397392381 is an odd 9-digits composite number following 397392380
and preceding 397392382 . In scientific notation, it is written as 3.97392381 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 264162696 positive integers (up to 397392381) that are relatively prime to 397392381.
397392381 has 8 divisors, whose sum is 442823040
The reverse of 397392381 is 183293793
Previous prime number is 347
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
three hundred ninety-seven million three hundred ninety-two thousand three hundred eighty-one
Scientific notation
3.97392381 × 10^8
Engineering notation
3.97392381 × 10^6
Prime Factorization
9 × 347 × 127247
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
397392381 Product of the distinct prime numbers
The prime factorization of 397392381 is 9 × 347 × 127247.
Since it has a total of 3 prime factors.
1 , 4 , 38 , 33 , 290 , 301 , 3439 , 1868 , 98801 , 91134 , 978902 , 309617 , 1963655 , 5584709 , 42833407 , 48490711 , 858250054 , 156495656 , 6725969202 , 4998956356
n×2
794784762
n×3
1192177143
n×4
1589569524
n×5
1986961905
n÷2
198696190.5
n÷3
132464127
n÷3
99348095.25
n÷5
79478476.2
n2
157920704476849161
n3
6.2756484761252E+25
n4
2.4938948902464E+34
n5
9.9105482839876E+42
2 √n19934.702932324
3 √n735.20171611932
4 √n141.19030750134
5 √n52.461886952838
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
-397392380 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 397392381 can be divided by 8 positive divisors.
The sum of these divisors (counting 397392381) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111101011111011100111111101
3
Ternary
1000200202121212100
4
Quaternary
113223323213331
5
Quinary
1303213024011
6
Senary
103233255313
8
Octal
2753734775
10
Decimal
397392381
12
Duodecimal
b1104539
16
Hexadecimal
17afb9fd
20
Vigesimal
643e0j1
36
Base36
6klhx9
md5
3c8f51e80f6a972ae4dcc355c25b1418
sha1
7dd9a67f0af475c746574c98d10110fc9e1eb31e
sha256
145392abe3773114058a0a3012888b81b30c6a3dadb173200b9a5b66c45fe5df
sha512
b79fa9996077d594922ba7d1b28171e1d2819b6d4148614320af630d562c41b32cca6b6fbfdc117e0e8e29236acd31a2a18183ee0eefe6e446ccffc1c17e0cec
ripemd-160
e0fbdbdd76d682b62e5d17cce8a9f9c696b314b1
Diameter
794784762
Circumference
2496889969.4843
Area
4.9612252503419E+17
Volume
2.6287374865476E+26
Surface area
1.9844901001368E+18
Circumference
2496889969.4843
Perimeter
1589569524
Area
157920704476849161
Diagonal
561997694.79394
Surface area
947524226861094966
Volume
6.2756484761252E+25
Space diagonal
688303794.43277
Perimeter
1192177143
Area
6.8381670930243E+16
Altitude
344151897.21638
Surface area
6.8381670930243E+16
Volume
7.395922656352E+24
Height
187332564.93131