2155292221 is an odd 10-digits composite number following 2155292220
and preceding 2155292222 . In scientific notation, it is written as 2.155292221 × 10^9.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 2154636000 positive integers (up to 2155292221) that are relatively prime to 2155292221.
2155292221 has 4 divisors, whose sum is 2155948444
The reverse of 2155292221 is 1222925512
Previous prime number is 3301
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
two billion one hundred fifty-five million two hundred ninety-two thousand two hundred twenty-one
Scientific notation
2.155292221 × 10^9
Engineering notation
2.155292221 × 10^9
Prime Factorization
3301 × 652921
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2155292221
Product of the distinct prime numbers
The prime factorization of 2155292221 is 3301 × 652921.
Since it has a total of 2 prime factors.
2 , 3 , 67 , 91 , 783 , 313 , 4513 , 7426 , 31463 , 93383 , 41051 , 47469 , 780440 , 491047 , 2200854 , 94404744 , 87247709 , 603300008 , 3817845762 , 2353414453
n×2
4310584442
n×3
6465876663
n×4
8621168884
n×5
10776461105
n÷2
1077646110.5
n÷3
718430740.33333
n÷3
538823055.25
n÷5
431058444.2
n2
4645284557903112841
n3
1.001194567198E+28
n4
2.1578668623893E+37
n5
4.6508336624614E+46
2 √n
46425.124889439
3 √n
1291.7210010544
4 √n
215.46490407823
5 √n
73.570080676617
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
-2155292220
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 2155292221 can be divided by 4 positive divisors.
The sum of these divisors (counting 2155292221) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000000011101110010011000111101
3
Ternary
12120012120012002211
4
Quaternary
2000131302120331
5
Quinary
13403223322341
6
Senary
553511220421
8
Octal
20035623075
10
Decimal
2155292221
12
Duodecimal
501977711
16
Hexadecimal
8077263d
20
Vigesimal
1ddabab1
36
Base36
zn7e4d
md5
6e9ecdfc1b52dc93c0cbf808d0ba21fa
sha1
f94c86fce3178fe82f1540a73be27c202c173ce2
sha256
36b8c57b72fc674ea9ee2aef54c30bee8da9e9b923473acbef1fa2585f3e815f
sha512
8acde3a9eb6f8ea72be84893d447fb2a3c0a167f878ca755f12e1837105bd301c2c3889e6f89452f69079271b9675cebd74e56835ef34cbb13424e53730777e4
ripemd-160
fb0e5c70d2dfda831cb3c041c62dda5518814aa8
Diameter
4310584442
Circumference
13542100415.666
Area
1.4593591840943E+19
Volume
4.1937939961643E+28
Surface area
5.837436736377E+19
Circumference
13542100415.666
Perimeter
8621168884
Area
4645284557903112841
Diagonal
3048043489.8154
Surface area
2.7871707347419E+19
Volume
1.001194567198E+28
Space diagonal
3733075631.93
Perimeter
6465876663
Area
2.0114672174758E+18
Altitude
1866537815.965
Surface area
2.0114672174758E+18
Volume
1.1799191129214E+27
Height
1016014496.6051