77121749 is an odd 8-digits prime number following 77121748
and preceding 77121750 . In scientific notation, it is written as 7.7121749 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 77121748 positive integers (up to 77121749) that are relatively prime to 77121749.
77121749 has 2 divisors, whose sum is 77121750
The reverse of 77121749 is 94712177
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-seven million one hundred twenty-one thousand seven hundred forty-nine
Scientific notation
7.7121749 × 10^7
Engineering notation
7.7121749 × 10^6
Prime Factorization
77121749
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
77121749
Product of the distinct prime numbers
The prime factorization of 77121749 is 77121749.
Since it has a total of 1 prime factors.
9 , 1 , 20 , 44 , 475 , 591 , 4514 , 7809 , 80614 , 9479 , 144563 , 656778 , 112532 , 2697716 , 24980980 , 46562909 , 585910081 , 999973085 , 7653612225 , 7640852275
n×2
154243498
n×3
231365247
n×4
308486996
n×5
385608745
n÷2
38560874.5
n÷3
25707249.666667
n÷3
19280437.25
n÷5
15424349.8
n2
5947764168819001
n3
4.5870197533885E+23
n4
3.5375898607887E+31
n5
2.7282511730869E+39
2 √n
8781.8989404342
3 √n
425.65619324704
4 √n
93.711786560892
5 √n
37.795089145135
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
77121750
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
38560875
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8781.8989973695
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999974067
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77121749 can be divided by 2 positive divisors.
The sum of these divisors (counting 77121749) is 77121750, the average is 38560875.
Base
System
Value
2
Binary
100100110001100100011010101
3
Ternary
12101010012011002
4
Quaternary
10212030203111
5
Quinary
124220343444
6
Senary
11352553045
8
Octal
446144325
10
Decimal
77121749
12
Duodecimal
219b2785
16
Hexadecimal
498c8d5
20
Vigesimal
1420479
36
Base36
19wzit
md5
423f04a92e74ef229c877e185306e2f5
sha1
650fbc0677ef24977f3ca72820f9a6f6b1ef7e07
sha256
200e0f906139ec09a0d470ddf895297fa2c5cccad245d03c9714c8a6ab96c9df
sha512
2c07e6f482126a0dc251fe97e0c23750f6c66acd6917829d421d8e39d8a96d5b778725f4f6e13921f8f1963991bd4f931b56627e325d7846aa6226f6eaf49cbf
ripemd-160
28d7e5ed64d73f4d94a16eb4d47486c1d55f7b2f
Diameter
154243498
Circumference
484570240.18079
Area
1.8685452218046E+16
Volume
1.9214063412156E+24
Surface area
7.4741808872186E+16
Circumference
484570240.18079
Perimeter
308486996
Area
5947764168819001
Diagonal
109066623.38973
Surface area
35686585012914006
Volume
4.5870197533885E+23
Space diagonal
133578787.63657
Perimeter
231365247
Area
2.575457432958E+15
Altitude
66789393.818287
Surface area
2.575457432958E+15
Volume
5.4058546217628E+22
Height
36355541.129911