29921906 is an even 8-digits composite number following 29921905
and preceding 29921907 . In scientific notation, it is written as 2.9921906 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 12823668 positive integers (up to 29921906) that are relatively prime to 29921906.
29921906 has 8 divisors, whose sum is 51294720
The reverse of 29921906 is 60912992
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-nine million nine hundred twenty-one thousand nine hundred six
Scientific notation
2.9921906 × 10^7
Engineering notation
2.9921906 × 10^6
Prime Factorization
2 × 7 × 2137279
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29921906
Product of the distinct prime numbers
The prime factorization of 29921906 is 2 × 7 × 2137279.
Since it has a total of 3 prime factors.
6 , 1 , 66 , 46 , 674 , 326 , 9998 , 4681 , 72877 , 29912 , 575355 , 798261 , 4685658 , 9785468 , 78127462 , 48354785 , 344066590 , 380723393 , 6989424510 , 4296131667
n×2
59843812
n×3
89765718
n×4
119687624
n×5
149609530
n÷2
14960953
n÷3
9973968.6666667
n÷3
7480476.5
n÷5
5984381.2
n2
895320458672836
n3
2.6789694604285E+22
n4
8.0159872371814E+29
n5
2.3985361660814E+37
2 √n
5470.0919553514
3 √n
310.45339828889
4 √n
73.960070006399
5 √n
31.275038346209
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
-29921905
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 29921906 can be divided by 8 positive divisors.
The sum of these divisors (counting 29921906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110010001001001001110010
3
Ternary
2002022012010202
4
Quaternary
1302021021302
5
Quinary
30130000111
6
Senary
2545155202
8
Octal
162111162
10
Decimal
29921906
12
Duodecimal
a02bb02
16
Hexadecimal
1c89272
20
Vigesimal
9704f6
36
Base36
htbw2
md5
cd5dc24307bf02fc9eef0f066976e19d
sha1
589a8347b4365036fe187f6ae7bd2e1a5c5401d9
sha256
d3365070ae3580780ca77099dc5c874bdc7c7a4d522bea622e8b4b76869b49f7
sha512
0c6801941a0c94a15739df4ba00409c56ea9bff4ee935358173424b67934a97a3e06122cde871782cc74ecc33c11b71d54164bf555d6fcd3e80b329ea735f605
ripemd-160
d54c0cc274b62d2d81c4b1efc175c7109dd0074d
Diameter
59843812
Circumference
188004880.14201
Area
2.8127321755752E+15
Volume
1.1221641034765E+23
Surface area
1.1250928702301E+16
Circumference
188004880.14201
Perimeter
119687624
Area
895320458672836
Diagonal
42315965.277253
Surface area
5371922752037016
Volume
2.6789694604285E+22
Space diagonal
51826261.4513
Perimeter
89765718
Area
3.8768513086931E+14
Altitude
25913130.72565
Surface area
3.8768513086931E+14
Volume
3.1571957867678E+21
Height
14105321.759084