1661504087 is an odd 10-digits composite number following 1661504086
and preceding 1661504088 . In scientific notation, it is written as 1.661504087 × 10^9.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 1658673000 positive integers (up to 1661504087) that are relatively prime to 1661504087.
1661504087 has 4 divisors, whose sum is 1664335176
The reverse of 1661504087 is 7804051661
Previous prime number is 587
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
one billion six hundred sixty-one million five hundred four thousand eighty-seven
Scientific notation
1.661504087 × 10^9
Engineering notation
1.661504087 × 10^9
Prime Factorization
587 × 2830501
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1661504087
Product of the distinct prime numbers
The prime factorization of 1661504087 is 587 × 2830501.
Since it has a total of 2 prime factors.
10 , 5 , 34 , 84 , 185 , 121 , 4264 , 7473 , 37378 , 61134 , 867565 , 300897 , 1621921 , 5160108 , 42922949 , 50670869 , 591465467 , 804846097 , 3430143411 , 7032756577
n×2
3323008174
n×3
4984512261
n×4
6646016348
n×5
8307520435
n÷2
830752043.5
n÷3
553834695.66667
n÷3
415376021.75
n÷5
332300817.4
n2
2760595831117703569
n3
4.5867412559572E+27
n4
7.6208893427844E+36
n5
1.2662138789611E+46
2 √n
40761.551577436
3 √n
1184.4056523252
4 √n
201.89490230671
5 √n
69.839365128297
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1661504086
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1661504087 can be divided by 4 positive divisors.
The sum of these divisors (counting 1661504087) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100011000010001000101001010111
3
Ternary
11021210102011010102
4
Quaternary
1203002020221113
5
Quinary
11400321112322
6
Senary
432511444315
8
Octal
14302105127
10
Decimal
1661504087
12
Duodecimal
3a452669b
16
Hexadecimal
63088a57
20
Vigesimal
15j48047
36
Base36
rh7srb
md5
4380e97840a5d2db99c3ded2157ddb36
sha1
e07b6c3a6d7f602e51ed1223948fef83d8061ae8
sha256
b9979782d5e9619663d23b27fde45d61c0b77528c8ca046c9c0b2e77a55010aa
sha512
3ed88d30114685d34e5290d230a3fc1fa706e317793e1b984ef72d34215c5bcd2d830c38bb41cae3fea936f01d083fb7b68fd973dc69abcfdb0e89c3d2bcc367
ripemd-160
e00f332fd056107bf2cf1565b9921f27c2f1f62e
Diameter
3323008174
Circumference
10439538067.257
Area
8.67266758257E+18
Volume
1.9212896844843E+28
Surface area
3.469067033028E+19
Circumference
10439538067.257
Perimeter
6646016348
Area
2760595831117703569
Diagonal
2349721613.7737
Surface area
1.6563574986706E+19
Volume
4.5867412559572E+27
Space diagonal
2877809495.6673
Perimeter
4984512261
Area
1.1953730596647E+18
Altitude
1438904747.8337
Surface area
1.1953730596647E+18
Volume
5.4055264093924E+26
Height
783240537.92458