30902402 is an even 8-digits composite number following 30902401
and preceding 30902403 . In scientific notation, it is written as 3.0902402 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors.
There are 15146208 positive integers (up to 30902402) that are relatively prime to 30902402.
30902402 has 16 divisors, whose sum is 47278080
The reverse of 30902402 is 20420903
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirty million nine hundred two thousand four hundred two
Scientific notation
3.0902402 × 10^7
Engineering notation
3.0902402 × 10^6
Prime Factorization
2 × 127 × 89 × 1367
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30902402
Product of the distinct prime numbers
The prime factorization of 30902402 is 2 × 127 × 89 × 1367.
Since it has a total of 4 prime factors.
6 , 7 , 2 , 95 , 608 , 904 , 9322 , 8130 , 71771 , 48516 , 575281 , 699058 , 6930916 , 203823 , 36102960 , 78834513 , 11749156 , 423311216 , 6020093594 , 2055834279
n×2
61804804
n×3
92707206
n×4
123609608
n×5
154512010
n÷2
15451201
n÷3
10300800.666667
n÷3
7725600.5
n÷5
6180480.4
n2
954958449369604
n3
2.9510509895716E+22
n4
9.119456400224E+29
n5
2.8181310770119E+37
2 √n
5558.9928944009
3 √n
313.80804934288
4 √n
74.558654054381
5 √n
31.477370621483
1 , 2 , 89 , 127 , 178 , 254 , 1367 , 2734 , 11303 , 22606 , 121663 , 173609 , 243326 , 347218 , 15451201 , 30902402
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30902401
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30902402 can be divided by 16 positive divisors.
The sum of these divisors (counting 30902402) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110101111000100010000010
3
Ternary
2011011000010102
4
Quaternary
1311320202002
5
Quinary
30402334102
6
Senary
3022202402
8
Octal
165704202
10
Decimal
30902402
12
Duodecimal
a423402
16
Hexadecimal
1d78882
20
Vigesimal
9d2g02
36
Base36
iecg2
md5
031ebee180f8eec2f972be93206845e6
sha1
22a65013cb80a0149975c0666199a9e3c8249688
sha256
ef61e315605e2ec3ed55b0bebd57166f6d4627548825f9cb88f44430c2faa0f1
sha512
4c892e1ac939eb61d6db984d3063f41c3c34a60ebc1d43d8193585d8248d4cf85b150b48092f0e126c0335a734e5654ce29eb1432a308d386b9a7b627df72e13
ripemd-160
7dc122bc387beb72845f1f6b69fbf747bc0ffc85
Diameter
61804804
Circumference
194165518.20296
Area
3.000090449023E+15
Volume
1.2361333478943E+23
Surface area
1.2000361796092E+16
Circumference
194165518.20296
Perimeter
123609608
Area
954958449369604
Diagonal
43702596.018305
Surface area
5729750696217624
Volume
2.9510509895716E+22
Space diagonal
53524530.339918
Perimeter
92707206
Area
4.1350913835634E+14
Altitude
26762265.169959
Surface area
4.1350913835634E+14
Volume
3.4778469439223E+21
Height
14567532.006102