67687989 is an odd 8-digits composite number following 67687988
and preceding 67687990 . In scientific notation, it is written as 6.7687989 × 10^7.
The sum of its digits is 60. It has a total of 2 prime factors and 4 positive divisors.
There are 45125324 positive integers (up to 67687989) that are relatively prime to 67687989.
67687989 has 4 divisors, whose sum is 90250656
The reverse of 67687989 is 98978676
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
sixty-seven million six hundred eighty-seven thousand nine hundred eighty-nine
Scientific notation
6.7687989 × 10^7
Engineering notation
6.7687989 × 10^6
Prime Factorization
3 × 22562663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
67687989
Product of the distinct prime numbers
The prime factorization of 67687989 is 3 × 22562663.
Since it has a total of 2 prime factors.
1 , 1 , 22 , 67 , 92 , 392 , 862 , 35 , 185 , 93835 , 168054 , 835665 , 6384653 , 8987137 , 60228394 , 60589142 , 568316405 , 328826770 , 361621876 , 6257859193
n×2
135375978
n×3
203063967
n×4
270751956
n×5
338439945
n÷2
33843994.5
n÷3
22562663
n÷3
16921997.25
n÷5
13537597.8
n2
4581663854864121
n3
3.1012361260974E+23
n4
2.0991643678968E+31
n5
1.4208821464339E+39
2 √n
8227.2710542439
3 √n
407.54027780079
4 √n
90.70430559926
5 √n
36.821571717716
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
-67687988
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 67687989 can be divided by 4 positive divisors.
The sum of these divisors (counting 67687989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000010001101011000110101
3
Ternary
11201100220110120
4
Quaternary
10002031120311
5
Quinary
114312003424
6
Senary
10414442153
8
Octal
402153065
10
Decimal
67687989
12
Duodecimal
1a803359
16
Hexadecimal
408d635
20
Vigesimal
1130jj9
36
Base36
14asdx
md5
fac7003bf6949eb691c2698060013dab
sha1
096b7cf3f700151cdea8b96035275816c781b4b0
sha256
fc7adf4c35bcf6c3c6406fc17adea4f897f85caac6682be1845f944bda23c3e7
sha512
b74a8d86e8ae83e9935aba9e22c3497ce356b81c75bef15d4a20695a90d29e2d82e42b95d46db7f27eb5e0d0cddb5088372c9a9412b2ece7150dbd5f1b97a5af
ripemd-160
fa8a21c4e7e4308d76e8d83ce41e728f891fe561
Diameter
135375978
Circumference
425296177.95733
Area
1.4393721507659E+16
Volume
1.2990427507726E+24
Surface area
5.7574886030636E+16
Circumference
425296177.95733
Perimeter
270751956
Area
4581663854864121
Diagonal
95725272.053561
Surface area
27489983129184726
Volume
3.1012361260974E+23
Space diagonal
117239036.01016
Perimeter
203063967
Area
1.9839186449566E+15
Altitude
58619518.005082
Surface area
1.9839186449566E+15
Volume
3.654841824707E+22
Height
31908424.017854