247998421 is an odd 9-digits composite number following 247998420
and preceding 247998422 . In scientific notation, it is written as 2.47998421 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 225235920 positive integers (up to 247998421) that are relatively prime to 247998421.
247998421 has 8 divisors, whose sum is 270804384
The reverse of 247998421 is 124899742
Previous prime number is 1093
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
two hundred forty-seven million nine hundred ninety-eight thousand four hundred twenty-one
Scientific notation
2.47998421 × 10^8
Engineering notation
2.47998421 × 10^6
Prime Factorization
11 × 1093 × 20627
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
247998421
Product of the distinct prime numbers
The prime factorization of 247998421 is 11 × 1093 × 20627.
Since it has a total of 3 prime factors.
5 , 2 , 34 , 73 , 382 , 176 , 7018 , 7458 , 69529 , 37212 , 469724 , 244421 , 9087658 , 6883640 , 83927324 , 58357838 , 313090411 , 995909240 , 148733615 , 6222896056
n×2
495996842
n×3
743995263
n×4
991993684
n×5
1239992105
n÷2
123999210.5
n÷3
82666140.333333
n÷3
61999605.25
n÷5
49599684.2
n2
61503216818493241
n3
1.5252700657407E+25
n4
3.7826456790226E+33
n5
9.3809015560008E+41
2 √n
15747.965614644
3 √n
628.27479707759
4 √n
125.4908985331
5 √n
47.740809988728
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
-247998420
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 247998421 can be divided by 8 positive divisors.
The sum of these divisors (counting 247998421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110010000010011111010101
3
Ternary
122021122121212201
4
Quaternary
32302002133111
5
Quinary
1001441422141
6
Senary
40335244501
8
Octal
1662023725
10
Decimal
247998421
12
Duodecimal
6b079731
16
Hexadecimal
ec827d5
20
Vigesimal
3h9jg11
36
Base36
43ngt1
md5
97357476b3cb314c72c11cbd19a26ca9
sha1
c6a03b0ac16dad8c953f3ee05da51bb7c7029329
sha256
aa0e0b280dff080073b3714d451434cf0faeb2f1f87d0acc5710651c4bbf7014
sha512
b6438405bb33be67fb9a42fbb72bd76a6e4bffde1e3e9dc94079d76815f9437c8c640b812ddf113d553c0e915938909218fc647dccc190f1a24e1dd634f8efc7
ripemd-160
eacd3846d8cd537c8d37dd54b1ef9b495931a25d
Diameter
495996842
Circumference
1558220035.0309
Area
1.9321805412912E+17
Volume
6.3890363110285E+25
Surface area
7.7287221651647E+17
Circumference
1558220035.0309
Perimeter
991993684
Area
61503216818493241
Diagonal
350722730.42531
Surface area
369019300910959446
Volume
1.5252700657407E+25
Space diagonal
429545865.36886
Perimeter
743995263
Area
2.6631674089639E+16
Altitude
214772932.68443
Surface area
2.6631674089639E+16
Volume
1.7975480110435E+24
Height
116907576.80844