138593989 is an odd 9-digits composite number following 138593988
and preceding 138593990 . In scientific notation, it is written as 1.38593989 × 10^8.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 135599376 positive integers (up to 138593989) that are relatively prime to 138593989.
138593989 has 8 divisors, whose sum is 141616800
The reverse of 138593989 is 989395831
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 55
Digital Root 1
Name
one hundred thirty-eight million five hundred ninety-three thousand nine hundred eighty-nine
Scientific notation
1.38593989 × 10^8
Engineering notation
1.38593989 × 10^6
Prime Factorization
67 × 149 × 13883
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138593989
Product of the distinct prime numbers
The prime factorization of 138593989 is 67 × 149 × 13883.
Since it has a total of 3 prime factors.
2 , 7 , 88 , 53 , 653 , 225 , 1715 , 5354 , 65201 , 89771 , 841074 , 338972 , 7242321 , 7996385 , 82470003 , 55446833 , 335407680 , 520063289 , 8507658658 , 5739227926
n×2
277187978
n×3
415781967
n×4
554375956
n×5
692969945
n÷2
69296994.5
n÷3
46197996.333333
n÷3
34648497.25
n÷5
27718797.8
n2
19208293786932121
n3
2.6621540578148E+24
n4
3.689585502051E+32
n5
5.1135437248581E+40
2 √n
11772.594828669
3 √n
517.50529559643
4 √n
108.50158906057
5 √n
42.496080785834
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
-138593988
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 138593989 can be divided by 8 positive divisors.
The sum of these divisors (counting 138593989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010000101100011011000101
3
Ternary
100122210022012201
4
Quaternary
20100230123011
5
Quinary
240440001424
6
Senary
21430314501
8
Octal
1020543305
10
Decimal
138593989
12
Duodecimal
3a4b8a31
16
Hexadecimal
842c6c5
20
Vigesimal
23644j9
36
Base36
2aijt1
md5
e1834ba923f6152d8aa0c4efea37ffe0
sha1
5120d443b52188abfb5441a10ba88dfadc079db3
sha256
4db47edfc4fe439f6980e6659771395e1f7a1dc35c68911bccb11ef04f927864
sha512
f37fcd4f6695418ea6d76fe0654aafaa9bdf4b57bb68d01345a1b6ca34a77f443d5c5509cb605e214e58d580998326138cc2e268def0c4f4df6ba0fb3d66c624
ripemd-160
8ea4857dee14a035c35c16f2b7537cc2c0cbf36f
Diameter
277187978
Circumference
870811715.34821
Area
6.034463464902E+16
Volume
1.1151204841007E+25
Surface area
2.4137853859608E+17
Circumference
870811715.34821
Perimeter
554375956
Area
19208293786932121
Diagonal
196001498.90719
Surface area
115249762721592726
Volume
2.6621540578148E+24
Space diagonal
240051830.57164
Perimeter
415781967
Area
8.317435191419E+15
Altitude
120025915.28582
Surface area
8.317435191419E+15
Volume
3.1373786447403E+23
Height
65333832.969063