47990987 is an odd 8-digits composite number following 47990986
and preceding 47990988 . In scientific notation, it is written as 4.7990987 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 43240960 positive integers (up to 47990987) that are relatively prime to 47990987.
47990987 has 8 divisors, whose sum is 52818480
The reverse of 47990987 is 78909974
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
forty-seven million nine hundred ninety thousand nine hundred eighty-seven
Scientific notation
4.7990987 × 10^7
Engineering notation
4.7990987 × 10^6
Prime Factorization
11 × 113 × 38609
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
47990987
Product of the distinct prime numbers
The prime factorization of 47990987 is 11 × 113 × 38609.
Since it has a total of 3 prime factors.
8 , 4 , 57 , 85 , 301 , 424 , 1992 , 3796 , 72118 , 61573 , 197006 , 998408 , 5437365 , 5405371 , 17121982 , 39772210 , 138032314 , 84160696 , 9003209450 , 7745826150
n×2
95981974
n×3
143972961
n×4
191963948
n×5
239954935
n÷2
23995493.5
n÷3
15996995.666667
n÷3
11997746.75
n÷5
9598197.4
n2
2303134833234169
n3
1.1052971384099E+23
n4
5.3044300600566E+30
n5
2.5456483405458E+38
2 √n
6927.5527424914
3 √n
363.40137032602
4 √n
83.231921415352
5 √n
34.37414751383
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
-47990986
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 47990987 can be divided by 8 positive divisors.
The sum of these divisors (counting 47990987) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110111000100100011001011
3
Ternary
10100022012020222
4
Quaternary
2313010203023
5
Quinary
44241202422
6
Senary
4432340255
8
Octal
267044313
10
Decimal
47990987
12
Duodecimal
140a468b
16
Hexadecimal
2dc48cb
20
Vigesimal
ejih97
36
Base36
skm2z
md5
b919bbb04e8a564b6eefec4e3e0825d6
sha1
395d34e95ac19badc2677d2baa5061f2f85d4218
sha256
355dfc0867c4541bbffd0299e7987be0754802a45c5626d670cb23ee82c729c0
sha512
152558c8ddc54d12444c6ae798a3bfa476fc20c9b824a02ec6473f604109ea46b6a5b68578635a017a0cb454cfd480274970f5f75c45b69c308430c932c29f5a
ripemd-160
d361f6401fbdc4f8fdf129c9b21ca598f096e091
Diameter
95981974
Circumference
301536264.39545
Area
7.2355114723152E+15
Volume
4.6298578267497E+23
Surface area
2.8942045889261E+16
Circumference
301536264.39545
Perimeter
191963948
Area
2303134833234169
Diagonal
67869504.687071
Surface area
13818808999405014
Volume
1.1052971384099E+23
Space diagonal
83122827.789377
Perimeter
143972961
Area
9.9728663696081E+14
Altitude
41561413.894689
Surface area
9.9728663696081E+14
Volume
1.3026051696595E+22
Height
22623168.229024