12390971 is an odd 8-digits prime number following 12390970
and preceding 12390972 . In scientific notation, it is written as 1.2390971 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 12390970 positive integers (up to 12390971) that are relatively prime to 12390971.
12390971 has 2 divisors, whose sum is 12390972
The reverse of 12390971 is 17909321
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million three hundred ninety thousand nine hundred seventy-one
Scientific notation
1.2390971 × 10^7
Engineering notation
1.2390971 × 10^6
Prime Factorization
12390971
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12390971
Product of the distinct prime numbers
The prime factorization of 12390971 is 12390971.
Since it has a total of 1 prime factors.
8 , 1 , 71 , 43 , 554 , 177 , 9619 , 3048 , 88773 , 86960 , 245616 , 485700 , 567551 , 4788224 , 8023770 , 74729134 , 970491348 , 666542027 , 7532759749 , 7363195383
n×2
24781942
n×3
37172913
n×4
49563884
n×5
61954855
n÷2
6195485.5
n÷3
4130323.6666667
n÷3
3097742.75
n÷5
2478194.2
n2
153536162322841
n3
1.9024621347936E+21
n4
2.3573353140826E+28
n5
2.9209673514073E+35
2 √n
3520.0811070201
3 √n
231.40271325101
4 √n
59.330271422101
5 √n
26.219298511689
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12390972
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6195486
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3520.0812490623
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998385922
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12390971 can be divided by 2 positive divisors.
The sum of these divisors (counting 12390971) is 12390972, the average is 6195486.
Base
System
Value
2
Binary
101111010001001000111011
3
Ternary
212022112012212
4
Quaternary
233101020323
5
Quinary
11133002341
6
Senary
1121325335
8
Octal
57211073
10
Decimal
12390971
12
Duodecimal
419684b
16
Hexadecimal
bd123b
20
Vigesimal
3h8h8b
36
Base36
7dkxn
md5
61e928934250931d03ddfd2e44c6fc70
sha1
aef285d5d10c75bb25f76b2534fc641ee6721658
sha256
b72768113e21ac27996a7937cd1db1606e626230fcbbe131aad71d1d605f1b87
sha512
a1ea65250e0ab019d8f80fdd7a24090ee4713728d9a54066607e6c9185da8714e0990bc0ad638198f00b3d5f8941be4fe57314fb409ca2c2e319a47f4e2654c2
ripemd-160
01a4d5605b95cc0e27d26f7f9f1e2913d1c43751
Diameter
24781942
Circumference
77854766.928888
Area
4.8234807961381E+14
Volume
7.9690147552005E+21
Surface area
1.9293923184552E+15
Circumference
77854766.928888
Perimeter
49563884
Area
153536162322841
Diagonal
17523479.239172
Surface area
921216973937046
Volume
1.9024621347936E+21
Space diagonal
21461791.327113
Perimeter
37172913
Area
66483108485576
Altitude
10730895.663556
Surface area
66483108485576
Volume
2.2420731274387E+20
Height
5841159.7463906