138840458 is an even 9-digits composite number following 138840457
and preceding 138840459 . In scientific notation, it is written as 1.38840458 × 10^8.
The sum of its digits is 41. It has a total of 5 prime factors and 32 positive divisors.
There are 65497600 positive integers (up to 138840458) that are relatively prime to 138840458.
138840458 has 32 divisors, whose sum is 220430160
The reverse of 138840458 is 854048831
Previous prime number is 29
Is Prime? no Number parity even Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred thirty-eight million eight hundred forty thousand four hundred fifty-eight
Scientific notation
1.38840458 × 10^8
Engineering notation
1.38840458 × 10^6
Prime Factorization
2 × 173 × 101 × 29 × 137
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
138840458 Product of the distinct prime numbers
The prime factorization of 138840458 is 2 × 173 × 101 × 29 × 137.
Since it has a total of 5 prime factors.
4 , 9 , 61 , 99 , 835 , 393 , 4485 , 5979 , 52612 , 67540 , 504172 , 241768 , 2756421 , 1142089 , 711144 , 51916736 , 100923343 , 287781809 , 3266680080 , 4505704671
n×2
277680916
n×3
416521374
n×4
555361832
n×5
694202290
n÷2
69420229
n÷3
46280152.666667
n÷3
34710114.5
n÷5
27768091.6
n2
19276672777649764
n3
2.676382077165E+24
n4
3.7159011337658E+32
n5
5.1591741529477E+40
2 √n11783.058092023
3 √n517.81188291474
4 √n108.54979544902
5 √n42.511184649989
1 , 2 , 29 , 58 , 101 , 137 , 173 , 202 , 274 , 346 , 2929 , 3973 , 5017 , 5858 , 7946 , 10034 , 13837 , 17473 , 23701 , 27674 , 34946 , 47402 , 401273 , 506717 , 687329 , 802546 , 1013434 , 1374658 , 2393801 , 4787602 , 69420229 , 138840458
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
-138840457 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 138840458 can be divided by 32 positive divisors.
The sum of these divisors (counting 138840458) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000010001101000100110001010
3
Ternary
100200020211022012
4
Quaternary
20101220212022
5
Quinary
241020343313
6
Senary
21435455522
8
Octal
1021504612
10
Decimal
138840458
12
Duodecimal
3a5b75a2
16
Hexadecimal
846898a
20
Vigesimal
237f12i
36
Base36
2antze
md5
d0da37d61be16ce436c6260668965c45
sha1
7146effdf951707fa9d7abb25bb30a18b6e94edc
sha256
c6cc9de45951401e894a747a16b85141e72aeafa37f5231c59230f3462837834
sha512
aebfbbbe1ef78136eb78c94439eace7bea05ab1199902e17dcd9e1a3162c122aa25b3183c4ee3942a61a0d78cf5811b89cd599759f513166f7fc66e1b81ee0be
ripemd-160
7204694508285d4eb5bedf96694e8c86a0f94c0f
Diameter
277680916
Circumference
872360325.74768
Area
6.0559453583919E+16
Volume
1.1210803029095E+25
Surface area
2.4223781433568E+17
Circumference
872360325.74768
Perimeter
555361832
Area
19276672777649764
Diagonal
196350058.70969
Surface area
115660036665898584
Volume
2.676382077165E+24
Space diagonal
240478727.40213
Perimeter
416521374
Area
8.3470441629423E+15
Altitude
120239363.70107
Surface area
8.3470441629423E+15
Volume
3.1541465263492E+23
Height
65450019.569897