138355986 is an even 9-digits composite number following 138355985
and preceding 138355987 . In scientific notation, it is written as 1.38355986 × 10^8.
The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors.
There are 43263504 positive integers (up to 138355986) that are relatively prime to 138355986.
138355986 has 32 divisors, whose sum is 294128640
The reverse of 138355986 is 689553831
Previous prime number is 103
Is Prime? no
Number parity even
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred thirty-eight million three hundred fifty-five thousand nine hundred eighty-six
Scientific notation
1.38355986 × 10^8
Engineering notation
1.38355986 × 10^6
Prime Factorization
2 × 3 × 19 × 103 × 11783
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
138355986
Product of the distinct prime numbers
The prime factorization of 138355986 is 2 × 3 × 19 × 103 × 11783.
Since it has a total of 5 prime factors.
1 , 5 , 34 , 60 , 638 , 314 , 7422 , 6334 , 43849 , 92852 , 344425 , 927381 , 5535714 , 7976397 , 68129034 , 44272225 , 514394893 , 318198449 , 1302898645 , 3670036736
n×2
276711972
n×3
415067958
n×4
553423944
n×5
691779930
n÷2
69177993
n÷3
46118662
n÷3
34588996.5
n÷5
27671197.2
n2
19142378862032196
n3
2.648462701842E+24
n4
3.6643066849758E+32
n5
5.0697876440621E+40
2 √n
11762.482136012
3 √n
517.20889413116
4 √n
108.45497746075
5 √n
42.481475319222
1 , 2 , 3 , 6 , 19 , 38 , 57 , 103 , 114 , 206 , 309 , 618 , 1957 , 3914 , 5871 , 11742 , 11783 , 23566 , 35349 , 70698 , 223877 , 447754 , 671631 , 1213649 , 1343262 , 2427298 , 3640947 , 7281894 , 23059331 , 46118662 , 69177993 , 138355986
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
-138355985
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 138355986 can be divided by 32 positive divisors.
The sum of these divisors (counting 138355986) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000001111110010010100010010
3
Ternary
100122100012201210
4
Quaternary
20033302110102
5
Quinary
240404342421
6
Senary
21421240550
8
Octal
1017622422
10
Decimal
138355986
12
Duodecimal
3a403156
16
Hexadecimal
83f2512
20
Vigesimal
234e9j6
36
Base36
2adg5u
md5
19555aa7b01b49b8746885f4079416d0
sha1
3118b6b7c9e19cf9c18af722de4f0e14e61fadcc
sha256
b810b1beb4b5f2a68a58432f8efe4dd1169ec0fb5e3781f8d8e9fbcfaa5da1d2
sha512
0e4c721cd1b24ece0981659267f2dcc5f85936e425c0e3606f10e1bb948a30a9f167c4b9888d6d095029fda828b5c2d8bdfe6cf6fcea1ebf77c50bb698b2c790
ripemd-160
d374abcff1d63c5a93ea3fd09f91ee73c165dad0
Diameter
276711972
Circumference
869316298.39554
Area
6.0137556805193E+16
Volume
1.1093854623218E+25
Surface area
2.4055022722077E+17
Circumference
869316298.39554
Perimeter
553423944
Area
19142378862032196
Diagonal
195664911.8367
Surface area
114854273172193176
Volume
2.648462701842E+24
Space diagonal
239639597.28329
Perimeter
415067958
Area
8.2888931916931E+15
Altitude
119819798.64164
Surface area
8.2888931916931E+15
Volume
3.1212432269869E+23
Height
65221637.278901