77121489 is an odd 8-digits composite number following 77121488
and preceding 77121490 . In scientific notation, it is written as 7.7121489 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 49463568 positive integers (up to 77121489) that are relatively prime to 77121489.
77121489 has 16 divisors, whose sum is 106802432
The reverse of 77121489 is 98412177
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-seven million one hundred twenty-one thousand four hundred eighty-nine
Scientific notation
7.7121489 × 10^7
Engineering notation
7.7121489 × 10^6
Prime Factorization
3 × 43 × 67 × 8923
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77121489
Product of the distinct prime numbers
The prime factorization of 77121489 is 3 × 43 × 67 × 8923.
Since it has a total of 4 prime factors.
6 , 8 , 3 , 65 , 694 , 24 , 9164 , 1656 , 50918 , 28637 , 361995 , 152127 , 7916148 , 4246317 , 92484691 , 65268942 , 538566611 , 903207401 , 8394988412 , 1634961182
n×2
154242978
n×3
231364467
n×4
308485956
n×5
385607445
n÷2
38560744.5
n÷3
25707163
n÷3
19280372.25
n÷5
15424297.8
n2
5947724065577121
n3
4.5869733609844E+23
n4
3.5375421560245E+31
n5
2.7282051847288E+39
2 √n
8781.8841372453
3 √n
425.65571490928
4 √n
93.711707578324
5 √n
37.795063661438
1 , 3 , 43 , 67 , 129 , 201 , 2881 , 8643 , 8923 , 26769 , 383689 , 597841 , 1151067 , 1793523 , 25707163 , 77121489
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77121488
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77121489 can be divided by 16 positive divisors.
The sum of these divisors (counting 77121489) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100100110001100011111010001
3
Ternary
12101010011210110
4
Quaternary
10212030133101
5
Quinary
124220341424
6
Senary
11352551533
8
Octal
446143721
10
Decimal
77121489
12
Duodecimal
219b25a9
16
Hexadecimal
498c7d1
20
Vigesimal
14203e9
36
Base36
19wzbl
md5
be93629359dfa2ef1b377562857aded8
sha1
6668849a4a6c5d573274614db00bc2cee4548aaa
sha256
72d65e10327603a2c3161190ba449ab2f398d8726e7f4b8dde374fd495e15853
sha512
15796d19a0c178f6b803a7d233724ea6dddc3b76992ebb4f56294af10f0103c6a17f8662255abfac80d8e2e57f63df85f79c852067266e5928fc1963dbe12df7
ripemd-160
b7a20c182e1abef8959556e4c60be53e88a072df
Diameter
154242978
Circumference
484568606.55261
Area
1.8685326229996E+16
Volume
1.9213869084108E+24
Surface area
7.4741304919985E+16
Circumference
484568606.55261
Perimeter
308485956
Area
5947724065577121
Diagonal
109066255.69421
Surface area
35686344393462726
Volume
4.5869733609844E+23
Space diagonal
133578337.30336
Perimeter
231364467
Area
2.5754400677449E+15
Altitude
66789168.651682
Surface area
2.5754400677449E+15
Volume
5.4057999477902E+22
Height
36355418.564736