20157207 is an odd 8-digits composite number following 20157206
and preceding 20157208 . In scientific notation, it is written as 2.0157207 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 11518392 positive integers (up to 20157207) that are relatively prime to 20157207.
20157207 has 8 divisors, whose sum is 30715776
The reverse of 20157207 is 70275102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred fifty-seven thousand two hundred seven
Scientific notation
2.0157207 × 10^7
Engineering notation
2.0157207 × 10^6
Prime Factorization
3 × 7 × 959867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20157207
Product of the distinct prime numbers
The prime factorization of 20157207 is 3 × 7 × 959867.
Since it has a total of 3 prime factors.
8 , 7 , 81 , 100 , 807 , 48 , 1598 , 141 , 34496 , 43442 , 476163 , 148018 , 3498017 , 2560169 , 78820966 , 58021344 , 701264058 , 698193980 , 553293128 , 2448971555
n×2
40314414
n×3
60471621
n×4
80628828
n×5
100786035
n÷2
10078603.5
n÷3
6719069
n÷3
5039301.75
n÷5
4031441.4
n2
406312994040849
n3
8.1901351276712E+21
n4
1.6509024912644E+29
n5
3.3277583253232E+36
2 √n
4489.6778280852
3 √n
272.1511153875
4 √n
67.005058227609
5 √n
28.899216672134
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20157206
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20157207 can be divided by 8 positive divisors.
The sum of these divisors (counting 20157207) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001001100010111
3
Ternary
1101221002111020
4
Quaternary
1030321030113
5
Quinary
20130012312
6
Senary
2000012223
8
Octal
114711427
10
Decimal
20157207
12
Duodecimal
6901073
16
Hexadecimal
1339317
20
Vigesimal
65jd07
36
Base36
c01ef
md5
ef75f68f5c0731975adbffd5666dea1b
sha1
b8a83d4b192e8751dacf10ca43e5ba86e36c3911
sha256
9dde2712ae3eeae1114c6de3d952e60d8869a2f3753719076eb7222d9ad48985
sha512
54bd8e0f4230ffc0b94b802345b5f36b2a112884eab255a519ca8b68a42fc241a860cd3fc5296d8545786795a6050497443cb420d77ea486b7155c72bc6b71b1
ripemd-160
8ffe4bef2abc3dea1d54719434289bce086b1a87
Diameter
40314414
Circumference
126651466.85618
Area
1.2764699171368E+15
Volume
3.4306757798666E+22
Surface area
5.1058796685472E+15
Circumference
126651466.85618
Perimeter
80628828
Area
406312994040849
Diagonal
28506595.518962
Surface area
2437877964245094
Volume
8.1901351276712E+21
Space diagonal
34913306.662683
Perimeter
60471621
Area
1.7593868736355E+14
Altitude
17456653.331342
Surface area
1.7593868736355E+14
Volume
9.652166812684E+20
Height
9502198.5063206