68151489 is an odd 8-digits composite number following 68151488
and preceding 68151490 . In scientific notation, it is written as 6.8151489 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 38862720 positive integers (up to 68151489) that are relatively prime to 68151489.
68151489 has 8 divisors, whose sum is 71545320
The reverse of 68151489 is 98415186
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-eight million one hundred fifty-one thousand four hundred eighty-nine
Scientific notation
6.8151489 × 10^7
Engineering notation
6.8151489 × 10^6
Prime Factorization
21 × 521 × 6229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68151489
Product of the distinct prime numbers
The prime factorization of 68151489 is 21 × 521 × 6229.
Since it has a total of 3 prime factors.
6 , 8 , 95 , 2 , 462 , 479 , 1757 , 761 , 70216 , 59394 , 491064 , 619584 , 9545395 , 6619113 , 19321003 , 50320713 , 431638914 , 634546708 , 5041081958 , 3435229879
n×2
136302978
n×3
204454467
n×4
272605956
n×5
340757445
n÷2
34075744.5
n÷3
22717163
n÷3
17037872.25
n÷5
13630297.8
n2
4644625452917121
n3
3.165381404636E+23
n4
2.1572545597886E+31
n5
1.4702011040163E+39
2 √n
8255.3915110066
3 √n
408.46838629597
4 √n
90.85918506682
5 √n
36.87186200783
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
-68151488
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 68151489 can be divided by 8 positive divisors.
The sum of these divisors (counting 68151489) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000011111110100011000001
3
Ternary
11202020110021020
4
Quaternary
10003332203001
5
Quinary
114421321424
6
Senary
10432420053
8
Octal
403764301
10
Decimal
68151489
12
Duodecimal
1a9a7629
16
Hexadecimal
40fe8c1
20
Vigesimal
115iie9
36
Base36
14kq0x
md5
1926140b2b72c987d3a1970e9522dd2e
sha1
54b8f948922229e2d0ae1906cf32102db9773e00
sha256
ffce5e4d1e2f004fa838b70d4c94a6073d9bece713d28aaf093695276507a79e
sha512
94799317f26941a2499c2ec7c0066a7922715be49fb629b8855c2e151e69e3ecf70938c53d91050a38e94a007359b669fd0d947ceb2ee9d40e581daf308836ef
ripemd-160
aff932b8d5b54cf28029b0a723895a89bffae72f
Diameter
136302978
Circumference
428208434.34721
Area
1.4591521201561E+16
Volume
1.3259118622152E+24
Surface area
5.8366084806242E+16
Circumference
428208434.34721
Perimeter
272605956
Area
4644625452917121
Diagonal
96380760.039721
Surface area
27867752717502726
Volume
3.165381404636E+23
Space diagonal
118041841.55947
Perimeter
204454467
Area
2.011181816645E+15
Altitude
59020920.779736
Surface area
2.011181816645E+15
Volume
3.7304377604332E+22
Height
32126920.01324