68994087 is an odd 8-digits composite number following 68994086
and preceding 68994088 . In scientific notation, it is written as 6.8994087 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 45996056 positive integers (up to 68994087) that are relatively prime to 68994087.
68994087 has 4 divisors, whose sum is 91992120
The reverse of 68994087 is 78049986
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-eight million nine hundred ninety-four thousand eighty-seven
Scientific notation
6.8994087 × 10^7
Engineering notation
6.8994087 × 10^6
Prime Factorization
3 × 22998029
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68994087
Product of the distinct prime numbers
The prime factorization of 68994087 is 3 × 22998029.
Since it has a total of 2 prime factors.
3 , 9 , 48 , 62 , 581 , 887 , 7586 , 9139 , 63626 , 47916 , 268911 , 436767 , 1686383 , 7003398 , 74350068 , 51591040 , 54643472 , 849438842 , 6747848420 , 5962623936
n×2
137988174
n×3
206982261
n×4
275976348
n×5
344970435
n÷2
34497043.5
n÷3
22998029
n÷3
17248521.75
n÷5
13798817.4
n2
4760184040963569
n3
3.2842455185825E+23
n4
2.2659352103844E+31
n5
1.5633613104163E+39
2 √n
8306.2679345179
3 √n
410.1448764233
4 √n
91.138729059154
5 √n
36.962588246923
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
-68994086
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 68994087 can be divided by 4 positive divisors.
The sum of these divisors (counting 68994087) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000111001100010000100111
3
Ternary
11210211021002120
4
Quaternary
10013030100213
5
Quinary
120130302322
6
Senary
10502441023
8
Octal
407142047
10
Decimal
68994087
12
Duodecimal
1b133173
16
Hexadecimal
41cc427
20
Vigesimal
11b4547
36
Base36
152s6f
md5
aed52f10c6a72349dd717df9a0d1c67a
sha1
5b69b90ac52595bc7d542e0784e18da5946e01f7
sha256
8f3ca685c9668e339b55df6d4ed2b6a9dc57f170dad7d296b2599b9b6ce76a57
sha512
30d84a137c5a8e803280b62cdad7e1cf8e15c0de0fa91001b0f7fd2cd2b5da2313739abebe28f1477265c0f4e6fe584df7bfcdc7af199920c8c4d9bd713a5f46
ripemd-160
e6758ee9654bbb686fcd0c1511ecd97f54d9e927
Diameter
137988174
Circumference
433502633.72067
Area
1.4954559212827E+16
Volume
1.3757015458352E+24
Surface area
5.9818236851306E+16
Circumference
433502633.72067
Perimeter
275976348
Area
4760184040963569
Diagonal
97572373.558949
Surface area
28561104245781414
Volume
3.2842455185825E+23
Space diagonal
119501264.10583
Perimeter
206982261
Area
2.0612201530819E+15
Altitude
59750632.052914
Surface area
2.0612201530819E+15
Volume
3.8705204621187E+22
Height
32524124.51965