20120257 is an odd 8-digits prime number following 20120256
and preceding 20120258 . In scientific notation, it is written as 2.0120257 × 10^7.
The sum of its digits is 19. It has a total of 1 prime factors and 2 positive divisors.
There are 20120256 positive integers (up to 20120257) that are relatively prime to 20120257.
20120257 has 2 divisors, whose sum is 20120258
The reverse of 20120257 is 75202102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twenty thousand two hundred fifty-seven
Scientific notation
2.0120257 × 10^7
Engineering notation
2.0120257 × 10^6
Prime Factorization
20120257
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20120257
Product of the distinct prime numbers
The prime factorization of 20120257 is 20120257.
Since it has a total of 1 prime factors.
8 , 5 , 84 , 19 , 783 , 804 , 7445 , 5531 , 17326 , 7722 , 476423 , 251716 , 8421795 , 2529608 , 88177223 , 19290967 , 363738649 , 666613754 , 5629251790 , 7029009057
n×2
40240514
n×3
60360771
n×4
80481028
n×5
100601285
n÷2
10060128.5
n÷3
6706752.3333333
n÷3
5030064.25
n÷5
4024051.4
n2
404824741746049
n3
8.1451778438891E+21
n4
1.6388307152976E+29
n5
3.2973695171281E+36
2 √n
4485.5609459687
3 √n
271.98472106362
4 √n
66.97433050034
5 √n
28.888613914646
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20120258
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10060129
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4485.5610574375
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999005977
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20120257 can be divided by 2 positive divisors.
The sum of these divisors (counting 20120257) is 20120258, the average is 10060129.
Base
System
Value
2
Binary
1001100110000001011000001
3
Ternary
1101212012210201
4
Quaternary
1030300023001
5
Quinary
20122322012
6
Senary
1555125201
8
Octal
114601301
10
Decimal
20120257
12
Duodecimal
68a3801
16
Hexadecimal
13302c1
20
Vigesimal
65f0ch
36
Base36
bz8w1
md5
7f65c0015ec1acb2d9483aff765fa736
sha1
b68fe7682e8c758a146cd3750b4c3aa7ef737908
sha256
9d1df4f04e8900473e3eb86a3bf0c415418aa28be8de6b5f9988ec7971c26ec6
sha512
0d0892496863a9446b19967babf448fb635ec947d9be975f57944bef8f074ebf7130986713b27ba6f7bcd199d5e5e1ef99bf9960cb965a6dacdcd1d815523f5a
ripemd-160
84855ff76170ecef1830e709d4ef2a4a57ba5533
Diameter
40240514
Circumference
126419303.15908
Area
1.2717944346608E+15
Volume
3.4118441168726E+22
Surface area
5.0871777386431E+15
Circumference
126419303.15908
Perimeter
80481028
Area
404824741746049
Diagonal
28454340.327832
Surface area
2428948450476294
Volume
8.1451778438891E+21
Space diagonal
34849307.385343
Perimeter
60360771
Area
1.7529425521628E+14
Altitude
17424653.692672
Surface area
1.7529425521628E+14
Volume
9.5991841456407E+20
Height
9484780.1092774