897438921 is an odd 9-digits composite number following 897438920
and preceding 897438922 . In scientific notation, it is written as 8.97438921 × 10^8.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 594696960 positive integers (up to 897438921) that are relatively prime to 897438921.
897438921 has 16 divisors, whose sum is 1203800640
The reverse of 897438921 is 129834798
Previous prime number is 419
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
eight hundred ninety-seven million four hundred thirty-eight thousand nine hundred twenty-one
Scientific notation
8.97438921 × 10^8
Engineering notation
8.97438921 × 10^6
Prime Factorization
3 × 313 × 419 × 2281
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
897438921
Product of the distinct prime numbers
The prime factorization of 897438921 is 3 × 313 × 419 × 2281.
Since it has a total of 4 prime factors.
6 , 10 , 79 , 5 , 974 , 213 , 2947 , 6318 , 43129 , 71458 , 332245 , 283825 , 43325 , 1099276 , 75992274 , 19956688 , 672477253 , 443333300 , 2387063209 , 2654758451
n×2
1794877842
n×3
2692316763
n×4
3589755684
n×5
4487194605
n÷2
448719460.5
n÷3
299146307
n÷3
224359730.25
n÷5
179487784.2
n2
805396616925644241
n3
7.227942708708E+26
n4
6.4866371055527E+35
n5
5.8213606049258E+44
2 √n
29957.284940395
3 √n
964.57270172725
4 √n
173.08172907732
5 √n
61.744884148779
1 , 3 , 313 , 419 , 939 , 1257 , 2281 , 6843 , 131147 , 393441 , 713953 , 955739 , 2141859 , 2867217 , 299146307 , 897438921
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
-897438920
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 897438921 can be divided by 16 positive divisors.
The sum of these divisors (counting 897438921) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110101011111011101010011001001
3
Ternary
2022112200121202120
4
Quaternary
311133131103021
5
Quinary
3314221021141
6
Senary
225015121453
8
Octal
6537352311
10
Decimal
897438921
12
Duodecimal
210673289
16
Hexadecimal
357dd4c9
20
Vigesimal
e08jh61
36
Base36
eub8ax
md5
e7141e3cc0a787e1ceae172a7844f07e
sha1
253ac07ca57ae3c016c9b4b6d3a46b7b084b0a48
sha256
b7c078639d0b14ffefc4a5e5298770e00ceeb2d3320263b53707335cf6d6186b
sha512
d41dda29aea852727ea14c4262c92e8ee4ed96e1b27b93b0d4d22d2d7c933e2b2da3c185a0d67818d12249a39f55fdaa60a60e63e08b4eb04918f6cbdbf2db57
ripemd-160
7e5e6b4a191a93660f8a1871f1a37dd4a5d818be
Diameter
1794877842
Circumference
5638775042.5183
Area
2.5302280949597E+18
Volume
3.0276335618993E+27
Surface area
1.0120912379839E+19
Circumference
5638775042.5183
Perimeter
3589755684
Area
805396616925644241
Diagonal
1269170293.4797
Surface area
4832379701553865446
Volume
7.227942708708E+26
Space diagonal
1554409807.8618
Perimeter
2692316763
Area
3.4874696518983E+17
Altitude
777204903.9309
Surface area
3.4874696518983E+17
Volume
8.5182121722588E+25
Height
423056764.49323