208889138 is an even 9-digits composite number following 208889137
and preceding 208889139 . In scientific notation, it is written as 2.08889138 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 104423220 positive integers (up to 208889138) that are relatively prime to 208889138.
208889138 has 8 divisors, whose sum is 313397760
The reverse of 208889138 is 831988802
Previous prime number is 13759
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
two hundred eight million eight hundred eighty-nine thousand one hundred thirty-eight
Scientific notation
2.08889138 × 10^8
Engineering notation
2.08889138 × 10^6
Prime Factorization
2 × 13759 × 7591
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
208889138
Product of the distinct prime numbers
The prime factorization of 208889138 is 2 × 13759 × 7591.
Since it has a total of 3 prime factors.
2 , 9 , 38 , 95 , 6 , 76 , 6184 , 1355 , 30145 , 39498 , 212767 , 569019 , 2063988 , 1198347 , 91146912 , 68600973 , 445477421 , 412434851 , 4330612508 , 2981542206
n×2
417778276
n×3
626667414
n×4
835556552
n×5
1044445690
n÷2
104444569
n÷3
69629712.666667
n÷3
52222284.5
n÷5
41777827.6
n2
43634671974383044
n3
9.1148090156416E+24
n4
1.903984598312E+33
n5
3.9772170150667E+41
2 √n
14452.997543762
3 √n
593.34226606367
4 √n
120.22062029354
5 √n
46.129969933914
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
-208889137
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 208889138 can be divided by 8 positive divisors.
The sum of these divisors (counting 208889138) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011100110110010100110010
3
Ternary
112120001200000202
4
Quaternary
30130312110302
5
Quinary
411433423023
6
Senary
32421115202
8
Octal
1434662462
10
Decimal
208889138
12
Duodecimal
59b58b02
16
Hexadecimal
c736532
20
Vigesimal
355b2gi
36
Base36
3gd7w2
md5
9ec07afe82d0ecc4fb971448d3ed8070
sha1
48de5a3d3e8facb39e912cbf0e52343353692a36
sha256
7037ddc2681a899f255c9e38fe35fef847c2d19fb0d27ce4995269ed1dac6f33
sha512
3a9d33b69b53b03b733250de81f9edf77a117228098a4aa4db5d36a86bedc52d82ddaf45b670071e1e29b9b6d4fba90771cd2efb3e9f82d65b8574105e2f93ff
ripemd-160
6d08b5cd7ff88598600af6691e045a8b9b8e3b85
Diameter
417778276
Circumference
1312489162.711
Area
1.3708236491652E+17
Volume
3.8180022723218E+25
Surface area
5.4832945966609E+17
Circumference
1312489162.711
Perimeter
835556552
Area
43634671974383044
Diagonal
295413851.99203
Surface area
261808031846298264
Volume
9.1148090156416E+24
Space diagonal
361806600.16527
Perimeter
626667414
Area
1.8894367207808E+16
Altitude
180903300.08263
Surface area
1.8894367207808E+16
Volume
1.0741905440301E+24
Height
98471283.997342