12920257 is an odd 8-digits composite number following 12920256
and preceding 12920258 . In scientific notation, it is written as 1.2920257 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 11074500 positive integers (up to 12920257) that are relatively prime to 12920257.
12920257 has 4 divisors, whose sum is 14766016
The reverse of 12920257 is 75202921
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million nine hundred twenty thousand two hundred fifty-seven
Scientific notation
1.2920257 × 10^7
Engineering notation
1.2920257 × 10^6
Prime Factorization
7 × 1845751
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12920257
Product of the distinct prime numbers
The prime factorization of 12920257 is 7 × 1845751.
Since it has a total of 2 prime factors.
2 , 8 , 60 , 16 , 346 , 715 , 2545 , 1095 , 23598 , 45075 , 901503 , 20544 , 3803611 , 277493 , 25013249 , 18216635 , 596156864 , 811554571 , 9425321579 , 5795021859
n×2
25840514
n×3
38760771
n×4
51681028
n×5
64601285
n÷2
6460128.5
n÷3
4306752.3333333
n÷3
3230064.25
n÷5
2584051.4
n2
166933040946049
n3
2.1568177908145E+21
n4
2.7866640159495E+28
n5
3.600441525872E+35
2 √n
3594.4759006008
3 √n
234.65170677526
4 √n
59.953948165244
5 √n
26.439560427255
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
-12920256
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 12920257 can be divided by 4 positive divisors.
The sum of these divisors (counting 12920257) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010010010111000001
3
Ternary
220022102021001
4
Quaternary
301102113001
5
Quinary
11301422012
6
Senary
1140532001
8
Octal
61222701
10
Decimal
12920257
12
Duodecimal
43b1001
16
Hexadecimal
c525c1
20
Vigesimal
40f0ch
36
Base36
7oxc1
md5
d1525ed465ddecf8913b2ee3d9f92aaf
sha1
91ebb5f8165184b814c21737668075b12413456d
sha256
92974b66872a9ba50e81cacbf534083d5a41ead32fab9699500313a2826bd00f
sha512
7bcaeb34a4f1cdfee669321f73a4953d224fc5680c40e34e825eb00f401fa528a45421873c7d35930729b533a8fdfa31da8cb6f89d1a3e3d2fd8b4f032421fdd
ripemd-160
d1ed0f6fb7304fc22fa47959f5c7d419c9434315
Diameter
25840514
Circumference
81180368.947384
Area
5.2443561507751E+14
Volume
9.0344572356727E+21
Surface area
2.09774246031E+15
Circumference
81180368.947384
Perimeter
51681028
Area
166933040946049
Diagonal
18272002.678746
Surface area
1001598245676294
Volume
2.1568177908145E+21
Space diagonal
22378541.570847
Perimeter
38760771
Area
72284127095133
Altitude
11189270.785424
Surface area
72284127095133
Volume
2.5418341427812E+20
Height
6090667.559582