102938991 is an odd 9-digits composite number following 102938990
and preceding 102938992 . In scientific notation, it is written as 1.02938991 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 68602560 positive integers (up to 102938991) that are relatively prime to 102938991.
102938991 has 8 divisors, whose sum is 137298864
The reverse of 102938991 is 199839201
Previous prime number is 5737
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred two million nine hundred thirty-eight thousand nine hundred ninety-one
Scientific notation
1.02938991 × 10^8
Engineering notation
1.02938991 × 10^6
Prime Factorization
3 × 5737 × 5981
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
102938991
Product of the distinct prime numbers
The prime factorization of 102938991 is 3 × 5737 × 5981.
Since it has a total of 3 prime factors.
3 , 7 , 64 , 100 , 803 , 532 , 6369 , 1088 , 97383 , 54736 , 507280 , 297222 , 5310483 , 9497393 , 76747345 , 35966596 , 198800983 , 291808237 , 4336649538 , 2742031011
n×2
205877982
n×3
308816973
n×4
411755964
n×5
514694955
n÷2
51469495.5
n÷3
34312997
n÷3
25734747.75
n÷5
20587798.2
n2
10596435868098081
n3
1.0907864164582E+24
n4
1.1228445310672E+32
n5
1.1558448307792E+40
2 √n
10145.88542218
3 √n
468.66224547475
4 √n
100.7267860213
5 √n
40.042020293827
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
-102938990
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 102938991 can be divided by 8 positive divisors.
The sum of these divisors (counting 102938991) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001000101011100101101111
3
Ternary
21011200211202020
4
Quaternary
12020223211233
5
Quinary
202323021431
6
Senary
14114201223
8
Octal
610534557
10
Decimal
102938991
12
Duodecimal
2a583213
16
Hexadecimal
622b96f
20
Vigesimal
1c3779b
36
Base36
1pac8f
md5
772275b23d945632cc602482a440eb71
sha1
fcac66e219a8e4ffb1bf9c066d262fee6cc4e072
sha256
5e0b5dfba387369ee0db5036246e911e5a5e41ed73debfe8ae21ebfd6c312358
sha512
e917f7e71e31433e03f6e8c1a5f77ad88960ae771a8eb5c5bef840dfaabd888861e78e3a387ac8dde0b6c373cdb4a264a200f5e12ae42c850538cfc250a82abe
ripemd-160
1bad81a360b47233ebf73b4a4e113204f652bfba
Diameter
205877982
Circumference
646784755.78709
Area
3.3289685077452E+16
Volume
4.5690754567743E+24
Surface area
1.3315874030981E+17
Circumference
646784755.78709
Perimeter
411755964
Area
10596435868098081
Diagonal
145577717.1692
Surface area
63578615208588486
Volume
1.0907864164582E+24
Space diagonal
178295562.49188
Perimeter
308816973
Area
4.5883913256728E+15
Altitude
89147781.245938
Surface area
4.5883913256728E+15
Volume
1.2855041198396E+23
Height
48525905.723067