231640997 is an odd 9-digits composite number following 231640996
and preceding 231640998 . In scientific notation, it is written as 2.31640997 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 186869952 positive integers (up to 231640997) that are relatively prime to 231640997.
231640997 has 8 divisors, whose sum is 280305216
The reverse of 231640997 is 799046132
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
two hundred thirty-one million six hundred forty thousand nine hundred ninety-seven
Scientific notation
2.31640997 × 10^8
Engineering notation
2.31640997 × 10^6
Prime Factorization
7 × 17 × 1946563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
231640997
Product of the distinct prime numbers
The prime factorization of 231640997 is 7 × 17 × 1946563.
Since it has a total of 3 prime factors.
6 , 1 , 54 , 93 , 495 , 130 , 7000 , 9535 , 48467 , 73296 , 59790 , 111239 , 9200869 , 3802783 , 415859 , 71813174 , 909124868 , 506372704 , 8812932257 , 6000959456
n×2
463281994
n×3
694922991
n×4
926563988
n×5
1158204985
n÷2
115820498.5
n÷3
77213665.666667
n÷3
57910249.25
n÷5
46328199.4
n2
53657551491154009
n3
1.242928872399E+25
n4
2.8791328320258E+33
n5
6.669251997059E+41
2 √n
15219.75679832
3 √n
614.14625583567
4 √n
123.36837843759
5 √n
47.093729516779
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
-231640996
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 231640997 can be divided by 8 positive divisors.
The sum of these divisors (counting 231640997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110011101000111110100101
3
Ternary
121010212120201012
4
Quaternary
31303220332211
5
Quinary
433300002442
6
Senary
34552512005
8
Octal
1563507645
10
Decimal
231640997
12
Duodecimal
656ab605
16
Hexadecimal
dce8fa5
20
Vigesimal
3c7f29h
36
Base36
3twvc5
md5
ad89a3b42831c038e22e17d91500ae41
sha1
efb930f696f9911a320fdeb8a3ef02dc72ef0784
sha256
8d83c5689aec322513e156921b55e2e757f7e62049a62a38169e39b2eb3b9ca1
sha512
a4acdc696a7e695f4348322a8a649b40083a022d73a124261c0c8d1e44bdab668cbc5a8cc1b4356f82bf0069e6bc6ee16ceb15caa9b77161db15ca60310d7233
ripemd-160
4f96b4c561618fd6cbb815e4b63c7bee4055b757
Diameter
463281994
Circumference
1455443308.8908
Area
1.6857016957423E+17
Volume
5.206368285951E+25
Surface area
6.742806782969E+17
Circumference
1455443308.8908
Perimeter
926563988
Area
53657551491154009
Diagonal
327589839.55903
Surface area
321945308946924054
Volume
1.242928872399E+25
Space diagonal
401213975.91991
Perimeter
694922991
Area
2.3234401348105E+16
Altitude
200606987.95995
Surface area
2.3234401348105E+16
Volume
1.4648057236764E+24
Height
109196613.18634