21972013 is an odd 8-digits composite number following 21972012
and preceding 21972014 . In scientific notation, it is written as 2.1972013 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 18513600 positive integers (up to 21972013) that are relatively prime to 21972013.
21972013 has 8 divisors, whose sum is 25536960
The reverse of 21972013 is 31027912
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million nine hundred seventy-two thousand thirteen
Scientific notation
2.1972013 × 10^7
Engineering notation
2.1972013 × 10^6
Prime Factorization
7 × 59 × 53201
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21972013
Product of the distinct prime numbers
The prime factorization of 21972013 is 7 × 59 × 53201.
Since it has a total of 3 prime factors.
6 , 7 , 13 , 71 , 112 , 858 , 2833 , 2468 , 1277 , 10587 , 944284 , 956882 , 3645575 , 2612699 , 52799423 , 35547739 , 521576813 , 737020346 , 6800740538 , 8075285342
n×2
43944026
n×3
65916039
n×4
87888052
n×5
109860065
n÷2
10986006.5
n÷3
7324004.3333333
n÷3
5493003.25
n÷5
4394402.6
n2
482769355272169
n3
1.0607414550042E+22
n4
2.3306625038991E+29
n5
5.1209346834283E+36
2 √n
4687.4313861645
3 √n
280.08506344099
4 √n
68.464818601706
5 √n
29.401803412403
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
-21972012
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 21972013 can be divided by 8 positive divisors.
The sum of these divisors (counting 21972013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011110100010000101101
3
Ternary
1112100021221021
4
Quaternary
1103310100231
5
Quinary
21111101023
6
Senary
2102534141
8
Octal
123642055
10
Decimal
21972013
12
Duodecimal
7437351
16
Hexadecimal
14f442d
20
Vigesimal
6h6a0d
36
Base36
d2xpp
md5
75805493dff77ea9c061a4582f1aa4c8
sha1
68b527b1168429bfc8e5aff27a18f680f8a5c784
sha256
da3c4cb44dc524865ff594be581da9da5cb4ac86b32fce692c1eee17910def9f
sha512
545ca69fbe9ddafdef2414678b69eb1f6883e3d0b966ed8d796448aa5a473f3f56b83c1577e19815d9a6fda660086e5f2839c43e6c262be0cea1f2caf3f7ce45
ripemd-160
7317be65e1bbfc9fe25fc808a13b4a52268cd8fb
Diameter
43944026
Circumference
138054229.25076
Area
1.5166646599013E+15
Volume
4.4432234165323E+22
Surface area
6.0666586396053E+15
Circumference
138054229.25076
Perimeter
87888052
Area
482769355272169
Diagonal
31073118.777238
Surface area
2896616131633014
Volume
1.0607414550042E+22
Space diagonal
38056642.860564
Perimeter
65916039
Area
2.0904526291717E+14
Altitude
19028321.430282
Surface area
2.0904526291717E+14
Volume
1.2500957931986E+21
Height
10357706.259079