49388891 is an odd 8-digits composite number following 49388890
and preceding 49388892 . In scientific notation, it is written as 4.9388891 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 49335792 positive integers (up to 49388891) that are relatively prime to 49388891.
49388891 has 4 divisors, whose sum is 49441992
The reverse of 49388891 is 19888394
Previous prime number is 947
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
forty-nine million three hundred eighty-eight thousand eight hundred ninety-one
Scientific notation
4.9388891 × 10^7
Engineering notation
4.9388891 × 10^6
Prime Factorization
947 × 52153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
49388891
Product of the distinct prime numbers
The prime factorization of 49388891 is 947 × 52153.
Since it has a total of 2 prime factors.
10 , 1 , 24 , 78 , 680 , 551 , 4271 , 1522 , 55469 , 63639 , 103425 , 867088 , 7834997 , 1771362 , 36547936 , 16760124 , 427725768 , 494562437 , 9020655454 , 8731384526
n×2
98777782
n×3
148166673
n×4
197555564
n×5
246944455
n÷2
24694445.5
n÷3
16462963.666667
n÷3
12347222.75
n÷5
9877778.2
n2
2439262554209881
n3
1.2047247241025E+23
n4
5.9500018083705E+30
n5
2.9386399076341E+38
2 √n
7027.7230309681
3 √n
366.89609672368
4 √n
83.831515738224
5 √n
34.572107511306
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
-49388890
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 49388891 can be divided by 4 positive divisors.
The sum of these divisors (counting 49388891) is 1, the average is 0.25.
Base
System
Value
2
Binary
10111100011001110101011011
3
Ternary
10102221012211012
4
Quaternary
2330121311123
5
Quinary
100120421031
6
Senary
4522324135
8
Octal
274316533
10
Decimal
49388891
12
Duodecimal
1465964b
16
Hexadecimal
2f19d5b
20
Vigesimal
f8dc4b
36
Base36
tekpn
md5
cb6215f7b07fa0db66e499fb1c14c2af
sha1
d661891114c070f589571eb98a21217e79c9e66f
sha256
ffc688eeaf4e6ccf9f02f09778d137ca6868af74e225b6a1079d47468d213f3f
sha512
b387654610e0b32fc47a44e84cc04986efa5f122684575b789af6519318ac2606797f498b1f73745ab6e6eb86295a169ea4287f6c11223a143b54974c65cb6b2
ripemd-160
dbdd57113719e72361e8289a645ee2e6d45db97c
Diameter
98777782
Circumference
310319554.26909
Area
7.6631693204824E+15
Volume
5.0463391237847E+23
Surface area
3.065267728193E+16
Circumference
310319554.26909
Perimeter
197555564
Area
2439262554209881
Diagonal
69846439.482766
Surface area
14635575325259286
Volume
1.2047247241025E+23
Space diagonal
85544068.541481
Perimeter
148166673
Area
1.0562316692229E+15
Altitude
42772034.270741
Surface area
1.0562316692229E+15
Volume
1.4197817031267E+22
Height
23282146.494256