2912991 is an odd 7-digits composite number following 2912990
and preceding 2912992 . In scientific notation, it is written as 2.912991 × 10^6.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 1941992 positive integers (up to 2912991) that are relatively prime to 2912991.
2912991 has 4 divisors, whose sum is 3883992
The reverse of 2912991 is 1992192
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 33
Digital Root 6
Name
two million nine hundred twelve thousand nine hundred ninety-one
Scientific notation
2.912991 × 10^6
Engineering notation
2.912991 × 10^6
Prime Factorization
3 × 970997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2912991
Product of the distinct prime numbers
The prime factorization of 2912991 is 3 × 970997.
Since it has a total of 2 prime factors.
2 , 3 , 95 , 26 , 14 , 799 , 1414 , 7213 , 10488 , 84955 , 947247 , 473232 , 4992768 , 6051445 , 30996099 , 51552782 , 135085892 , 781540492 , 1468057512 , 3363721235
n×2
5825982
n×3
8738973
n×4
11651964
n×5
14564955
n÷2
1456495.5
n÷3
970997
n÷3
728247.75
n÷5
582598.2
n2
8485516566081
n3
2.4718233387345E+19
n4
7.2003991393235E+25
n5
2.0974697889257E+32
2 √n
1706.7486633948
3 √n
142.81693692354
4 √n
41.312814760009
5 √n
19.62762846589
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
-2912990
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 2912991 can be divided by 4 positive divisors.
The sum of these divisors (counting 2912991) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011000111001011011111
3
Ternary
12110222212120
4
Quaternary
23013023133
5
Quinary
1221203431
6
Senary
142234023
8
Octal
13071337
10
Decimal
2912991
12
Duodecimal
b85913
16
Hexadecimal
2c72df
20
Vigesimal
i429b
36
Base36
1qfof
md5
c68527157738608828f8341cd92722ec
sha1
ce2f2f553cc140f7a1971af48e2be714e606da58
sha256
64107f7ad82cf2cc061026db4b9f3330da6f3f1f9e9cf7e0ef764222b2f5d459
sha512
6515433c4b44ca0ccefeda3faaaa83ba8a52d9dabb95a031300368bb8e11d3c98a3e4d748e353bc57b93cfc04d9c7a4ffdb042712d1fa8a5ff7e50bdde01f91a
ripemd-160
0fee220b3be4cbf4591b9c4ba8710e9097ecac27
Diameter
5825982
Circumference
18302862.251146
Area
26658036505915
Volume
1.0353949389253E+20
Surface area
1.0663214602366E+14
Circumference
18302862.251146
Perimeter
11651964
Area
8485516566081
Diagonal
4119591.3792708
Surface area
50913099396486
Volume
2.4718233387345E+19
Space diagonal
5045448.4139909
Perimeter
8738973
Area
3674336455229.9
Altitude
2522724.2069954
Surface area
3674336455229.9
Volume
2.9130717411905E+18
Height
1373197.1264236