29987130 is an even 8-digits composite number following 29987129
and preceding 29987131 . In scientific notation, it is written as 2.9987130 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 7575552 positive integers (up to 29987130) that are relatively prime to 29987130.
29987130 has 32 divisors, whose sum is 75758400
The reverse of 29987130 is 03178992
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-nine million nine hundred eighty-seven thousand one hundred thirty
Scientific notation
2.9987130 × 10^7
Engineering notation
2.9987130 × 10^6
Prime Factorization
2 × 3 × 5 × 19 × 52609
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
29987130
Product of the distinct prime numbers
The prime factorization of 29987130 is 2 × 3 × 5 × 19 × 52609.
Since it has a total of 5 prime factors.
4 , 6 , 7 , 42 , 168 , 535 , 4683 , 9687 , 89120 , 4563 , 494298 , 761990 , 9169479 , 3232702 , 61096498 , 39164371 , 450657712 , 260484141 , 5523186437 , 2803417275
n×2
59974260
n×3
89961390
n×4
119948520
n×5
149935650
n÷2
14993565
n÷3
9995710
n÷3
7496782.5
n÷5
5997426
n2
899227965636900
n3
2.6965265905189E+22
n4
8.0861093418348E+29
n5
2.4247921202781E+37
2 √n
5476.0505841345
3 √n
310.67881081506
4 √n
74.000341783903
5 √n
31.288661186964
1 , 2 , 3 , 5 , 6 , 10 , 15 , 19 , 30 , 38 , 57 , 95 , 114 , 190 , 285 , 570 , 52609 , 105218 , 157827 , 263045 , 315654 , 526090 , 789135 , 999571 , 1578270 , 1999142 , 2998713 , 4997855 , 5997426 , 9995710 , 14993565 , 29987130
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29987129
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29987130 can be divided by 32 positive divisors.
The sum of these divisors (counting 29987130) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110010011001000100111010
3
Ternary
2002102111121110
4
Quaternary
1302121010322
5
Quinary
30134042010
6
Senary
2550421150
8
Octal
162310472
10
Decimal
29987130
12
Duodecimal
a0617b6
16
Hexadecimal
1c9913a
20
Vigesimal
9787ga
36
Base36
huq7u
md5
e1ca7cfc54f1808dfe8b36a2d0b756d9
sha1
9f3443c015544fe76f53bd409b465313fcaeeb96
sha256
3097696788c50be723d0d68f25ca2c1e948897306e5706040c30340966d86dd1
sha512
d3ecb1f3e7b91e12cf2f998f3beab67535dd77dad0d2e98163d3ae71df31cda6518de939532f67dc09c48e1a5d83311db1e838d31d2a44ae8da74fbe02cf8e70
ripemd-160
4297661063f25751f2c6990060088a2ff779bae8
Diameter
59974260
Circumference
188414694.62048
Area
2.8250079707474E+15
Volume
1.1295184169312E+23
Surface area
1.130003188299E+16
Circumference
188414694.62048
Perimeter
119948520
Area
899227965636900
Diagonal
42408205.942645
Surface area
5395367793821400
Volume
2.6965265905189E+22
Space diagonal
51939232.733173
Perimeter
89961390
Area
3.8937713101748E+14
Altitude
25969616.366586
Surface area
3.8937713101748E+14
Volume
3.1778870630096E+21
Height
14136068.647548