29121420 is an even 8-digits composite number following 29121419
and preceding 29121421 . In scientific notation, it is written as 2.9121420 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 24 positive divisors.
There are 7742976 positive integers (up to 29121420) that are relatively prime to 29121420.
29121420 has 24 divisors, whose sum is 54519360
The reverse of 29121420 is 02412192
Previous prime number is 853
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-nine million one hundred twenty-one thousand four hundred twenty
Scientific notation
2.9121420 × 10^7
Engineering notation
2.9121420 × 10^6
Prime Factorization
2 × 2 × 15 × 853 × 569
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
14560710
Product of the distinct prime numbers
The prime factorization of 29121420 is 2 × 2 × 15 × 853 × 569.
Since it has a total of 5 prime factors.
3 , 10 , 1 , 20 , 785 , 905 , 7929 , 5818 , 24570 , 73732 , 961400 , 471358 , 8552171 , 8329285 , 2784580 , 22680975 , 546106728 , 574207283 , 5437623726 , 9012162031
n×2
58242840
n×3
87364260
n×4
116485680
n×5
145607100
n÷2
14560710
n÷3
9707140
n÷3
7280355
n÷5
5824284
n2
848057102816400
n3
2.46966270751E+22
n4
7.1920084963735E+29
n5
2.0944150006646E+37
2 √n
5396.4265954426
3 √n
307.65986795823
4 √n
73.460374321416
5 √n
31.105881242049
1 , 2 , 4 , 15 , 30 , 60 , 569 , 853 , 1138 , 1706 , 2276 , 3412 , 8535 , 12795 , 17070 , 25590 , 34140 , 51180 , 485357 , 970714 , 1941428 , 7280355 , 14560710 , 29121420
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29121419
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29121420 can be divided by 24 positive divisors.
The sum of these divisors (counting 29121420) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1101111000101101110001100
3
Ternary
2000210112002010
4
Quaternary
1233011232030
5
Quinary
24423341140
6
Senary
2520101220
8
Octal
157055614
10
Decimal
29121420
12
Duodecimal
9904810
16
Hexadecimal
1bc5b8c
20
Vigesimal
9203b0
36
Base36
hc68c
md5
04029dec1800c405c88ce066b0f0dabc
sha1
f2731c9e829376b7b4a7fb0cd1a96bd6ff9684de
sha256
c1afa33237395541d9381a95cd3497c40e3c33fc0ec8632b137904518cc2a36b
sha512
d13a9fd8419618f9409432f06116d2014cf5046f0eee98cb78632ecdde6b50da03ffd529562d9fd712aef669339ac30fe9c683a89b244caf9568b0b9828ad35e
ripemd-160
af7ed6ac8216deb401bec9292acfad0c2cfb3c86
Diameter
58242840
Circumference
182975278.26821
Area
2.6642499640326E+15
Volume
1.0344898958344E+23
Surface area
1.0656999856131E+16
Circumference
182975278.26821
Perimeter
116485680
Area
848057102816400
Diagonal
41183907.119563
Surface area
5088342616898400
Volume
2.46966270751E+22
Space diagonal
50439779.028552
Perimeter
87364260
Area
3.6721949744942E+14
Altitude
25219889.514276
Surface area
3.6721949744942E+14
Volume
2.910525412873E+21
Height
13727969.039854