690869897 is an odd 9-digits composite number following 690869896
and preceding 690869898 . In scientific notation, it is written as 6.90869897 × 10^8.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 679140000 positive integers (up to 690869897) that are relatively prime to 690869897.
690869897 has 8 divisors, whose sum is 702642912
The reverse of 690869897 is 798968096
Previous prime number is 491
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 62
Digital Root 8
Name
six hundred ninety million eight hundred sixty-nine thousand eight hundred ninety-seven
Scientific notation
6.90869897 × 10^8
Engineering notation
6.90869897 × 10^6
Prime Factorization
67 × 491 × 21001
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
690869897
Product of the distinct prime numbers
The prime factorization of 690869897 is 67 × 491 × 21001.
Since it has a total of 3 prime factors.
10 , 3 , 51 , 32 , 558 , 654 , 6920 , 2813 , 37766 , 4432 , 987757 , 808953 , 7378778 , 9864189 , 99530007 , 79255993 , 140455568 , 723098769 , 9729895075 , 5626496924
n×2
1381739794
n×3
2072609691
n×4
2763479588
n×5
3454349485
n÷2
345434948.5
n÷3
230289965.66667
n÷3
172717474.25
n÷5
138173979.4
n2
477301214580790609
n3
3.2975304095541E+26
n4
2.278164494403E+35
n5
1.5739152695972E+44
2 √n
26284.404064007
3 √n
884.02678380592
4 √n
162.12465594106
5 √n
58.597522431368
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
-690869896
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 690869897 can be divided by 8 positive divisors.
The sum of these divisors (counting 690869897) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001001011011101011010001001
3
Ternary
1210010222211022222
4
Quaternary
221023131122021
5
Quinary
2403330314042
6
Senary
152315423425
8
Octal
5113353211
10
Decimal
690869897
12
Duodecimal
173454b75
16
Hexadecimal
292dd689
20
Vigesimal
afhieeh
36
Base36
bfbqmh
md5
16e5659c2708b88d97de972beb96d64b
sha1
2a4ea155f4a3c02cd38f0a2cd18ce9bbc6bbc0f0
sha256
f541ca6d455c9a88174b80fbd4b12a47023b4171c60904ace7a94ab728e00655
sha512
df325a46a99a0fc2c91bb2506f40538446b6364f0477464df732388dee1b9284775b6de90aa1affa28a9662660d2272a910cdebc72e15ae156e65f79bce98960
ripemd-160
693bf96ff11f57841c9cf4a799ae2da845dd41e9
Diameter
1381739794
Circumference
4340863586.0031
Area
1.4994859892765E+18
Volume
1.3812663079525E+27
Surface area
5.997943957106E+18
Circumference
4340863586.0031
Perimeter
2763479588
Area
477301214580790609
Diagonal
977037578.1727
Surface area
2863807287484743654
Volume
3.2975304095541E+26
Space diagonal
1196621763.0239
Perimeter
2072609691
Area
2.0667748854207E+17
Altitude
598310881.51194
Surface area
2.0667748854207E+17
Volume
3.8861768562742E+25
Height
325679192.72423