1621399746 is an even 10-digits composite number following 1621399745
and preceding 1621399747 . In scientific notation, it is written as 1.621399746 × 10^9.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 540466580 positive integers (up to 1621399746) that are relatively prime to 1621399746.
1621399746 has 8 divisors, whose sum is 3242799504
The reverse of 1621399746 is 6479931261
Previous prime number is 3
Is Prime? no
Number parity even
Number length 10
Sum of Digits 48
Digital Root 3
Name
one billion six hundred twenty-one million three hundred ninety-nine thousand seven hundred forty-six
Scientific notation
1.621399746 × 10^9
Engineering notation
1.621399746 × 10^9
Prime Factorization
2 × 3 × 270233291
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1621399746
Product of the distinct prime numbers
The prime factorization of 1621399746 is 2 × 3 × 270233291.
Since it has a total of 3 prime factors.
9 , 1 , 65 , 27 , 275 , 386 , 8476 , 8940 , 54633 , 94781 , 763923 , 157819 , 1012123 , 724638 , 87041823 , 55865319 , 74241044 , 110238136 , 4186524424 , 9731397306
n×2
3242799492
n×3
4864199238
n×4
6485598984
n×5
8106998730
n÷2
810699873
n÷3
540466582
n÷3
405349936.5
n÷5
324279949.2
n2
2628937136328864516
n3
4.2625580050936E+27
n4
6.911310466769E+36
n5
1.1205997035346E+46
2 √n
40266.608325013
3 √n
1174.7984554874
4 √n
200.66541387347
5 √n
69.498914293511
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
-1621399745
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 1621399746 can be divided by 8 positive divisors.
The sum of these divisors (counting 1621399746) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100000101001001001100011000010
3
Ternary
11011222221122022110
4
Quaternary
1200221021203002
5
Quinary
11310034242441
6
Senary
424520120150
8
Octal
14051114302
10
Decimal
1621399746
12
Duodecimal
393006056
16
Hexadecimal
60a498c2
20
Vigesimal
156dej76
36
Base36
qtc81u
md5
6c05885dc714d5f7a0b8f5680aba958c
sha1
ba3b004f24510c23924f8aff8a08f93cd299aaf0
sha256
cdcc3b2a6858b14e9e18c14bca2deac40a7b8a87320ba164c6e8338ab7e77b34
sha512
1207fb0ac8a3b4847014ca6c62c85577ab003cbc8154282242dae50b2253ef87fcfdc903311daa1b6f4cf44b04f220ac45470cd87b1b33b597dca52c60659978
ripemd-160
336acf33dc8aa46ecea6eeae08278d42147e84fd
Diameter
3242799492
Circumference
10187555061.132
Area
8.2590495942401E+18
Volume
1.785496121907E+28
Surface area
3.3036198376961E+19
Circumference
10187555061.132
Perimeter
6485598984
Area
2628937136328864516
Diagonal
2293005510.8215
Surface area
1.5773622817973E+19
Volume
4.2625580050936E+27
Space diagonal
2808346739.4513
Perimeter
4864199238
Area
1.1383631725066E+18
Altitude
1404173369.7256
Surface area
1.1383631725066E+18
Volume
5.0234727843378E+26
Height
764335170.27383