30902992 is an even 8-digits composite number following 30902991
and preceding 30902993 . In scientific notation, it is written as 3.0902992 × 10^7.
The sum of its digits is 34. It has a total of 6 prime factors and 20 positive divisors.
There are 15033600 positive integers (up to 30902992) that are relatively prime to 30902992.
30902992 has 20 divisors, whose sum is 61493956
The reverse of 30902992 is 29920903
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
thirty million nine hundred two thousand nine hundred ninety-two
Scientific notation
3.0902992 × 10^7
Engineering notation
3.0902992 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 37 × 52201
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3862874
Product of the distinct prime numbers
The prime factorization of 30902992 is 2 × 2 × 2 × 2 × 37 × 52201.
Since it has a total of 6 prime factors.
1 , 1 , 84 , 85 , 372 , 687 , 4526 , 4641 , 39679 , 38995 , 711280 , 864864 , 352919 , 3150333 , 75992240 , 8973202 , 21292681 , 859350061 , 2331607423 , 2892063337
n×2
61805984
n×3
92708976
n×4
123611968
n×5
154514960
n÷2
15451496
n÷3
10300997.333333
n÷3
7725748
n÷5
6180598.4
n2
954994914552064
n3
2.9512200204443E+22
n4
9.120152868203E+29
n5
2.8184001112486E+37
2 √n
5559.0459613139
3 √n
313.81004644298
4 √n
74.55900992713
5 √n
31.477490816068
1 , 2 , 4 , 8 , 16 , 37 , 74 , 148 , 296 , 592 , 52201 , 104402 , 208804 , 417608 , 835216 , 1931437 , 3862874 , 7725748 , 15451496 , 30902992
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30902991
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30902992 can be divided by 20 positive divisors.
The sum of these divisors (counting 30902992) is 1, the average is 0.05.
Base
System
Value
2
Binary
1110101111000101011010000
3
Ternary
2011011000221021
4
Quaternary
1311320223100
5
Quinary
30402343432
6
Senary
3022205224
8
Octal
165705320
10
Decimal
30902992
12
Duodecimal
a423814
16
Hexadecimal
1d78ad0
20
Vigesimal
9d2h9c
36
Base36
iecwg
md5
15548c5ae0cf969ab1b0b9ceff6df578
sha1
52e6f69001f402f1a85ffef170c2bb6d87121c57
sha256
93b1311b329a16b022393f119eafaa8f9a9c7a4e58220f474346ce1e942f2a03
sha512
b837f8be84f23b1a1e93ab009f19f07ce3d51160c4bf93d0609d746778d1a6799f9f50968d5246fbd7c083ae2578a5db8d1cc885e575a99e3b264c6287295e81
ripemd-160
32fc3c8f30330e9fb76ce38b47ce5b738382bad7
Diameter
61805984
Circumference
194169225.28229
Area
3.0002050077724E+15
Volume
1.2362041513807E+23
Surface area
1.200082003109E+16
Circumference
194169225.28229
Perimeter
123611968
Area
954994914552064
Diagonal
43703430.404307
Surface area
5729969487312384
Volume
2.9512200204443E+22
Space diagonal
53525552.249895
Perimeter
92708976
Area
4.1352492824352E+14
Altitude
26762776.124947
Surface area
4.1352492824352E+14
Volume
3.4780461487161E+21
Height
14567810.134769