245639684 is an even 9-digits composite number following 245639683
and preceding 245639685 . In scientific notation, it is written as 2.45639684 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 122788488 positive integers (up to 245639684) that are relatively prime to 245639684.
245639684 has 12 divisors, whose sum is 429979200
The reverse of 245639684 is 486936542
Previous prime number is 7639
Is Prime? no Number parity even Number length 9 Sum of Digits 47 Digital Root 2
Name
two hundred forty-five million six hundred thirty-nine thousand six hundred eighty-four
Scientific notation
2.45639684 × 10^8
Engineering notation
2.45639684 × 10^6
Prime Factorization
2 × 2 × 7639 × 8039
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
122819842 Product of the distinct prime numbers
The prime factorization of 245639684 is 2 × 2 × 7639 × 8039.
Since it has a total of 4 prime factors.
4 , 5 , 5 , 54 , 597 , 674 , 6166 , 7246 , 24176 , 59616 , 49915 , 240326 , 8925809 , 3503928 , 82600533 , 79244152 , 217577031 , 165914956 , 2438058509 , 7461572941
n×2
491279368
n×3
736919052
n×4
982558736
n×5
1228198420
n÷2
122819842
n÷3
81879894.666667
n÷3
61409921
n÷5
49127936.8
n2
60338854355619856
n3
1.4821617116836E+25
n4
3.6407773449487E+33
n5
8.9431939652756E+41
2 √n15672.896477678
3 √n626.27658775596
4 √n125.19143931467
5 √n47.649649016045
1 , 2 , 4 , 7639 , 8039 , 15278 , 16078 , 30556 , 32156 , 61409921 , 122819842 , 245639684
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-245639683 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 245639684 can be divided by 12 positive divisors.
The sum of these divisors (counting 245639684) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110101001000010101000000100
3
Ternary
122010012210022002
4
Quaternary
32221002220010
5
Quinary
1000340432214
6
Senary
40212524432
8
Octal
1651025004
10
Decimal
245639684
12
Duodecimal
6a320718
16
Hexadecimal
ea42a04
20
Vigesimal
3gf4j44
36
Base36
428wsk
md5
ed1864466596788832b7e55cf574ef17
sha1
fb0f0edd015ffd9fe60d2e039475f4ce0dba3c22
sha256
fad1a26637bfc1a16195ea131782dddf850461975d5f74bbcb3ad0e96fcb1896
sha512
41e1a17a37d65e48a22b13168cd2b125b9f6a1e5bc36e67a89f6e9569b99212e06450ee201d31c251878385cb5cbd3cb24a3a3a5283ba71094bc7d2fd3ab4baa
ripemd-160
966478c20cdda0e1f0f4a6bae2975b28c7ce082d
Diameter
491279368
Circumference
1543399653.369
Area
1.8956010156964E+17
Volume
6.2084644598099E+25
Surface area
7.5824040627856E+17
Circumference
1543399653.369
Perimeter
982558736
Area
60338854355619856
Diagonal
347386972.56984
Surface area
362033126133719136
Volume
1.4821617116836E+25
Space diagonal
425460413.04316
Perimeter
736919052
Area
2.6127490353608E+16
Altitude
212730206.52158
Surface area
2.6127490353608E+16
Volume
1.7467443285776E+24
Height
115795657.52328