138910 is an even 6-digits composite number following 138909
and preceding 138911 . In scientific notation, it is written as 1.38910 × 10^5.
The sum of its digits is 22. It has a total of 4 prime factors and 16 positive divisors.
There are 53536 positive integers (up to 138910) that are relatively prime to 138910.
138910 has 16 divisors, whose sum is 259200
The reverse of 138910 is 019831
Previous prime number is 29
Is Prime? no
Number parity even
Number length 6
Sum of Digits 22
Digital Root 4
Name
one hundred thirty-eight thousand nine hundred ten
Scientific notation
1.38910 × 10^5
Engineering notation
1.38910 × 10^3
Prime Factorization
2 × 5 × 29 × 479
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138910
Product of the distinct prime numbers
The prime factorization of 138910 is 2 × 5 × 29 × 479.
Since it has a total of 4 prime factors.
6 , 6 , 25 , 46 , 196 , 695 , 3566 , 5214 , 70177 , 67707 , 571402 , 371482 , 9781339 , 5865188 , 48020856 , 40884362 , 44161330 , 970193050 , 1857839131 , 5086978341
n×2
277820
n×3
416730
n×4
555640
n×5
694550
n÷2
69455
n÷3
46303.333333333
n÷3
34727.5
n÷5
27782
n2
19295988100
n3
2680405706971000
n4
3.7233515675534E+20
n5
5.1721076624885E+25
2 √n
372.70631870147
3 √n
51.789832184859
4 √n
19.305603298045
5 √n
10.679396282498
1 , 2 , 5 , 10 , 29 , 58 , 145 , 290 , 479 , 958 , 2395 , 4790 , 13891 , 27782 , 69455 , 138910
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138909
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138910 can be divided by 16 positive divisors.
The sum of these divisors (counting 138910) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111010011110
3
Ternary
21001112211
4
Quaternary
201322132
5
Quinary
13421120
6
Senary
2551034
8
Octal
417236
10
Decimal
138910
12
Duodecimal
6847a
16
Hexadecimal
21e9e
20
Vigesimal
h75a
36
Base36
2z6m
md5
5a6268111578c1ff2488b4be0ccdb5d7
sha1
29c0e93933febc068cd9a0e8c9c87ba0880393e7
sha256
2055c3303262f6b949d608a0ac3bc2c69b5279fae5e08aafe1e06e408b94e5ac
sha512
3b618393ef2894aca05b52fca701827c2a9592586175ac15b5163e1883287db46f21833c6ef0b8166b7be9f43fcde0f63ffa8faf17e309d2877ba7d3bbbca405
ripemd-160
b53f10bd495523a76e462f98967db83a9f2f5b7f
Diameter
277820
Circumference
872797.27102032
Area
60620134458.716
Volume
1.1227657170214E+16
Surface area
242480537834.86
Circumference
872797.27102032
Perimeter
555640
Area
19295988100
Diagonal
196448.40594925
Surface area
115775928600
Volume
2680405706971000
Space diagonal
240599.17767939
Perimeter
416730
Area
8355407942.8611
Altitude
120299.5888397
Surface area
8355407942.8611
Volume
3.1588884195505E+14
Height
65482.801983082