628888931 is an odd 9-digits composite number following 628888930
and preceding 628888932 . In scientific notation, it is written as 6.28888931 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 546859720 positive integers (up to 628888931) that are relatively prime to 628888931.
628888931 has 8 divisors, whose sum is 715889664
The reverse of 628888931 is 139888826
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
six hundred twenty-eight million eight hundred eighty-eight thousand nine hundred thirty-one
Scientific notation
6.28888931 × 10^8
Engineering notation
6.28888931 × 10^6
Prime Factorization
11 × 23 × 2485727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
628888931
Product of the distinct prime numbers
The prime factorization of 628888931 is 11 × 23 × 2485727.
Since it has a total of 3 prime factors.
1 , 4 , 66 , 21 , 597 , 769 , 7921 , 9253 , 2816 , 12539 , 646442 , 149104 , 7009356 , 1631820 , 43995945 , 56083127 , 381890396 , 176583873 , 3565855999 , 373607729
n×2
1257777862
n×3
1886666793
n×4
2515555724
n×5
3144444655
n÷2
314444465.5
n÷3
209629643.66667
n÷3
157222232.75
n÷5
125777786.2
n2
395501287534322761
n3
2.4872638192658E+26
n4
1.5642126844131E+35
n5
9.8371604295718E+43
2 √n
25077.658004686
3 √n
856.75763553917
4 √n
158.35926876784
5 √n
57.506215853302
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
-628888930
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 628888931 can be divided by 8 positive divisors.
The sum of these divisors (counting 628888931) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011111000001010101100011
3
Ternary
1121211100212102122
4
Quaternary
211133001111203
5
Quinary
2241443421211
6
Senary
142223134455
8
Octal
4537012543
10
Decimal
628888931
12
Duodecimal
15674442b
16
Hexadecimal
257c1563
20
Vigesimal
9gab26b
36
Base36
aef9sz
md5
126b9fe40adf051ef912bbb8225be9c6
sha1
52585cc9159f659c709319c398eb39b6974758e3
sha256
917c4f3373a41e01ceb3ddf3ef6d0a58647a77aae6ce73e63f2a7c6f3800f59b
sha512
bdaf82f24b238bbe1f9c4257f08a72ed4df99a77843f6d866cda9aa86b896f9a5222d3ab1fcbbbccc43ce15d62db5f017c4bed88561f331d69fd1aeb7af9fdb7
ripemd-160
4c2c70ed48ff4f306eca9fd5cc35dd877b1726af
Diameter
1257777862
Circumference
3951425691.1071
Area
1.2425039394031E+18
Volume
1.041862632286E+27
Surface area
4.9700157576125E+18
Circumference
3951425691.1071
Perimeter
2515555724
Area
395501287534322761
Diagonal
889383255.44652
Surface area
2373007725205936566
Volume
2.4872638192658E+26
Space diagonal
1089267580.8097
Perimeter
1886666793
Area
1.7125708111709E+17
Altitude
544633790.40484
Surface area
1.7125708111709E+17
Volume
2.9312685220047E+25
Height
296461085.14884