1688897 is an odd 7-digits composite number following 1688896
and preceding 1688898 . In scientific notation, it is written as 1.688897 × 10^6.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 1447620 positive integers (up to 1688897) that are relatively prime to 1688897.
1688897 has 4 divisors, whose sum is 1930176
The reverse of 1688897 is 7988861
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 47
Digital Root 2
Name
one million six hundred eighty-eight thousand eight hundred ninety-seven
Scientific notation
1.688897 × 10^6
Engineering notation
1.688897 × 10^6
Prime Factorization
7 × 241271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1688897
Product of the distinct prime numbers
The prime factorization of 1688897 is 7 × 241271.
Since it has a total of 2 prime factors.
5 , 1 , 98 , 83 , 798 , 307 , 645 , 4032 , 81890 , 34296 , 304756 , 828890 , 3351946 , 1681410 , 77415424 , 26063013 , 40353492 , 509887863 , 5104435315 , 6144041942
n×2
3377794
n×3
5066691
n×4
6755588
n×5
8444485
n÷2
844448.5
n÷3
562965.66666667
n÷3
422224.25
n÷5
337779.4
n2
2852373076609
n3
4817364331965710273
n4
8.1360321681639E+24
n5
1.3740920320715E+31
2 √n
1299.5756999883
3 √n
119.0879231584
4 √n
36.049628291957
5 √n
17.600322790057
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
-1688896
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 1688897 can be divided by 4 positive divisors.
The sum of these divisors (counting 1688897) is 1, the average is 0.25.
Base
System
Value
2
Binary
110011100010101000001
3
Ternary
10011210201202
4
Quaternary
12130111001
5
Quinary
413021042
6
Senary
100110545
8
Octal
6342501
10
Decimal
1688897
12
Duodecimal
695455
16
Hexadecimal
19c541
20
Vigesimal
ab24h
36
Base36
1075t
md5
4416762aad6b26d9e5bf0ee751ddfe9c
sha1
b1d8e584cb92043c8526fcf08fb52c2a5ce44924
sha256
ed133901ce24b5506027feba95a1286bdbe71b02e4fd639374fd52819ebe5eb3
sha512
84e6249ab931940d40819edc197734aee1ff31687974fc73f69092fc2835c9d8636cd639e69a5e7a8a3493e3d97df9dc556f7451a5c521f3f3e275134310985f
ripemd-160
79f323ad022bc090aacfbee714342b0b433e53cf
Diameter
3377794
Circumference
10611652.81574
Area
8960994302772.2
Volume
2.0178928526625E+19
Surface area
35843977211089
Circumference
10611652.81574
Perimeter
6755588
Area
2852373076609
Diagonal
2388461.0428512
Surface area
17114238459654
Volume
4817364331965710273
Space diagonal
2925255.4127507
Perimeter
5066691
Area
1235113772707.1
Altitude
1462627.7063753
Surface area
1235113772707.1
Volume
5.6773183109653E+17
Height
796153.68095041