1681947992 is an even 10-digits composite number following 1681947991
and preceding 1681947993 . In scientific notation, it is written as 1.681947992 × 10^9.
The sum of its digits is 56. It has a total of 4 prime factors and 8 positive divisors.
There are 840973992 positive integers (up to 1681947992) that are relatively prime to 1681947992.
1681947992 has 8 divisors, whose sum is 3153652500
The reverse of 1681947992 is 2997491861
Previous prime number is 2
Is Prime? no Number parity even Number length 10 Sum of Digits 56 Digital Root 2
Name
one billion six hundred eighty-one million nine hundred forty-seven thousand nine hundred ninety-two
Scientific notation
1.681947992 × 10^9
Engineering notation
1.681947992 × 10^9
Prime Factorization
2 × 2 × 2 × 210243499
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
420486998 Product of the distinct prime numbers
The prime factorization of 1681947992 is 2 × 2 × 2 × 210243499.
Since it has a total of 4 prime factors.
8 , 10 , 60 , 62 , 756 , 614 , 1600 , 498 , 46480 , 27094 , 550505 , 255008 , 3867559 , 1211384 , 21439410 , 23027041 , 155230555 , 820833382 , 3121933857 , 2223326997
n×2
3363895984
n×3
5045843976
n×4
6727791968
n×5
8409739960
n÷2
840973996
n÷3
560649330.66667
n÷3
420486998
n÷5
336389598.4
n2
2828949047792832064
n3
4.7581451704055E+27
n4
8.002952715008E+36
n5
1.3460550249079E+46
2 √n41011.559248583
3 √n1189.2436857926
4 √n202.51310883146
5 √n70.010392515535
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
-1681947991 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 1681947992 can be divided by 8 positive divisors.
The sum of these divisors (counting 1681947992) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100010000000111110101011000
3
Ternary
11100012212210220002
4
Quaternary
1210100013311120
5
Quinary
11421034313432
6
Senary
434521552132
8
Octal
14420076530
10
Decimal
1681947992
12
Duodecimal
3ab345648
16
Hexadecimal
64407d58
20
Vigesimal
165c39jc
36
Base36
rtdzdk
md5
976f083b80a7f7484dac7175174ee913
sha1
26ecce0c9369e62ce32418b1154dfa1c8a68dbd0
sha256
c3396cd92ffdd95aecfb618c14720fc98eeb176f87abb8c9d800b8fc3a9607ef
sha512
7ccb32c00a49fd15a67589f6b8ab0b8d0bcd0247c6552287400461a5c98400a153a6642cb735c68eeaff0fb37a39ff79d7771b33d869bb569ed3a6823d20aac9
ripemd-160
35e816f57f0eb2e5dee9db051c5ed5491274fbe7
Diameter
3363895984
Circumference
10567990910.775
Area
8.8874055459258E+18
Volume
1.9930871882746E+28
Surface area
3.5549622183703E+19
Circumference
10567990910.775
Perimeter
6727791968
Area
2828949047792832064
Diagonal
2378633661.4926
Surface area
1.6973694286757E+19
Volume
4.7581451704055E+27
Space diagonal
2913219377.8325
Perimeter
5045843976
Area
1.2249708707002E+18
Altitude
1456609688.9162
Surface area
1.2249708707002E+18
Volume
5.6075278597729E+26
Height
792877887.1642