29921491 is an odd 8-digits composite number following 29921490
and preceding 29921492 . In scientific notation, it is written as 2.9921491 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 29844184 positive integers (up to 29921491) that are relatively prime to 29921491.
29921491 has 4 divisors, whose sum is 29998800
The reverse of 29921491 is 19412992
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-nine million nine hundred twenty-one thousand four hundred ninety-one
Scientific notation
2.9921491 × 10^7
Engineering notation
2.9921491 × 10^6
Prime Factorization
389 × 76919
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
29921491
Product of the distinct prime numbers
The prime factorization of 29921491 is 389 × 76919.
Since it has a total of 2 prime factors.
5 , 2 , 99 , 21 , 445 , 838 , 8475 , 3121 , 96108 , 53766 , 560677 , 923212 , 1176381 , 8946240 , 43373521 , 41782003 , 593597968 , 753166322 , 4378323681 , 1538957632
n×2
59842982
n×3
89764473
n×4
119685964
n×5
149607455
n÷2
14960745.5
n÷3
9973830.3333333
n÷3
7480372.75
n÷5
5984298.2
n2
895295623663081
n3
2.6788579945774E+22
n4
8.0155425375027E+29
n5
2.39836983896E+37
2 √n
5470.0540216711
3 √n
310.45196301094
4 √n
73.959813558926
5 √n
31.274951592291
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
-29921490
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 29921491 can be divided by 4 positive divisors.
The sum of these divisors (counting 29921491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110010001001000011010011
3
Ternary
2002022011120101
4
Quaternary
1302021003103
5
Quinary
30124441431
6
Senary
2545153231
8
Octal
162110323
10
Decimal
29921491
12
Duodecimal
a02b817
16
Hexadecimal
1c890d3
20
Vigesimal
9703eb
36
Base36
htbkj
md5
72072169257af19f7057d782c77dc01d
sha1
37a53ba9ea298749605af6efe2349cc4c2c5da7d
sha256
75d7bee995258edfc7fec3d4c42eb0bd2604dade527988255c74b6b404e6537f
sha512
e5ef1d56c3624b37ceeff8f5423835ec93104ae3bccc8f0f45679986cc6285de4b31920ba7c0ba7d0fd2213a680f4a3399ac62dbf7d8e002488f0fd227474de7
ripemd-160
fad40c0045464843f3f7a7e037d313de08ec1448
Diameter
59842982
Circumference
188002272.62011
Area
2.812654154091E+15
Volume
1.12211741277E+23
Surface area
1.1250616616364E+16
Circumference
188002272.62011
Perimeter
119685964
Area
895295623663081
Diagonal
42315378.378625
Surface area
5371773741978486
Volume
2.6788579945774E+22
Space diagonal
51825542.650215
Perimeter
89764473
Area
3.8767437699463E+14
Altitude
25912771.325107
Surface area
3.8767437699463E+14
Volume
3.1570644230025E+21
Height
14105126.126208