1990990434 is an even 10-digits composite number following 1990990433
and preceding 1990990435 . In scientific notation, it is written as 1.990990434 × 10^9.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 663464160 positive integers (up to 1990990434) that are relatively prime to 1990990434.
1990990434 has 16 divisors, whose sum is 3983176800
The reverse of 1990990434 is 4340990991
Previous prime number is 3449
Is Prime? no
Number parity even
Number length 10
Sum of Digits 48
Digital Root 3
Name
one billion nine hundred ninety million nine hundred ninety thousand four hundred thirty-four
Scientific notation
1.990990434 × 10^9
Engineering notation
1.990990434 × 10^9
Prime Factorization
2 × 3 × 3449 × 96211
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1990990434
Product of the distinct prime numbers
The prime factorization of 1990990434 is 2 × 3 × 3449 × 96211.
Since it has a total of 4 prime factors.
10 , 10 , 14 , 44 , 81 , 46 , 5994 , 9332 , 23693 , 74232 , 503955 , 889405 , 1483457 , 3482467 , 46608881 , 27581246 , 932353639 , 107717769 , 5995820020 , 22838762
n×2
3981980868
n×3
5972971302
n×4
7963961736
n×5
9954952170
n÷2
995495217
n÷3
663663478
n÷3
497747608.5
n÷5
398198086.8
n2
3964042908279508356
n3
7.89237151035E+27
n4
1.5713636178681E+37
n5
3.128569931511E+46
2 √n
44620.515841931
3 √n
1258.026311603
4 √n
211.23568789845
5 √n
72.412548882544
1 , 2 , 3 , 6 , 3449 , 6898 , 10347 , 20694 , 96211 , 192422 , 288633 , 577266 , 331831739 , 663663478 , 995495217 , 1990990434
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
-1990990433
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 1990990434 can be divided by 16 positive divisors.
The sum of these divisors (counting 1990990434) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101011000001101001100010
3
Ternary
12010202101210102110
4
Quaternary
1312223001221202
5
Quinary
13034143143214
6
Senary
525321500150
8
Octal
16653015142
10
Decimal
1990990434
12
Duodecimal
476941656
16
Hexadecimal
76ac1a62
20
Vigesimal
1b23dg1e
36
Base36
wxdu1u
md5
918c0048a47179e3a23d4672567a2e23
sha1
6b2696e36f28d1966e93557806d9db2cbb2e015e
sha256
f6e92525068fb1ce67bf0525666df22d7501861e828066bcd9ee96bb76051eaa
sha512
3d8c88ad6b1f2faad4578625c69dbd9c61346c9f44a9a6db4d45a865c4d336fa2bb4dfdf29eaa66eb8e63c8e8552dcf6f57ddb064da99fc3e062274aad2d94e2
ripemd-160
cf95a94abfaf2bda609fad3029c695f30554a90f
Diameter
3981980868
Circumference
12509761841.644
Area
1.2453408079166E+19
Volume
3.3059488475089E+28
Surface area
4.9813632316662E+19
Circumference
12509761841.644
Perimeter
7963961736
Area
3964042908279508356
Diagonal
2815685674.3179
Surface area
2.3784257449677E+19
Volume
7.89237151035E+27
Space diagonal
3448496589.0716
Perimeter
5972971302
Area
1.7164809301308E+18
Altitude
1724248294.5358
Surface area
1.7164809301308E+18
Volume
9.3012490243534E+26
Height
938561891.4393