689977897 is an odd 9-digits composite number following 689977896
and preceding 689977898 . In scientific notation, it is written as 6.89977897 × 10^8.
The sum of its digits is 70. It has a total of 3 prime factors and 8 positive divisors.
There are 565696032 positive integers (up to 689977897) that are relatively prime to 689977897.
689977897 has 8 divisors, whose sum is 822830976
The reverse of 689977897 is 798779986
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 70
Digital Root 7
Name
six hundred eighty-nine million nine hundred seventy-seven thousand eight hundred ninety-seven
Scientific notation
6.89977897 × 10^8
Engineering notation
6.89977897 × 10^6
Prime Factorization
7 × 23 × 4285577
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
689977897
Product of the distinct prime numbers
The prime factorization of 689977897 is 7 × 23 × 4285577.
Since it has a total of 3 prime factors.
6 , 9 , 68 , 20 , 77 , 11 , 7663 , 7897 , 41182 , 88314 , 730090 , 686954 , 2752581 , 9339176 , 79928393 , 2199335 , 726133795 , 646890670 , 6131119840 , 7458052263
n×2
1379955794
n×3
2069933691
n×4
2759911588
n×5
3449889485
n÷2
344988948.5
n÷3
229992632.33333
n÷3
172494474.25
n÷5
137995579.4
n2
476069498348542609
n3
3.2847743129637E+26
n4
2.2664216725783E+35
n5
1.5637808593608E+44
2 √n
26267.430346343
3 √n
883.64615666156
4 √n
162.07229975028
5 √n
58.582383255235
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
-689977896
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 689977897 can be divided by 8 positive divisors.
The sum of these divisors (counting 689977897) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001001000000011101000101001
3
Ternary
1210002022111201221
4
Quaternary
221020003220221
5
Quinary
2403113243042
6
Senary
152244342041
8
Octal
5110035051
10
Decimal
689977897
12
Duodecimal
1730a4921
16
Hexadecimal
29203a29
20
Vigesimal
afc74eh
36
Base36
besmcp
md5
fd102fb45f274979c7b692e7c19b2b17
sha1
0ea8027b79a66cfdfc6cc27cd5fef782f86a9cae
sha256
a4deaed5b722371b68f01db1b8f7373ca1167939cb0c7dfbe0a6c6f26736175e
sha512
032d2f6fb8a3f84f1afb375c20007c6f1edbc766f740cc75961681974fb96a729d1e75cba4251777e1170d838bf0bb44cbb2f625fee6b8f3c2e53285403e477e
ripemd-160
d339b0d516375736df5b893878afd7b4a3345513
Diameter
1379955794
Circumference
4335258984.7091
Area
1.49561643861E+18
Volume
1.3759230467076E+27
Surface area
5.9824657544398E+18
Circumference
4335258984.7091
Perimeter
2759911588
Area
476069498348542609
Diagonal
975776099.67507
Surface area
2856416990091255654
Volume
3.2847743129637E+26
Space diagonal
1195076773.7035
Perimeter
2069933691
Area
2.0614413976838E+17
Altitude
597538386.85176
Surface area
2.0614413976838E+17
Volume
3.8711436522734E+25
Height
325258699.89169