139968861 is an odd 9-digits composite number following 139968860
and preceding 139968862 . In scientific notation, it is written as 1.39968861 × 10^8.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 93312572 positive integers (up to 139968861) that are relatively prime to 139968861.
139968861 has 4 divisors, whose sum is 186625152
The reverse of 139968861 is 168869931
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred thirty-nine million nine hundred sixty-eight thousand eight hundred sixty-one
Scientific notation
1.39968861 × 10^8
Engineering notation
1.39968861 × 10^6
Prime Factorization
3 × 46656287
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
139968861
Product of the distinct prime numbers
The prime factorization of 139968861 is 3 × 46656287.
Since it has a total of 2 prime factors.
7 , 9 , 42 , 51 , 726 , 929 , 534 , 9625 , 82460 , 22884 , 274871 , 968902 , 5251435 , 6313430 , 77855823 , 78949669 , 520152356 , 84156966 , 6241586606 , 5314508581
n×2
279937722
n×3
419906583
n×4
559875444
n×5
699844305
n÷2
69984430.5
n÷3
46656287
n÷3
34992215.25
n÷5
27993772.2
n2
19591282049637321
n3
2.7421694340175E+24
n4
3.8381833234844E+32
n5
5.3722614809731E+40
2 √n
11830.843630105
3 √n
519.21090993201
4 √n
108.76968157582
5 √n
42.58006163101
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-139968860
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 139968861 can be divided by 4 positive divisors.
The sum of these divisors (counting 139968861) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010101111100000101011101
3
Ternary
100202101011011220
4
Quaternary
20111330011131
5
Quinary
241313000421
6
Senary
21520003553
8
Octal
1025740535
10
Decimal
139968861
12
Duodecimal
3aa605b9
16
Hexadecimal
857c15d
20
Vigesimal
23eg231
36
Base36
2bc0nx
md5
c3dd91a66c4205875b8b8f454117df30
sha1
1abe168b3cffc9acff0b09860dae9b86e8b13a38
sha256
f2e3e7ebe2719515dfc76c5e4d6508b50b503657e742d8ef00f51681a60a9774
sha512
7214e051df5f57e567a2c9c6c9b296f53af452af6a2d6be2caa6b300af3aef5fe4ded96e888b272991aaf64334bb4bff082cfe7a8a77666c7085460f438eb4d5
ripemd-160
2016dc7aa3d811a86eeb0b216ced77f43c09c7a9
Diameter
279937722
Circumference
879450290.89786
Area
6.1547827761546E+16
Volume
1.1486372465077E+25
Surface area
2.4619131104618E+17
Circumference
879450290.89786
Perimeter
559875444
Area
19591282049637321
Diagonal
197945861.53611
Surface area
117547692297823926
Volume
2.7421694340175E+24
Space diagonal
242433178.72955
Perimeter
419906583
Area
8.483273973846E+15
Altitude
121216589.36477
Surface area
8.483273973846E+15
Volume
3.2316776699271E+23
Height
65981953.845372