30874985 is an odd 8-digits composite number following 30874984
and preceding 30874986 . In scientific notation, it is written as 3.0874985 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 24361344 positive integers (up to 30874985) that are relatively prime to 30874985.
30874985 has 8 divisors, whose sum is 37557960
The reverse of 30874985 is 58947803
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
thirty million eight hundred seventy-four thousand nine hundred eighty-five
Scientific notation
3.0874985 × 10^7
Engineering notation
3.0874985 × 10^6
Prime Factorization
5 × 73 × 84589
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30874985
Product of the distinct prime numbers
The prime factorization of 30874985 is 5 × 73 × 84589.
Since it has a total of 3 prime factors.
1 , 9 , 65 , 39 , 95 , 405 , 7138 , 3803 , 75646 , 60816 , 628811 , 137484 , 8307320 , 8619370 , 80231448 , 61884164 , 795674592 , 32724934 , 175166163 , 754058462
n×2
61749970
n×3
92624955
n×4
123499940
n×5
154374925
n÷2
15437492.5
n÷3
10291661.666667
n÷3
7718746.25
n÷5
6174997
n2
953264698750225
n3
2.9432033274943E+22
n4
9.0871358588336E+29
n5
2.8056518333445E+37
2 √n
5556.5263429592
3 √n
313.71521706646
4 √n
74.542111205407
5 √n
31.471783214365
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
-30874984
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 30874985 can be divided by 8 positive divisors.
The sum of these divisors (counting 30874985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101110001110101101001
3
Ternary
2011002121111222
4
Quaternary
1311301311221
5
Quinary
30400444420
6
Senary
3021431425
8
Octal
165616551
10
Decimal
30874985
12
Duodecimal
a40b575
16
Hexadecimal
1d71d69
20
Vigesimal
9cj795
36
Base36
idrah
md5
0ef29c81f6371c364f24fda8b2788b14
sha1
0c2bbe979dfc0f0245086c5b0f83b8e026d29d12
sha256
31a403872047a1663649fabac40d569f7c176dafeb85c41aa54c07a5736a59ce
sha512
4d32d7dc016f46df782fd91605853822a6cb2e27275a6ae5ef13e41c1e155c16f4037b44e7707f6f62f28994b7efa1d850a135bc13d76b9359e5303d01ca6db7
ripemd-160
220b3b680dadf31a286b47e37929522138746c90
Diameter
61749970
Circumference
193993252.11139
Area
2.9947693745202E+15
Volume
1.2328461268903E+23
Surface area
1.1979077498081E+16
Circumference
193993252.11139
Perimeter
123499940
Area
953264698750225
Diagonal
43663822.525066
Surface area
5719588192501350
Volume
2.9432033274943E+22
Space diagonal
53477042.702927
Perimeter
92624955
Area
4.1277572282431E+14
Altitude
26738521.351463
Surface area
4.1277572282431E+14
Volume
3.46859838547E+21
Height
14554607.508355