20992992 is an even 8-digits composite number following 20992991
and preceding 20992993 . In scientific notation, it is written as 2.0992992 × 10^7.
The sum of its digits is 42. It has a total of 7 prime factors and 24 positive divisors.
There are 6997632 positive integers (up to 20992992) that are relatively prime to 20992992.
20992992 has 24 divisors, whose sum is 55106856
The reverse of 20992992 is 29929902
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million nine hundred ninety-two thousand nine hundred ninety-two
Scientific notation
2.0992992 × 10^7
Engineering notation
2.0992992 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 3 × 218677
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1312062
Product of the distinct prime numbers
The prime factorization of 20992992 is 2 × 2 × 2 × 2 × 2 × 3 × 218677.
Since it has a total of 7 prime factors.
5 , 2 , 51 , 88 , 834 , 194 , 5168 , 1661 , 12343 , 47163 , 652981 , 764679 , 1864931 , 6969832 , 47923318 , 51482169 , 268250901 , 521374263 , 7085840590 , 8477782189
n×2
41985984
n×3
62978976
n×4
83971968
n×5
104964960
n÷2
10496496
n÷3
6997664
n÷3
5248248
n÷5
4198598.4
n2
440705713112064
n3
9.2517315097159E+21
n4
1.9422152556961E+29
n5
4.0772909325107E+36
2 √n
4581.8109956654
3 √n
275.86172447658
4 √n
67.689075896081
5 √n
29.13498964386
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 32 , 48 , 96 , 218677 , 437354 , 656031 , 874708 , 1312062 , 1749416 , 2624124 , 3498832 , 5248248 , 6997664 , 10496496 , 20992992
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20992991
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20992992 can be divided by 24 positive divisors.
The sum of these divisors (counting 20992992) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010000000101001111100000
3
Ternary
1110111112222020
4
Quaternary
1100011033200
5
Quinary
20333233432
6
Senary
2025541440
8
Octal
120051740
10
Decimal
20992992
12
Duodecimal
7044880
16
Hexadecimal
14053e0
20
Vigesimal
6b429c
36
Base36
chyao
md5
c80dda5eb896aa0e143aab8350dc1b3f
sha1
4a3ec8985bb2efa1de13f8b8c5bbcff40be678e0
sha256
74498c17282f4fa0e1f65789999e27443d761b26e5e52abcdc428b0193fd6cd0
sha512
743f83b67a4d072b6f2fe1dfbd5a9612757dd0419341dba1ae32e7ed4ad679c61da49713e0b5febafe383ab48d1aea8575080fe772db140ecd4ff05e9f2397ed
ripemd-160
f2adbef8f067ab4432acc785a777b3983fed2414
Diameter
41985984
Circumference
131902858.88814
Area
1.3845178307079E+15
Volume
3.8753562325211E+22
Surface area
5.5380713228316E+15
Circumference
131902858.88814
Perimeter
83971968
Area
440705713112064
Diagonal
29688574.00119
Surface area
2644234278672384
Volume
9.2517315097159E+21
Space diagonal
36360928.746887
Perimeter
62978976
Area
1.9083117157399E+14
Altitude
18180464.373443
Surface area
1.9083117157399E+14
Volume
1.0903270147062E+21
Height
9896191.33373