2765489021 is an odd 10-digits composite number following 2765489020
and preceding 2765489022 . In scientific notation, it is written as 2.765489021 × 10^9.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 2745328960 positive integers (up to 2765489021) that are relatively prime to 2765489021.
2765489021 has 8 divisors, whose sum is 2785671000
The reverse of 2765489021 is 1209845672
Previous prime number is 2141
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 44
Digital Root 8
Name
two billion seven hundred sixty-five million four hundred eighty-nine thousand twenty-one
Scientific notation
2.765489021 × 10^9
Engineering notation
2.765489021 × 10^9
Prime Factorization
149 × 2141 × 8669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2765489021
Product of the distinct prime numbers
The prime factorization of 2765489021 is 149 × 2141 × 8669.
Since it has a total of 3 prime factors.
2 , 5 , 39 , 27 , 171 , 392 , 1626 , 5790 , 85569 , 13525 , 15144 , 845873 , 8542289 , 7216480 , 20762680 , 19854571 , 507901834 , 847659443 , 7236216641 , 1908993568
n×2
5530978042
n×3
8296467063
n×4
11061956084
n×5
13827445105
n÷2
1382744510.5
n÷3
921829673.66667
n÷3
691372255.25
n÷5
553097804.2
n2
7647929525271538441
n3
2.115026513552E+28
n4
5.849082602352E+37
n5
1.6175573719727E+47
2 √n
52587.917062763
3 √n
1403.6450966504
4 √n
229.32055525566
5 √n
77.331135588547
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
-2765489020
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 2765489021 can be divided by 8 positive divisors.
The sum of these divisors (counting 2765489021) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100100110101100000001101111101
3
Ternary
21010201202101202022
4
Quaternary
2210311200031331
5
Quinary
21130431122041
6
Senary
1134230005525
8
Octal
24465401575
10
Decimal
2765489021
12
Duodecimal
6521a68a5
16
Hexadecimal
a4d6037d
20
Vigesimal
234462b1
36
Base36
19qi0zh
md5
bc9700439f55eee743326b6f72c4c1f7
sha1
2cc29183c0d4ff79ffbb6847d7fb6946e4f63623
sha256
d199cda9898193e08eeec50903d560a20009751e52aa00b045910553f3815969
sha512
9cd4e416294a338318f47eec1abf96e79c22213374e54f7921413b85c37b002a9d274083519c9e6b374e392154125515ac52f43d81e3f276fc75e51677888a73
ripemd-160
cd4e089e745adcab51d7f8914ea67827399a7c42
Diameter
5530978042
Circumference
17376079983.914
Area
2.4026679211766E+19
Volume
8.8594023428302E+28
Surface area
9.6106716847062E+19
Circumference
17376079983.914
Perimeter
11061956084
Area
7647929525271538441
Diagonal
3910992080.0921
Surface area
4.5887577151629E+19
Volume
2.115026513552E+28
Space diagonal
4789967492.1459
Perimeter
8296467063
Area
3.3116506276191E+18
Altitude
2394983746.073
Surface area
3.3116506276191E+18
Volume
2.4925826502033E+27
Height
1303664026.6974