20120557 is an odd 8-digits composite number following 20120556
and preceding 20120558 . In scientific notation, it is written as 2.0120557 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 19996956 positive integers (up to 20120557) that are relatively prime to 20120557.
20120557 has 4 divisors, whose sum is 20244160
The reverse of 20120557 is 75502102
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred twenty thousand five hundred fifty-seven
Scientific notation
2.0120557 × 10^7
Engineering notation
2.0120557 × 10^6
Prime Factorization
163 × 123439
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20120557
Product of the distinct prime numbers
The prime factorization of 20120557 is 163 × 123439.
Since it has a total of 2 prime factors.
10 , 9 , 39 , 51 , 643 , 278 , 2042 , 715 , 39707 , 99384 , 96911 , 662679 , 6100860 , 9831050 , 2222153 , 27350789 , 298928582 , 760433497 , 9195844848 , 9021515903
n×2
40241114
n×3
60361671
n×4
80482228
n×5
100602785
n÷2
10060278.5
n÷3
6706852.3333333
n÷3
5030139.25
n÷5
4024111.4
n2
404836813990249
n3
8.1455421915892E+21
n4
1.6389284596178E+29
n5
3.2976153490661E+36
2 √n
4485.5943864777
3 √n
271.98607285236
4 √n
66.97458015156
5 √n
28.888700061979
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
-20120556
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 20120557 can be divided by 4 positive divisors.
The sum of these divisors (counting 20120557) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000001111101101
3
Ternary
1101212020012211
4
Quaternary
1030300033231
5
Quinary
20122324212
6
Senary
1555130421
8
Octal
114601755
10
Decimal
20120557
12
Duodecimal
68a3a11
16
Hexadecimal
13303ed
20
Vigesimal
65f17h
36
Base36
bz94d
md5
a413766ebef3bf3202aac582e5ee883f
sha1
a916a1f49743a005ba5b9f039cdb183c3f4895a5
sha256
9f9a8c1b68910663af6078912d46967cbe1155f86750120c40f0beb48166c3b0
sha512
728cddd084297eb643dfbc290b44ff3294da6cd2cc109d9b75c0f30c7b1e02cd5b8c3b6e6324700ec62e8a10fa701ca5bf63f29f246127713a5bcba228c7415e
ripemd-160
fe250b5343d80d6b5541c4e0d5b3627b001b1b3d
Diameter
40241114
Circumference
126421188.11467
Area
1.2718323607345E+15
Volume
3.4119967344803E+22
Surface area
5.0873294429379E+15
Circumference
126421188.11467
Perimeter
80482228
Area
404836813990249
Diagonal
28454764.591901
Surface area
2429020883941494
Volume
8.1455421915892E+21
Space diagonal
34849827.000586
Perimeter
60361671
Area
1.7529948265136E+14
Altitude
17424913.500293
Surface area
1.7529948265136E+14
Volume
9.5996135335231E+20
Height
9484921.5306336