31379969 is an odd 8-digits prime number following 31379968
and preceding 31379970 . In scientific notation, it is written as 3.1379969 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 31379968 positive integers (up to 31379969) that are relatively prime to 31379969.
31379969 has 2 divisors, whose sum is 31379970
The reverse of 31379969 is 96997313
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 47 Digital Root 2
Name
thirty-one million three hundred seventy-nine thousand nine hundred sixty-nine
Scientific notation
3.1379969 × 10^7
Engineering notation
3.1379969 × 10^6
Prime Factorization
31379969
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
31379969 Product of the distinct prime numbers
The prime factorization of 31379969 is 31379969.
Since it has a total of 1 prime factors.
10 , 3 , 81 , 41 , 124 , 128 , 2056 , 4951 , 43538 , 98109 , 291690 , 777797 , 7437088 , 5522612 , 81507828 , 93460995 , 893754961 , 243228369 , 8865394263 , 8363161096
n×2
62759938
n×3
94139907
n×4
125519876
n×5
156899845
n÷2
15689984.5
n÷3
10459989.666667
n÷3
7844992.25
n÷5
6275993.8
n2
984702454440961
n3
3.0899932494581E+22
n4
9.6963892378205E+29
n5
3.0427239369474E+37
2 √n5601.7826626887
3 √n315.41632697652
4 √n74.845057703824
5 √n31.574065243511
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
31379970 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
15689985 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5601.782751946 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999362651 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31379969 can be divided by 2 positive divisors.
The sum of these divisors (counting 31379969) is 31379970, the average is 15689985.
Base
System
Value
2
Binary
1110111101101001000000001
3
Ternary
2012001021020002
4
Quaternary
1313231020001
5
Quinary
31013124334
6
Senary
3040325345
8
Octal
167551001
10
Decimal
31379969
12
Duodecimal
a613855
16
Hexadecimal
1ded201
20
Vigesimal
9g29i9
36
Base36
iokxt
md5
2cb48526ecb5061fef63e3865783d9ce
sha1
01b3a16f4a9f42305339c589a147c945b5c79056
sha256
bd28a8c7db16e52f0e4994dc71369dc3259517210ff8473fc9bdf832dc780101
sha512
26dd83e5a6ea17ecc14336395635090670a65d13c914ef644e5475bc14000fdf3b15c9578550b4bf470310f7338449b31dbfc378bbd7fa1dd39221f2f8911631
ripemd-160
29cc4fbbbd11290e63208f1cd1f495902547307f
Diameter
62759938
Circumference
197166160.16055
Area
3.0935339968436E+15
Volume
1.2943333456186E+23
Surface area
1.2374135987374E+16
Circumference
197166160.16055
Perimeter
125519876
Area
984702454440961
Diagonal
44377977.746647
Surface area
5908214726645766
Volume
3.0899932494581E+22
Space diagonal
54351700.647936
Perimeter
94139907
Area
4.2638867035738E+14
Altitude
27175850.323968
Surface area
4.2638867035738E+14
Volume
3.6415919675208E+21
Height
14792659.248882