207972621 is an odd 9-digits composite number following 207972620
and preceding 207972622 . In scientific notation, it is written as 2.07972621 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 138648408 positive integers (up to 207972621) that are relatively prime to 207972621.
207972621 has 4 divisors, whose sum is 231080700
The reverse of 207972621 is 126279702
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
two hundred seven million nine hundred seventy-two thousand six hundred twenty-one
Scientific notation
2.07972621 × 10^8
Engineering notation
2.07972621 × 10^6
Prime Factorization
9 × 23108069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
207972621
Product of the distinct prime numbers
The prime factorization of 207972621 is 9 × 23108069.
Since it has a total of 2 prime factors.
9 , 5 , 33 , 10 , 698 , 455 , 5822 , 7262 , 94019 , 55123 , 172615 , 125557 , 6612374 , 7273595 , 88927051 , 63731330 , 764978846 , 427872009 , 2673719639 , 2794231932
n×2
415945242
n×3
623917863
n×4
831890484
n×5
1039863105
n÷2
103986310.5
n÷3
69324207
n÷3
51993155.25
n÷5
41594524.2
n2
43252611085609641
n3
8.9953588925679E+24
n4
1.870788365723E+33
n5
3.8907275975572E+41
2 √n
14421.255874576
3 √n
592.47321568822
4 √n
120.08853348499
5 √n
46.089418951935
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-207972620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 207972621 can be divided by 4 positive divisors.
The sum of these divisors (counting 207972621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100011001010110100100001101
3
Ternary
112111100002210200
4
Quaternary
30121112210031
5
Quinary
411220110441
6
Senary
32345324113
8
Octal
1431264415
10
Decimal
207972621
12
Duodecimal
59796639
16
Hexadecimal
c65690d
20
Vigesimal
34jgbb1
36
Base36
3ftkp9
md5
3372ad277a5ca194e925029956eff269
sha1
b08ffe11eaf7d635290f3663088d5bebdc0aa1f6
sha256
3cb6ce98c3dfab6220cb019e3c35f7f84eec4a84270287a13d5b60b610d723a8
sha512
0cab59c717c5266e115fae5f74ba5aca8d97f953d077319315de8a26d176d79c77b201309b363003a40ed88c876b3ab6e56d4f1d98948c614ef48562b474f281
ripemd-160
d0f54ca0bfea18c112e2c829a5908bec1932e099
Diameter
415945242
Circumference
1306730516.5628
Area
1.3588208523513E+17
Volume
3.7679671217727E+25
Surface area
5.4352834094051E+17
Circumference
1306730516.5628
Perimeter
831890484
Area
43252611085609641
Diagonal
294117701.22048
Surface area
259515666513657846
Volume
8.9953588925679E+24
Space diagonal
360219146.15527
Perimeter
623917863
Area
1.8728929990073E+16
Altitude
180109573.07763
Surface area
1.8728929990073E+16
Volume
1.0601132120236E+24
Height
98039233.74016