197129785 is an odd 9-digits composite number following 197129784
and preceding 197129786 . In scientific notation, it is written as 1.97129785 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 157703824 positive integers (up to 197129785) that are relatively prime to 197129785.
197129785 has 4 divisors, whose sum is 236555748
The reverse of 197129785 is 587921791
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred ninety-seven million one hundred twenty-nine thousand seven hundred eighty-five
Scientific notation
1.97129785 × 10^8
Engineering notation
1.97129785 × 10^6
Prime Factorization
5 × 39425957
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
197129785
Product of the distinct prime numbers
The prime factorization of 197129785 is 5 × 39425957.
Since it has a total of 2 prime factors.
1 , 7 , 9 , 11 , 477 , 135 , 3027 , 7402 , 14813 , 71215 , 317379 , 850025 , 2075904 , 5026500 , 313935 , 67370769 , 369311841 , 619029765 , 5023390454 , 6238095016
n×2
394259570
n×3
591389355
n×4
788519140
n×5
985648925
n÷2
98564892.5
n÷3
65709928.333333
n÷3
49282446.25
n÷5
39425957
n2
38860152134146225
n3
7.6604934352715E+24
n4
1.510111423889E+33
n5
2.9768794031728E+41
2 √n
14040.291485578
3 √n
581.99253758495
4 √n
118.49173593791
5 √n
45.598488788958
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
-197129784
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 197129785 can be divided by 4 positive divisors.
The sum of these divisors (counting 197129785) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011101111111111011000111001
3
Ternary
111201221020020011
4
Quaternary
23233333120321
5
Quinary
400431123120
6
Senary
31321101521
8
Octal
1357773071
10
Decimal
197129785
12
Duodecimal
560278a1
16
Hexadecimal
bbff639
20
Vigesimal
31c1495
36
Base36
39d6bd
md5
828d8435d16edffb7abce63bab0ab4d2
sha1
6022de96f495e372050e2ad9cb83ef1466f1b9cb
sha256
7c5b005fe6484a7f438a52abb6cee4c6c454bf36da491efda8e8e11599098767
sha512
74fb724dbc9e912fef5f3fc4cf3c67ba7906e426e1a9ce945f6ef3d8d9b4ef1214357514e0635ff7f44735bd8bf0aa301d287c709c1f831513e75cb3ff1b09af
ripemd-160
5eb620e81731a8d232195f9d8cef5d28e4cecf8f
Diameter
394259570
Circumference
1238602968.7195
Area
1.2208276846202E+17
Volume
3.2088199865496E+25
Surface area
4.8833107384806E+17
Circumference
1238602968.7195
Perimeter
788519140
Area
38860152134146225
Diagonal
278783615.49469
Surface area
233160912804877350
Volume
7.6604934352715E+24
Space diagonal
341438803.30513
Perimeter
591389355
Area
1.6826939471549E+16
Altitude
170719401.65256
Surface area
1.6826939471549E+16
Volume
9.0279780921926E+23
Height
92927871.831564