764961921 is an odd 9-digits composite number following 764961920
and preceding 764961922 . In scientific notation, it is written as 7.64961921 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 493523280 positive integers (up to 764961921) that are relatively prime to 764961921.
764961921 has 16 divisors, whose sum is 1169835520
The reverse of 764961921 is 129169467
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
seven hundred sixty-four million nine hundred sixty-one thousand nine hundred twenty-one
Scientific notation
7.64961921 × 10^8
Engineering notation
7.64961921 × 10^6
Prime Factorization
9 × 3 × 31 × 913933
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
764961921
Product of the distinct prime numbers
The prime factorization of 764961921 is 9 × 3 × 31 × 913933.
Since it has a total of 4 prime factors.
8 , 3 , 76 , 24 , 26 , 956 , 1775 , 6543 , 43528 , 9815 , 899205 , 779612 , 969542 , 3331988 , 63930242 , 67480346 , 72209624 , 640695199 , 2464156248 , 1392619300
n×2
1529923842
n×3
2294885763
n×4
3059847684
n×5
3824809605
n÷2
382480960.5
n÷3
254987307
n÷3
191240480.25
n÷5
152992384.2
n2
585166740580010241
n3
4.4763027397939E+26
n4
3.4242011428103E+35
n5
2.6193834840946E+44
2 √n
27657.944988737
3 √n
914.56225231316
4 √n
166.30677974375
5 √n
59.803687492897
1 , 3 , 9 , 27 , 31 , 93 , 279 , 837 , 913933 , 2741799 , 8225397 , 24676191 , 28331923 , 84995769 , 254987307 , 764961921
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
-764961920
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 764961921 can be divided by 16 positive divisors.
The sum of these divisors (counting 764961921) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101101100110000110010010000001
3
Ternary
1222022102002111000
4
Quaternary
231212012102001
5
Quinary
3031312240141
6
Senary
203523442213
8
Octal
5546062201
10
Decimal
764961921
12
Duodecimal
194226369
16
Hexadecimal
2d986481
20
Vigesimal
bj104g1
36
Base36
cnfse9
md5
f7626c5932c66dc90f2613d6680e5ba3
sha1
4ddd930a8de3ffd19db13ce090c4ff74d19d6f3c
sha256
ab073e724a86716819c68c54d4fb21a211516614325e38a26d6426a034247a59
sha512
703496a6c218dc86d8c02170b71536110a4e8d79482d3b667138d7475ca545ff8d89fdc238cdd6d799dcc683ff93845607e66828f7efff579a60778a98615f48
ripemd-160
843bde744894dc15f861b6efc5db09e42957e78f
Diameter
1529923842
Circumference
4806397502.5791
Area
1.8383555333312E+18
Volume
1.8750293070107E+27
Surface area
7.353422133325E+18
Circumference
4806397502.5791
Perimeter
3059847684
Area
585166740580010241
Diagonal
1081819523.3772
Surface area
3511000443480061446
Volume
4.4763027397939E+26
Space diagonal
1324952913.0275
Perimeter
2294885763
Area
2.5338463139601E+17
Altitude
662476456.51374
Surface area
2.5338463139601E+17
Volume
5.2753733699204E+25
Height
360606507.79239