31309071 is an odd 8-digits composite number following 31309070
and preceding 31309072 . In scientific notation, it is written as 3.1309071 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 20872712 positive integers (up to 31309071) that are relatively prime to 31309071.
31309071 has 4 divisors, whose sum is 41745432
The reverse of 31309071 is 17090313
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
thirty-one million three hundred nine thousand seventy-one
Scientific notation
3.1309071 × 10^7
Engineering notation
3.1309071 × 10^6
Prime Factorization
3 × 10436357
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31309071
Product of the distinct prime numbers
The prime factorization of 31309071 is 3 × 10436357.
Since it has a total of 2 prime factors.
8 , 5 , 12 , 49 , 449 , 239 , 4059 , 8284 , 39989 , 19781 , 832912 , 791282 , 2372263 , 8747483 , 52620157 , 10146061 , 90149358 , 220919414 , 5292967921 , 1753432052
n×2
62618142
n×3
93927213
n×4
125236284
n×5
156545355
n÷2
15654535.5
n÷3
10436357
n÷3
7827267.75
n÷5
6261814.2
n2
980257926883041
n3
3.0690965031094E+22
n4
9.6090560321704E+29
n5
3.008506175542E+37
2 √n
5595.4509201672
3 √n
315.17860367679
4 √n
74.80274674213
5 √n
31.559785026273
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31309070
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31309071 can be divided by 4 positive divisors.
The sum of these divisors (counting 31309071) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111011011110100001111
3
Ternary
2011220122222020
4
Quaternary
1313123310033
5
Quinary
31003342241
6
Senary
3035021223
8
Octal
167336417
10
Decimal
31309071
12
Duodecimal
a59a813
16
Hexadecimal
1ddbd0f
20
Vigesimal
9fdcdb
36
Base36
in28f
md5
73dbcfcb15c7bdc4f8128828d441bf1b
sha1
fb3da704f1796944d575faf10d4c31f383395b17
sha256
f787787e3474b5196dc78fcf83b4e38be271beb9f89fdc4cef2fc37049b5d099
sha512
de97de9460fbab141a9362101c350588fb62d5a66f2f41e954ba189258681b92b00cf7465e9dce8b419f861061d3ae1e18ffadb3721564cefe9ee3230017a7a4
ripemd-160
65fa8e3945fef6eb23c2e9e7cc89df28b32c9661
Diameter
62618142
Circumference
196720694.88864
Area
3.0795711017189E+15
Volume
1.2855801369769E+23
Surface area
1.2318284406876E+16
Circumference
196720694.88864
Perimeter
125236284
Area
980257926883041
Diagonal
44277712.833502
Surface area
5881547561298246
Volume
3.0690965031094E+22
Space diagonal
54228901.709781
Perimeter
93927213
Area
4.2446413347089E+14
Altitude
27114450.854891
Surface area
4.2446413347089E+14
Volume
3.6169649157743E+21
Height
14759237.611167