20155297 is an odd 8-digits composite number following 20155296
and preceding 20155298 . In scientific notation, it is written as 2.0155297 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20130436 positive integers (up to 20155297) that are relatively prime to 20155297.
20155297 has 4 divisors, whose sum is 20180160
The reverse of 20155297 is 79255102
Previous prime number is 839
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred fifty-five thousand two hundred ninety-seven
Scientific notation
2.0155297 × 10^7
Engineering notation
2.0155297 × 10^6
Prime Factorization
839 × 24023
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20155297
Product of the distinct prime numbers
The prime factorization of 20155297 is 839 × 24023.
Since it has a total of 2 prime factors.
4 , 5 , 35 , 66 , 459 , 501 , 6530 , 6742 , 58531 , 55070 , 489705 , 728595 , 5892170 , 2522188 , 17797169 , 675961 , 40531479 , 914242406 , 8086761256 , 9279776819
n×2
40310594
n×3
60465891
n×4
80621188
n×5
100776485
n÷2
10077648.5
n÷3
6718432.3333333
n÷3
5038824.25
n÷5
4031059.4
n2
406235997158209
n3
8.1878071748149E+21
n4
1.6502768538712E+29
n5
3.3261820122001E+36
2 √n
4489.465112906
3 √n
272.14251920568
4 √n
67.003470901932
5 √n
28.898668981216
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
-20155296
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 20155297 can be divided by 4 positive divisors.
The sum of these divisors (counting 20155297) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000101110100001
3
Ternary
1101220222212111
4
Quaternary
1030320232201
5
Quinary
20124432142
6
Senary
1555555321
8
Octal
114705641
10
Decimal
20155297
12
Duodecimal
68bbb41
16
Hexadecimal
1338ba1
20
Vigesimal
65j84h
36
Base36
bzzxd
md5
9aad853fb679a50a351bddd1f370ca69
sha1
fa6dc762604d01b806e08ecfcef4b16cbd136061
sha256
012d9833fcb461ddb67133cbdcdd1b0917a9aca3bc971ebe290a4c6d55a5e5ec
sha512
aba2fe6f79b4926dfa0e9a46f08ee42db56b075d9eab2afc2b8ecb8f31bbe42a5f937a1b4ca0a2a2afaa869396fc00627637562bcde3c8a24551683041f955e3
ripemd-160
513ac039767141e01336496fa60e4c88f908574f
Diameter
40310594
Circumference
126639465.97224
Area
1.276228024296E+15
Volume
3.4297006492544E+22
Surface area
5.1049120971838E+15
Circumference
126639465.97224
Perimeter
80621188
Area
406235997158209
Diagonal
28503894.371058
Surface area
2437415982949254
Volume
8.1878071748149E+21
Space diagonal
34909998.445641
Perimeter
60465891
Area
1.7590534673536E+14
Altitude
17454999.22282
Surface area
1.7590534673536E+14
Volume
9.6494232939324E+20
Height
9501298.1236859