138220887 is an odd 9-digits composite number following 138220886
and preceding 138220888 . In scientific notation, it is written as 1.38220887 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 78744960 positive integers (up to 138220887) that are relatively prime to 138220887.
138220887 has 16 divisors, whose sum is 211258112
The reverse of 138220887 is 788022831
Previous prime number is 337
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred thirty-eight million two hundred twenty thousand eight hundred eighty-seven
Scientific notation
1.38220887 × 10^8
Engineering notation
1.38220887 × 10^6
Prime Factorization
7 × 3 × 337 × 19531
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138220887
Product of the distinct prime numbers
The prime factorization of 138220887 is 7 × 3 × 337 × 19531.
Since it has a total of 4 prime factors.
8 , 3 , 75 , 39 , 945 , 20 , 4854 , 8686 , 2878 , 64001 , 107154 , 735356 , 1153299 , 8542945 , 96609838 , 34243587 , 538448987 , 739019599 , 3501766582 , 3811085874
n×2
276441774
n×3
414662661
n×4
552883548
n×5
691104435
n÷2
69110443.5
n÷3
46073629
n÷3
34555221.75
n÷5
27644177.4
n2
19105013603066769
n3
2.640711926363E+24
n4
3.6500154477337E+32
n5
5.0450837274945E+40
2 √n
11756.737940432
3 √n
517.04049481592
4 √n
108.42849229069
5 √n
42.473175789936
1 , 3 , 7 , 21 , 337 , 1011 , 2359 , 7077 , 19531 , 58593 , 136717 , 410151 , 6581947 , 19745841 , 46073629 , 138220887
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
-138220886
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 138220887 can be divided by 16 positive divisors.
The sum of these divisors (counting 138220887) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000001111010001010101010111
3
Ternary
100122002100102010
4
Quaternary
20033101111113
5
Quinary
240341032022
6
Senary
21414315303
8
Octal
1017212527
10
Decimal
138220887
12
Duodecimal
3a358b33
16
Hexadecimal
83d1557
20
Vigesimal
233hc47
36
Base36
2aajx3
md5
a975702b03132111b016a73e17823833
sha1
97222132d3b84ffe53550cd07e387a8ad75a766a
sha256
c7e152aa972777c0f87da572fc4b55a887e81092322807ca4482f5c31fe1654f
sha512
db2e464e85552ae3e23cf98fbb528b929d1d3b2e528e38be82d1c76e9faa38d2769148fe1f8bfd55f2751caff34af58d26aaa526b5d14c69f76f9f0aea04938f
ripemd-160
f4620c2ba9d10efa8666c38050bbef98c17a2be2
Diameter
276441774
Circumference
868467446.34373
Area
6.0020170382128E+16
Volume
1.1061388250812E+25
Surface area
2.4008068152851E+17
Circumference
868467446.34373
Perimeter
552883548
Area
19105013603066769
Diagonal
195473852.99864
Surface area
114630081618400614
Volume
2.640711926363E+24
Space diagonal
239405598.95124
Perimeter
414662661
Area
8.2727135599515E+15
Altitude
119702799.47562
Surface area
8.2727135599515E+15
Volume
3.1121088504857E+23
Height
65157950.999546