29686986 is an even 8-digits composite number following 29686985
and preceding 29686987 . In scientific notation, it is written as 2.9686986 × 10^7.
The sum of its digits is 54. It has a total of 5 prime factors and 32 positive divisors.
There are 8286624 positive integers (up to 29686986) that are relatively prime to 29686986.
29686986 has 32 divisors, whose sum is 51425280
The reverse of 29686986 is 68968692
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
twenty-nine million six hundred eighty-six thousand nine hundred eighty-six
Scientific notation
2.9686986 × 10^7
Engineering notation
2.9686986 × 10^6
Prime Factorization
2 × 63 × 9 × 47 × 557
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
29686986
Product of the distinct prime numbers
The prime factorization of 29686986 is 2 × 63 × 9 × 47 × 557.
Since it has a total of 5 prime factors.
10 , 5 , 62 , 40 , 636 , 947 , 6707 , 5806 , 39858 , 82163 , 681674 , 788133 , 9756287 , 6621934 , 95768791 , 20161442 , 366198901 , 388245444 , 2374325513 , 5593430637
n×2
59373972
n×3
89060958
n×4
118747944
n×5
148434930
n÷2
14843493
n÷3
9895662
n÷3
7421746.5
n÷5
5937397.2
n2
881317137764196
n3
2.6163649530366E+22
n4
7.7671989731687E+29
n5
2.3058472717568E+37
2 √n
5448.5765113468
3 √n
309.63879539081
4 √n
73.814473589851
5 √n
31.225774676048
1 , 2 , 9 , 18 , 47 , 63 , 94 , 126 , 423 , 557 , 567 , 846 , 1114 , 1134 , 2961 , 5013 , 5922 , 10026 , 26179 , 26649 , 35091 , 52358 , 53298 , 70182 , 235611 , 315819 , 471222 , 631638 , 1649277 , 3298554 , 14843493 , 29686986
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29686985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29686986 can be divided by 32 positive divisors.
The sum of these divisors (counting 29686986) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110001001111110011001010
3
Ternary
2001212020220000
4
Quaternary
1301033303022
5
Quinary
30044440421
6
Senary
2540143430
8
Octal
161176312
10
Decimal
29686986
12
Duodecimal
9b37b76
16
Hexadecimal
1c4fcca
20
Vigesimal
95ah96
36
Base36
hoami
md5
ef4f07624fdb0b49b8b6d7e0b80fc09b
sha1
2513b6e4c6fb21392744a0b78fbe3a82c2c22f49
sha256
0d19f16da94425291df529916b39a52bf9ab21275635b8fe725a35809e7a624e
sha512
bd1729c8c35b335e718bf948d90f1e1fccfa81db2f7bee2425ead9d95ff09d8af63bfee17949438b80db0f4760ddf602cccc5a53e724f3181599888e05452eda
ripemd-160
5dc787ae4c220f0c9df233e1eab15e8db868ab47
Diameter
59373972
Circumference
186528834.24965
Area
2.7687394454828E+15
Volume
1.0959403887426E+23
Surface area
1.1074957781931E+16
Circumference
186528834.24965
Perimeter
118747944
Area
881317137764196
Diagonal
41983738.22718
Surface area
5287902826585176
Volume
2.6163649530366E+22
Space diagonal
51419368.075586
Perimeter
89060958
Area
3.8162151504719E+14
Altitude
25709684.037793
Surface area
3.8162151504719E+14
Volume
3.0834156672516E+21
Height
13994579.40906