31897112 is an even 8-digits composite number following 31897111
and preceding 31897113 . In scientific notation, it is written as 3.1897112 × 10^7.
The sum of its digits is 32. It has a total of 5 prime factors and 16 positive divisors.
There are 14721696 positive integers (up to 31897112) that are relatively prime to 31897112.
31897112 has 16 divisors, whose sum is 64407840
The reverse of 31897112 is 21179813
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirty-one million eight hundred ninety-seven thousand one hundred twelve
Scientific notation
3.1897112 × 10^7
Engineering notation
3.1897112 × 10^6
Prime Factorization
2 × 2 × 2 × 13 × 306703
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
7974278
Product of the distinct prime numbers
The prime factorization of 31897112 is 2 × 2 × 2 × 13 × 306703.
Since it has a total of 5 prime factors.
5 , 5 , 60 , 80 , 935 , 287 , 5338 , 6743 , 10378 , 21709 , 254894 , 549467 , 863328 , 7575220 , 6915094 , 52267378 , 99536403 , 989520264 , 1281334517 , 1186443508
n×2
63794224
n×3
95691336
n×4
127588448
n×5
159485560
n÷2
15948556
n÷3
10632370.666667
n÷3
7974278
n÷5
6379422.4
n2
1017425753940544
n3
3.2452943225126E+22
n4
1.0351551647815E+30
n5
3.3018460228413E+37
2 √n
5647.7528274527
3 √n
317.13958565233
4 √n
75.151532435824
5 √n
31.677454272211
1 , 2 , 4 , 8 , 13 , 26 , 52 , 104 , 306703 , 613406 , 1226812 , 2453624 , 3987139 , 7974278 , 15948556 , 31897112
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
-31897111
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 31897112 can be divided by 16 positive divisors.
The sum of these divisors (counting 31897112) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1111001101011011000011000
3
Ternary
2020000112121112
4
Quaternary
1321223120120
5
Quinary
31131201422
6
Senary
3055355452
8
Octal
171533030
10
Decimal
31897112
12
Duodecimal
a822b88
16
Hexadecimal
1e6b618
20
Vigesimal
9j72fc
36
Base36
iznyw
md5
9063c436c40772644048e1ff29f0077f
sha1
526db3a741b09536b9a958f1a4264631e62f6553
sha256
870fd265f6bca37d2a7fb5c2f2f58f57cee6d0d8410d4507a22f3c7aca8ef76d
sha512
8ef96cde5860d567667968fb59fc40b592e2ac3349810744663536efb1fdc49f705e20b45ef04a394cc0bdbe4b54778689f6a9fc6482586d677735a9956e2e7b
ripemd-160
410ed9ec92b73369ac1d679e066a218e34442456
Diameter
63794224
Circumference
200415465.45986
Area
3.1963372741527E+15
Volume
1.359385706979E+23
Surface area
1.2785349096611E+16
Circumference
200415465.45986
Perimeter
127588448
Area
1017425753940544
Diagonal
45109328.390934
Surface area
6104554523643264
Volume
3.2452943225126E+22
Space diagonal
55247418.598715
Perimeter
95691336
Area
4.4055827468852E+14
Altitude
27623709.299357
Surface area
4.4055827468852E+14
Volume
3.8246160373248E+21
Height
15036442.796978