240404223223
6
Senary
21421205024
8
Octal
1017612110
10
Decimal
138351688
12
Duodecimal
3a400774
16
Hexadecimal
83f1448
20
Vigesimal
234dj48
36
Base36
2adcug
md5
2b1c22f396ec84c18d9dacf676966fb8
sha1
e3d685679b985910de2af6c1fe6cba4cead1e800
sha256
01c62c40a5d7260cf63f081b00d21100360c7599ab00ddfd6da21695acec85de
sha512
2bda38c2d87a31f9bc6379bf61d38a7da6c5d7390d984e7778cf7cf5039fe38d1cf5c6661aad1399604c74287a3df6fb156586e2580ae7026722a9daf0009949
ripemd-160
9cc524a5dd5efcae7398bd90ff4d195225e1f3b0
Diameter
276703376
Circumference
869289293.26509
Area
6.0133820541776E+16
Volume
1.1092820770458E+25
Surface area
2.4053528216711E+17
Circumference
869289293.26509
Perimeter
553406752
Area
19141189572449344
Diagonal
195658833.54681
Surface area
114847137434696064
Volume
2.6482158876764E+24
Space diagonal
239632152.92892
Perimeter
415055064
Area
8.2883782141975E+15
Altitude
119816076.46446
Surface area
8.2883782141975E+15
Volume
3.1209523537032E+23
Height
65219611.18227