40808021 is an odd 8-digits composite number following 40808020
and preceding 40808022 . In scientific notation, it is written as 4.0808021 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 40486572 positive integers (up to 40808021) that are relatively prime to 40808021.
40808021 has 4 divisors, whose sum is 41129472
The reverse of 40808021 is 12080804
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
forty million eight hundred eight thousand twenty-one
Scientific notation
4.0808021 × 10^7
Engineering notation
4.0808021 × 10^6
Prime Factorization
127 × 321323
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40808021
Product of the distinct prime numbers
The prime factorization of 40808021 is 127 × 321323.
Since it has a total of 2 prime factors.
1 , 8 , 78 , 63 , 114 , 574 , 7273 , 1983 , 62255 , 46621 , 878502 , 197045 , 7316719 , 6030766 , 56942991 , 31277085 , 271106932 , 21745343 , 3960684779 , 7672464900
n×2
81616042
n×3
122424063
n×4
163232084
n×5
204040105
n÷2
20404010.5
n÷3
13602673.666667
n÷3
10202005.25
n÷5
8161604.2
n2
1665294577936441
n3
6.7957376107616E+22
n4
2.7732060313045E+30
n5
1.131690499628E+38
2 √n
6388.1156063428
3 √n
344.28268239301
4 √n
79.925688025458
5 √n
33.277378527327
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
-40808020
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 40808021 can be divided by 4 positive divisors.
The sum of these divisors (counting 40808021) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011011101010111001010101
3
Ternary
2211210021002012
4
Quaternary
2123222321111
5
Quinary
40421324041
6
Senary
4014354005
8
Octal
233527125
10
Decimal
40808021
12
Duodecimal
117bb905
16
Hexadecimal
26eae55
20
Vigesimal
cf1011
36
Base36
oano5
md5
4c04ab3e159c59c785b7f3a5d69e881d
sha1
b0defd853698746d554eeb3923af16503db2659d
sha256
216724bc940b860a5396d02ed4d3f3694754359c2b2927dde9c94f0edbfac038
sha512
86baf640547e99badef65c76df4f72b3d92243f455accf08222f678b2706c8e1c869ea91735d36a2bd0a86a02172d0b803cd298abd5c83943f0110c394eb18d6
ripemd-160
a7da26ef86bc193e7628d48bf9c88f228e912149
Diameter
81616042
Circumference
256404357.96228
Area
5.231677212108E+15
Volume
2.8465919138257E+23
Surface area
2.0926708848432E+16
Circumference
256404357.96228
Perimeter
163232084
Area
1665294577936441
Diagonal
57711256.751806
Surface area
9991767467618646
Volume
6.7957376107616E+22
Space diagonal
70681565.728338
Perimeter
122424063
Area
7.2109370463872E+14
Altitude
35340782.864169
Surface area
7.2109370463872E+14
Volume
8.0088535795567E+21
Height
19237085.583935