19948897 is an odd 8-digits composite number following 19948896
and preceding 19948898 . In scientific notation, it is written as 1.9948897 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 19260976 positive integers (up to 19948897) that are relatively prime to 19948897.
19948897 has 4 divisors, whose sum is 20636820
The reverse of 19948897 is 79884991
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
nineteen million nine hundred forty-eight thousand eight hundred ninety-seven
Scientific notation
1.9948897 × 10^7
Engineering notation
1.9948897 × 10^6
Prime Factorization
29 × 687893
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19948897
Product of the distinct prime numbers
The prime factorization of 19948897 is 29 × 687893.
Since it has a total of 2 prime factors.
8 , 10 , 62 , 32 , 816 , 593 , 7997 , 3857 , 83409 , 4116 , 553423 , 944378 , 1924386 , 1411219 , 1430360 , 19730538 , 410756788 , 424886690 , 1088701528 , 9573022594
n×2
39897794
n×3
59846691
n×4
79795588
n×5
99744485
n÷2
9974448.5
n÷3
6649632.3333333
n÷3
4987224.25
n÷5
3989779.4
n2
397958491516609
n3
7.9388329575402E+21
n4
1.5837096097017E+29
n5
3.159325988185E+36
2 √n
4466.4188115312
3 √n
271.21037299743
4 √n
66.8312712099
5 √n
28.839237765801
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
-19948896
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 19948897 can be divided by 4 positive divisors.
The sum of these divisors (counting 19948897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100000110010101100001
3
Ternary
1101112111202001
4
Quaternary
1030012111201
5
Quinary
20101331042
6
Senary
1551324001
8
Octal
114062541
10
Decimal
19948897
12
Duodecimal
6820601
16
Hexadecimal
1306561
20
Vigesimal
64dc4h
36
Base36
bvko1
md5
96a8d57f46b35bc86f8bfb7d9e401002
sha1
0cb0f57ce5beda090ce30a35c4b979adcf2cddf9
sha256
0f932d8449570dc32aaed4ec54af00ed41031581ee91ca632fe8c2039367e652
sha512
a264aa3ee86203582e4445fc76042865e1ea8f08f8cded1733d25bdf65d099ddfac53d438e184027bf267e22090d8df43b9d39bc742b1b58e47965193a37a87a
ripemd-160
62aa15ad26b44fda8b32beeb1bbd075d67b3c9f1
Diameter
39897794
Circumference
125342616.52484
Area
1.2502234733823E+15
Volume
3.325410572998E+22
Surface area
5.000893893529E+15
Circumference
125342616.52484
Perimeter
79795588
Area
397958491516609
Diagonal
28212000.691784
Surface area
2387750949099654
Volume
7.9388329575402E+21
Space diagonal
34552503.158958
Perimeter
59846691
Area
1.7232108165256E+14
Altitude
17276251.579479
Surface area
1.7232108165256E+14
Volume
9.3560043649732E+20
Height
9404000.2305946