31241921 is an odd 8-digits prime number following 31241920
and preceding 31241922 . In scientific notation, it is written as 3.1241921 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 31241920 positive integers (up to 31241921) that are relatively prime to 31241921.
31241921 has 2 divisors, whose sum is 31241922
The reverse of 31241921 is 12914213
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
thirty-one million two hundred forty-one thousand nine hundred twenty-one
Scientific notation
3.1241921 × 10^7
Engineering notation
3.1241921 × 10^6
Prime Factorization
31241921
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
31241921
Product of the distinct prime numbers
The prime factorization of 31241921 is 31241921.
Since it has a total of 1 prime factors.
10 , 8 , 24 , 37 , 713 , 95 , 1611 , 5861 , 51886 , 98903 , 554500 , 305362 , 1922009 , 6191543 , 63601306 , 89461817 , 294673609 , 745936291 , 1036306066 , 3612522188
n×2
62483842
n×3
93725763
n×4
124967684
n×5
156209605
n÷2
15620960.5
n÷3
10413973.666667
n÷3
7810480.25
n÷5
6248384.2
n2
976057627770241
n3
3.0493915298245E+22
n4
9.5268849272847E+29
n5
2.9763818627432E+37
2 √n
5589.4472893122
3 √n
314.95311639514
4 √n
74.76260622338
5 √n
31.546235853895
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
31241922
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15620961
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5589.4473787665
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999359835
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31241921 can be divided by 2 positive divisors.
The sum of these divisors (counting 31241921) is 31241922, the average is 15620961.
Base
System
Value
2
Binary
1110111001011011011000001
3
Ternary
2011210020212012
4
Quaternary
1313023123001
5
Quinary
30444220141
6
Senary
3033342305
8
Octal
167133301
10
Decimal
31241921
12
Duodecimal
a567995
16
Hexadecimal
1dcb6c1
20
Vigesimal
9f54g1
36
Base36
ilmf5
md5
3b527e1d45e6af164c50ecff7fa6d009
sha1
636b63e55ae47eca8d95e047cd6d18465d38c2aa
sha256
408a6829461980a6d8842ab29eaf8a997409b6c5a7dbf033ad595a0f52bd8167
sha512
3d0f915d5db804e55fa134013712aa9e4913d6e7529501a7ddf48726907ff091f2c7a1d3e924870b31eb845468ef6d514e16552916646d3ba352e5fa0a75b088
ripemd-160
2aa98fa13ff61a34d894b7e6e1acb0030bb145cf
Diameter
62483842
Circumference
196298778.99527
Area
3.0663754728833E+15
Volume
1.2773261370688E+23
Surface area
1.2265501891533E+16
Circumference
196298778.99527
Perimeter
124967684
Area
976057627770241
Diagonal
44182748.392789
Surface area
5856345766621446
Volume
3.0493915298245E+22
Space diagonal
54112594.498053
Perimeter
93725763
Area
4.226453506033E+14
Altitude
27056297.249027
Surface area
4.226453506033E+14
Volume
3.5937423820529E+21
Height
14727582.797596