2990145 is an odd 7-digits composite number following 2990144
and preceding 2990146 . In scientific notation, it is written as 2.990145 × 10^6.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 1594736 positive integers (up to 2990145) that are relatively prime to 2990145.
2990145 has 8 divisors, whose sum is 4784256
The reverse of 2990145 is 5410992
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 30
Digital Root 3
Name
two million nine hundred ninety thousand one hundred forty-five
Scientific notation
2.990145 × 10^6
Engineering notation
2.990145 × 10^6
Prime Factorization
3 × 5 × 199343
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2990145
Product of the distinct prime numbers
The prime factorization of 2990145 is 3 × 5 × 199343.
Since it has a total of 3 prime factors.
6 , 9 , 51 , 24 , 299 , 811 , 6257 , 3361 , 96831 , 98216 , 924133 , 53078 , 9555234 , 877773 , 76933900 , 81011871 , 31946644 , 635919230 , 3437522662 , 1574365865
n×2
5980290
n×3
8970435
n×4
11960580
n×5
14950725
n÷2
1495072.5
n÷3
996715
n÷3
747536.25
n÷5
598029
n2
8940967121025
n3
2.6734788132097E+19
n4
7.994089305925E+25
n5
2.3903486167665E+32
2 √n
1729.2035739033
3 √n
144.06685745717
4 √n
41.583693605827
5 √n
19.730516297456
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
-2990144
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 2990145 can be divided by 8 positive divisors.
The sum of these divisors (counting 2990145) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011011010000001000001
3
Ternary
12121220201010
4
Quaternary
23122001001
5
Quinary
1231141040
6
Senary
144031133
8
Octal
13320101
10
Decimal
2990145
12
Duodecimal
10024a9
16
Hexadecimal
2da041
20
Vigesimal
idf75
36
Base36
1s37l
md5
06b8e4dde1cf707a3869b7dff3cf9abe
sha1
f9a79eed6b4160197c6fe28e696790daa026c886
sha256
dcd87c1ef39d3c22fe1b068c1f3f9bba1d1a296f97d4246a2669d187924e232a
sha512
4a2ef0eeec45a2080d0b0869d96168c4a44c1ee2aa753b06ab31ee5953631a56f49a932262ccaeb5ed346b33934f61b487c09a24367741af5dda888989bed985
ripemd-160
96f9a3bee87804f83d0822cd2a5cf486cdddafcd
Diameter
5980290
Circumference
18787635.130337
Area
28088876623400
Volume
1.1198641865477E+20
Surface area
1.123555064936E+14
Circumference
18787635.130337
Perimeter
11960580
Area
8940967121025
Diagonal
4228703.6124621
Surface area
53645802726150
Volume
2.6734788132097E+19
Space diagonal
5179083.061998
Perimeter
8970435
Area
3871552330604.5
Altitude
2589541.530999
Surface area
3871552330604.5
Volume
3.1507249969653E+18
Height
1409567.8708207