19997875 is an odd 8-digits composite number following 19997874
and preceding 19997876 . In scientific notation, it is written as 1.9997875 × 10^7.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 15880800 positive integers (up to 19997875) that are relatively prime to 19997875.
19997875 has 16 divisors, whose sum is 25140960
The reverse of 19997875 is 57879991
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
nineteen million nine hundred ninety-seven thousand eight hundred seventy-five
Scientific notation
1.9997875 × 10^7
Engineering notation
1.9997875 × 10^6
Prime Factorization
25 × 5 × 157 × 1019
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19997875
Product of the distinct prime numbers
The prime factorization of 19997875 is 25 × 5 × 157 × 1019.
Since it has a total of 4 prime factors.
10 , 10 , 83 , 62 , 17 , 692 , 4093 , 6463 , 66906 , 72253 , 637914 , 816999 , 110092 , 3336865 , 22701888 , 60606992 , 813386681 , 912493840 , 4010574423 , 8261639231
n×2
39995750
n×3
59993625
n×4
79991500
n×5
99989375
n÷2
9998937.5
n÷3
6665958.3333333
n÷3
4999468.75
n÷5
3999575
n2
399915004515625
n3
7.9974502709279E+21
n4
1.5993201083673E+29
n5
3.1983003612116E+36
2 √n
4471.8983664659
3 √n
271.4321477566
4 √n
66.872254085427
5 √n
28.853384944624
1 , 5 , 25 , 125 , 157 , 785 , 1019 , 3925 , 5095 , 19625 , 25475 , 127375 , 159983 , 799915 , 3999575 , 19997875
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19997874
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19997875 can be divided by 16 positive divisors.
The sum of these divisors (counting 19997875) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010010010010110011
3
Ternary
1101121222221001
4
Quaternary
1030102102303
5
Quinary
20104413000
6
Senary
1552342431
8
Octal
114222263
10
Decimal
19997875
12
Duodecimal
6844a17
16
Hexadecimal
13124b3
20
Vigesimal
64jedf
36
Base36
bwmgj
md5
0f6f20a0cf3f2778074edb0a3f46ed72
sha1
d05a60cc78f56f45920b5388016671ed18f3425b
sha256
4780776ef157925d03714fb652e2053133fceb9e571a49ba3fa8d75b981eab7c
sha512
8c580dab4cec3d23e61a28a82cddb2c93d3d058f255c3aa8527a5c368249e51000619bab1b75aa1a9ef7981c7b7ec84ce176110b392233127114dd55ef7a6ae6
ripemd-160
808572e45a27cf32612111ce907d60904483d929
Diameter
39995750
Circumference
125650354.37481
Area
1.2563700402466E+15
Volume
3.3499641358129E+22
Surface area
5.0254801609865E+15
Circumference
125650354.37481
Perimeter
79991500
Area
399915004515625
Diagonal
28281266.043642
Surface area
2399490027093750
Volume
7.9974502709279E+21
Space diagonal
34637335.543411
Perimeter
59993625
Area
1.7316827663255E+14
Altitude
17318667.771706
Surface area
1.7316827663255E+14
Volume
9.4250855312922E+20
Height
9427088.681214