1990265797 is an odd 10-digits composite number following 1990265796
and preceding 1990265798 . In scientific notation, it is written as 1.990265797 × 10^9.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 1831369152 positive integers (up to 1990265797) that are relatively prime to 1990265797.
1990265797 has 8 divisors, whose sum is 2150129016
The reverse of 1990265797 is 7975620991
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 55
Digital Root 1
Name
one billion nine hundred ninety million two hundred sixty-five thousand seven hundred ninety-seven
Scientific notation
1.990265797 × 10^9
Engineering notation
1.990265797 × 10^9
Prime Factorization
13 × 317 × 482957
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1990265797
Product of the distinct prime numbers
The prime factorization of 1990265797 is 13 × 317 × 482957.
Since it has a total of 3 prime factors.
3 , 3 , 8 , 93 , 554 , 989 , 8675 , 2574 , 81155 , 35367 , 853354 , 426849 , 3020149 , 363392 , 67438938 , 32684332 , 764021570 , 496491704 , 3355682945 , 1271598997
n×2
3980531594
n×3
5970797391
n×4
7961063188
n×5
9951328985
n÷2
995132898.5
n÷3
663421932.33333
n÷3
497566449.25
n÷5
398053159.4
n2
3961157942708045209
n3
7.8837571698867E+27
n4
1.5690772247079E+37
n5
3.1228807331878E+46
2 √n
44612.395104948
3 √n
1257.8736701479
4 √n
211.21646504226
5 √n
72.407277088957
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
-1990265796
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 1990265797 can be divided by 8 positive divisors.
The sum of these divisors (counting 1990265797) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101000010000101111000101
3
Ternary
12010201000222102001
4
Quaternary
1312220100233011
5
Quinary
13034002001142
6
Senary
525254145301
8
Octal
16650205705
10
Decimal
1990265797
12
Duodecimal
476652231
16
Hexadecimal
76a10bc5
20
Vigesimal
1b1j349h
36
Base36
wwyax1
md5
0218d7effc5ea4a20beb77dffbe4048c
sha1
d068a6bd411d930f3d074b19091d28679ed0e11d
sha256
516bf9921555b215db83681a7579f8afdb38c362db051634d5f3b51479d20d43
sha512
d341426f4d36fe79a264c4c3b54f3f56f54efffe6893cf3db6aff15059a8dad81df842c2a31e98c03924f6395ac91f23fc5b8d38a54d409175d02dbe3e829fcb
ripemd-160
71d83af7830cda35856b9e1cbab79a6eca782933
Diameter
3980531594
Circumference
12505208813.092
Area
1.244434469252E+19
Volume
3.3023404810136E+28
Surface area
4.9777378770082E+19
Circumference
12505208813.092
Perimeter
7961063188
Area
3961157942708045209
Diagonal
2814660882.8447
Surface area
2.3766947656248E+19
Volume
7.8837571698867E+27
Space diagonal
3447241480.9706
Perimeter
5970797391
Area
1.7152317033938E+18
Altitude
1723620740.4853
Surface area
1.7152317033938E+18
Volume
9.2910969267583E+26
Height
938220294.28157