1290202385 is an odd 10-digits composite number following 1290202384
and preceding 1290202386 . In scientific notation, it is written as 1.290202385 × 10^9.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 1031138944 positive integers (up to 1290202385) that are relatively prime to 1290202385.
1290202385 has 8 divisors, whose sum is 1549777320
The reverse of 1290202385 is 5832020921
Previous prime number is 1013
Is Prime? no Number parity odd Number length 10 Sum of Digits 32 Digital Root 5
Name
one billion two hundred ninety million two hundred two thousand three hundred eighty-five
Scientific notation
1.290202385 × 10^9
Engineering notation
1.290202385 × 10^9
Prime Factorization
5 × 1013 × 254729
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1290202385 Product of the distinct prime numbers
The prime factorization of 1290202385 is 5 × 1013 × 254729.
Since it has a total of 3 prime factors.
5 , 10 , 10 , 90 , 828 , 453 , 626 , 7514 , 91351 , 75802 , 290660 , 307322 , 6709019 , 8272246 , 34894157 , 44973195 , 972276657 , 773004354 , 3079715066 , 6338481118
n×2
2580404770
n×3
3870607155
n×4
5160809540
n×5
6451011925
n÷2
645101192.5
n÷3
430067461.66667
n÷3
322550596.25
n÷5
258040477
n2
1664622194259688225
n3
2.1476995251578E+27
n4
2.7709670496219E+36
n5
3.5751082961786E+45
2 √n35919.387313817
3 √n1088.6441590878
4 √n189.524107474
5 √n66.394417962733
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
-1290202384 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 1290202385 can be divided by 8 positive divisors.
The sum of these divisors (counting 1290202385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001101110110100010001
3
Ternary
10022220202001221112
4
Quaternary
1030321232310101
5
Quinary
10120242434020
6
Senary
332005303105
8
Octal
11471566421
10
Decimal
1290202385
12
Duodecimal
300104a95
16
Hexadecimal
4ce6ed11
20
Vigesimal
1033f5j5
36
Base36
lc5ij5
md5
ebceffec57a1560b4d6764d3bc1b4c2c
sha1
0109f6d272cd65fad5916561b578cc4fa5ba45c5
sha256
6e003ba4cdb99a45a143f139b9e8656916116d45bfb647141144b18bb1de55c0
sha512
ed097f8d14c1c5046d8a4d33bc6bed57c4ebf875d6f8f9ae4eea69fe675682f6b7180bbf8c753d9d1514b336a25365e6dc297828e2a4b661ff900036bae185f4
ripemd-160
5c9a23c2e86d63a15c67546a01f6142922d31077
Diameter
2580404770
Circumference
8106580668.7201
Area
5.2295648564888E+18
Volume
8.9962627338053E+27
Surface area
2.0918259425955E+19
Circumference
8106580668.7201
Perimeter
5160809540
Area
1664622194259688225
Diagonal
1824621711.0731
Surface area
9.9877331655581E+18
Volume
2.1476995251578E+27
Space diagonal
2234696082.8665
Perimeter
3870607155
Area
7.2080255396614E+17
Altitude
1117348041.4333
Surface area
7.2080255396614E+17
Volume
2.5310881636503E+26
Height
608207237.02437