138358638 is an even 9-digits composite number following 138358637
and preceding 138358639 . In scientific notation, it is written as 1.38358638 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 41640480 positive integers (up to 138358638) that are relatively prime to 138358638.
138358638 has 32 divisors, whose sum is 236396160
The reverse of 138358638 is 836853831
Previous prime number is 163
Is Prime? no Number parity even Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred thirty-eight million three hundred fifty-eight thousand six hundred thirty-eight
Scientific notation
1.38358638 × 10^8
Engineering notation
1.38358638 × 10^6
Prime Factorization
2 × 11 × 27 × 163 × 1429
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
138358638 Product of the distinct prime numbers
The prime factorization of 138358638 is 2 × 11 × 27 × 163 × 1429.
Since it has a total of 5 prime factors.
5 , 9 , 74 , 86 , 993 , 261 , 2277 , 882 , 6700 , 33828 , 606662 , 384612 , 9477433 , 4998927 , 67866538 , 74364502 , 176253121 , 609371025 , 6488418543 , 7915664941
n×2
276717276
n×3
415075914
n×4
553434552
n×5
691793190
n÷2
69179319
n÷3
46119546
n÷3
34589659.5
n÷5
27671727.6
n2
19143112709215044
n3
2.6486150015275E+24
n4
3.6645876419771E+32
n5
5.0702735497558E+40
2 √n11762.59486678
3 √n517.21219872068
4 √n108.45549717179
5 √n42.481638174495
1 , 2 , 11 , 22 , 27 , 54 , 163 , 297 , 326 , 594 , 1429 , 1793 , 2858 , 3586 , 4401 , 8802 , 15719 , 31438 , 38583 , 48411 , 77166 , 96822 , 232927 , 424413 , 465854 , 848826 , 2562197 , 5124394 , 6289029 , 12578058 , 69179319 , 138358638
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
-138358637 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 138358638 can be divided by 32 positive divisors.
The sum of these divisors (counting 138358638) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000001111110010111101101110
3
Ternary
100122100100101000
4
Quaternary
20033302331232
5
Quinary
240404434023
6
Senary
21421301130
8
Octal
1017627556
10
Decimal
138358638
12
Duodecimal
3a4047a6
16
Hexadecimal
83f2f6e
20
Vigesimal
234egbi
36
Base36
2adi7i
md5
b073c9646ce281f49e444cc4f5d61c99
sha1
6f58a1291c376a307888b2e05c5955cc1d7a96bb
sha256
21131bfb751c918e75ba317c9422f17c0a408169d095f3c33799b9b5e5b42568
sha512
9c83451fbfb4159ebb07a4ee3dde46ec8b735f335fca8e6b79a071f97f87b3dfde78b2c13ee8bc0854fe03c1815d7ff64ba05d1e05015ce5523b3925acc7f705
ripemd-160
3ef825b702487d43617f64f7ef3d735cc962a451
Diameter
276717276
Circumference
869332961.40298
Area
6.0139862254111E+16
Volume
1.1094492574649E+25
Surface area
2.4055944901645E+17
Circumference
869332961.40298
Perimeter
553434552
Area
19143112709215044
Diagonal
195668662.33107
Surface area
114858676255290264
Volume
2.6486150015275E+24
Space diagonal
239644190.68203
Perimeter
415075914
Area
8.2892109568445E+15
Altitude
119822095.34101
Surface area
8.2892109568445E+15
Volume
3.1214227138875E+23
Height
65222887.44369