31897066 is an even 8-digits composite number following 31897065
and preceding 31897067 . In scientific notation, it is written as 3.1897066 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 14547456 positive integers (up to 31897066) that are relatively prime to 31897066.
31897066 has 16 divisors, whose sum is 48835584
The reverse of 31897066 is 66079813
Previous prime number is 127
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
thirty-one million eight hundred ninety-seven thousand sixty-six
Scientific notation
3.1897066 × 10^7
Engineering notation
3.1897066 × 10^6
Prime Factorization
2 × 1513 × 127 × 83
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31897066
Product of the distinct prime numbers
The prime factorization of 31897066 is 2 × 1513 × 127 × 83.
Since it has a total of 4 prime factors.
4 , 2 , 90 , 38 , 126 , 855 , 2074 , 2400 , 97435 , 72681 , 775783 , 617540 , 6711340 , 7561096 , 79606119 , 74356633 , 888504828 , 720873650 , 9955951261 , 6399481885
n×2
63794132
n×3
95691198
n×4
127588264
n×5
159485330
n÷2
15948533
n÷3
10632355.333333
n÷3
7974266.5
n÷5
6379413.2
n2
1017422819408356
n3
3.2452802820574E+22
n4
1.0351491934528E+30
n5
3.3018222143412E+37
2 √n
5647.7487550351
3 √n
317.13943319936
4 √n
75.151505341111
5 √n
31.677445135561
1 , 2 , 83 , 127 , 166 , 254 , 1513 , 3026 , 10541 , 21082 , 125579 , 192151 , 251158 , 384302 , 15948533 , 31897066
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31897065
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31897066 can be divided by 16 positive divisors.
The sum of these divisors (counting 31897066) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1111001101011010111101010
3
Ternary
2020000112112211
4
Quaternary
1321223113222
5
Quinary
31131201231
6
Senary
3055355334
8
Octal
171532752
10
Decimal
31897066
12
Duodecimal
a822b4a
16
Hexadecimal
1e6b5ea
20
Vigesimal
9j72d6
36
Base36
iznxm
md5
7a9abbece28114ea4665fef9f6d3b08e
sha1
6dd9344aa5bf67d88ebf008d615fc909160764bc
sha256
d0510a717dd99f0aa21a19767f3b39f646cee621c68d14f8c631254b036ab77a
sha512
da0e439e02933dd3b29ab5dbe5c9e6527b83f5851a72ddb8953361c74506f2027e7190f96f47bebfff4ac3277f878e18c5849766c20c4db941adc6cc70ef0737
ripemd-160
674601a43b860ca17043c41ef4bac85493ae3770
Diameter
63794132
Circumference
200415176.43334
Area
3.1963280550479E+15
Volume
1.3593798257269E+23
Surface area
1.2785312220192E+16
Circumference
200415176.43334
Perimeter
127588264
Area
1017422819408356
Diagonal
45109263.33711
Surface area
6104536916450136
Volume
3.2452802820574E+22
Space diagonal
55247338.924378
Perimeter
95691198
Area
4.4055700399881E+14
Altitude
27623669.462189
Surface area
4.4055700399881E+14
Volume
3.8245994904897E+21
Height
15036421.11237