30993946 is an even 8-digits composite number following 30993945
and preceding 30993947 . In scientific notation, it is written as 3.0993946 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 15496972 positive integers (up to 30993946) that are relatively prime to 30993946.
30993946 has 4 divisors, whose sum is 46490922
The reverse of 30993946 is 64939903
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
thirty million nine hundred ninety-three thousand nine hundred forty-six
Scientific notation
3.0993946 × 10^7
Engineering notation
3.0993946 × 10^6
Prime Factorization
2 × 15496973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30993946
Product of the distinct prime numbers
The prime factorization of 30993946 is 2 × 15496973.
Since it has a total of 2 prime factors.
7 , 9 , 56 , 52 , 734 , 197 , 8147 , 1540 , 30703 , 87980 , 790979 , 212860 , 9325666 , 9637561 , 63601192 , 64960017 , 588491198 , 770356833 , 7898114655 , 8286836711
n×2
61987892
n×3
92981838
n×4
123975784
n×5
154969730
n÷2
15496973
n÷3
10331315.333333
n÷3
7748486.5
n÷5
6198789.2
n2
960624688650916
n3
2.9773549726313E+22
n4
9.2279979244567E+29
n5
2.8601206935872E+37
2 √n
5567.2206710351
3 √n
314.11761453311
4 √n
74.61381018977
5 √n
31.495998014795
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
-30993945
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 30993946 can be divided by 4 positive divisors.
The sum of these divisors (counting 30993946) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110001110111000011010
3
Ternary
2011022122200221
4
Quaternary
1312032320122
5
Quinary
30413301241
6
Senary
3024150254
8
Octal
166167032
10
Decimal
30993946
12
Duodecimal
a46838a
16
Hexadecimal
1d8ee1a
20
Vigesimal
9de4h6
36
Base36
igb2y
md5
f2fe0a3dc899e367284ff02d03c497be
sha1
014f7d5f129e15998c03fe44272157b0ef9675b6
sha256
72668e734e929a763d29cbb58dfe98ace5aa63a29c1e6ee25cc2cc04e552883c
sha512
ef84fa9841d47024f17e74dd5d952a4f9d301f4232bbd76da5f9dd55303cffd0e292ec3152a38ca1f796dcd486af56d8763aa57f2108124b1c8c68b3c8a3efd5
ripemd-160
72387b56cf35d29f763b82725d6185bc34c448b1
Diameter
61987892
Circumference
194740706.11872
Area
3.0178914647227E+15
Volume
1.247151534553E+23
Surface area
1.2071565858891E+16
Circumference
194740706.11872
Perimeter
123975784
Area
960624688650916
Diagonal
43832058.784659
Surface area
5763748131905496
Volume
2.9773549726313E+22
Space diagonal
53683089.199046
Perimeter
92981838
Area
4.1596269193711E+14
Altitude
26841544.599523
Surface area
4.1596269193711E+14
Volume
3.5088464852452E+21
Height
14610686.261553