1661558946 is an even 10-digits composite number following 1661558945
and preceding 1661558947 . In scientific notation, it is written as 1.661558946 × 10^9.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 538601856 positive integers (up to 1661558946) that are relatively prime to 1661558946.
1661558946 has 16 divisors, whose sum is 3323656800
The reverse of 1661558946 is 6498551661
Previous prime number is 7379
Is Prime? no
Number parity even
Number length 10
Sum of Digits 51
Digital Root 6
Name
one billion six hundred sixty-one million five hundred fifty-eight thousand nine hundred forty-six
Scientific notation
1.661558946 × 10^9
Engineering notation
1.661558946 × 10^9
Prime Factorization
2 × 3 × 7379 × 37529
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1661558946
Product of the distinct prime numbers
The prime factorization of 1661558946 is 2 × 3 × 7379 × 37529.
Since it has a total of 4 prime factors.
3 , 4 , 35 , 2 , 290 , 399 , 7855 , 982 , 15489 , 25499 , 952013 , 972964 , 1862365 , 7628806 , 85416077 , 78709353 , 667978644 , 507278721 , 8600380710 , 5247034827
n×2
3323117892
n×3
4984676838
n×4
6646235784
n×5
8307794730
n÷2
830779473
n÷3
553852982
n÷3
415389736.5
n÷5
332311789.2
n2
2760778131032630916
n3
4.5871956015384E+27
n4
7.621895888788E+36
n5
1.2664229299496E+46
2 √n
40762.224497689
3 √n
1184.4186876216
4 √n
201.89656881108
5 √n
69.839826308882
1 , 2 , 3 , 6 , 7379 , 14758 , 22137 , 37529 , 44274 , 75058 , 112587 , 225174 , 276926491 , 553852982 , 830779473 , 1661558946
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
-1661558945
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 1661558946 can be divided by 16 positive divisors.
The sum of these divisors (counting 1661558946) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100011000010010110000010100010
3
Ternary
11021210111221101020
4
Quaternary
1203002112002202
5
Quinary
11400324341241
6
Senary
432512550310
8
Octal
14302260242
10
Decimal
1661558946
12
Duodecimal
3a4552396
16
Hexadecimal
630960a2
20
Vigesimal
15j4eh76
36
Base36
rh8z36
md5
088011b16f25bc02bd6a35c02db4ed7c
sha1
9dd557ae2f46bec849f4d899ec96a98b8dc2c05a
sha256
6ce7d88305df391ce760bf4a7f2d5aad7809cc19b00627aca4ce1d6a900a40ec
sha512
4d782d9aa888a02fdd011d80691d32c533c23b5eb890abe189ebbc584ad9fd403598ac64ca631b3d434b82c25d8fb07b4318dedc1bb1baab0f65458baab8f08f
ripemd-160
59b14f40b0ec7840639566af52827717a6cc6cfd
Diameter
3323117892
Circumference
10439882756.52
Area
8.6732402946435E+18
Volume
1.9214800003163E+28
Surface area
3.4692961178574E+19
Circumference
10439882756.52
Perimeter
6646235784
Area
2760778131032630916
Diagonal
2349799196.1155
Surface area
1.6564668786196E+19
Volume
4.5871956015384E+27
Space diagonal
2877904514.2426
Perimeter
4984676838
Area
1.1954519978434E+18
Altitude
1438952257.1213
Surface area
1.1954519978434E+18
Volume
5.4060618607949E+26
Height
783266398.70518