1985087126 is an even 10-digits composite number following 1985087125
and preceding 1985087127 . In scientific notation, it is written as 1.985087126 × 10^9.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 902312320 positive integers (up to 1985087126) that are relatively prime to 1985087126.
1985087126 has 8 divisors, whose sum is 3248324424
The reverse of 1985087126 is 6217805891
Previous prime number is 11
Is Prime? no
Number parity even
Number length 10
Sum of Digits 47
Digital Root 2
Name
one billion nine hundred eighty-five million eighty-seven thousand one hundred twenty-six
Scientific notation
1.985087126 × 10^9
Engineering notation
1.985087126 × 10^9
Prime Factorization
2 × 11 × 90231233
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1985087126
Product of the distinct prime numbers
The prime factorization of 1985087126 is 2 × 11 × 90231233.
Since it has a total of 3 prime factors.
9 , 10 , 46 , 56 , 309 , 920 , 8921 , 4057 , 17659 , 26967 , 829129 , 500337 , 5542779 , 8101797 , 24257413 , 42549739 , 158376522 , 979194752 , 2649460296 , 8529293515
n×2
3970174252
n×3
5955261378
n×4
7940348504
n×5
9925435630
n÷2
992543563
n÷3
661695708.66667
n÷3
496271781.5
n÷5
397017425.2
n2
3940570897810939876
n3
7.8223765583348E+27
n4
1.5528099000675E+37
n5
3.0824629417492E+46
2 √n
44554.316581
3 √n
1256.7817268849
4 √n
211.0789344795
5 √n
72.369557066901
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
-1985087125
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 1985087126 can be divided by 8 positive divisors.
The sum of these divisors (counting 1985087126) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110010100100000011010010110
3
Ternary
12010100021212121102
4
Quaternary
1312110200122112
5
Quinary
13031140242001
6
Senary
524551150102
8
Octal
16624403226
10
Decimal
1985087126
12
Duodecimal
474975332
16
Hexadecimal
76520696
20
Vigesimal
1b06fhg6
36
Base36
wtvb12
md5
b787717c9b907d85fe2c1da551fda320
sha1
944bf9010c99e4b892644b8efd299600ce1e12d1
sha256
3be46f1431527a30bcea268b75ba348b987a548881a1707f29e133517575f40e
sha512
680c55a4363edbfef6f79cf3982a12d99ab1fe8421fb61f323b71f1c437d61378efa055f193f23b59078ed4db4de93b1e74220d9836092d2eaa6209663d1f0f9
ripemd-160
4609bd25d0d273337fb5ba73772ee9f3adcf56c2
Diameter
3970174252
Circumference
12472670263.555
Area
1.2379668583513E+19
Volume
3.2766294305703E+28
Surface area
4.951867433405E+19
Circumference
12472670263.555
Perimeter
7940348504
Area
3940570897810939876
Diagonal
2807337136.0814
Surface area
2.3643425386866E+19
Volume
7.8223765583348E+27
Space diagonal
3438271759.6829
Perimeter
5955261378
Area
1.706317251459E+18
Altitude
1719135879.8414
Surface area
1.706317251459E+18
Volume
9.218759182322E+26
Height
935779045.36048