689968658 is an even 9-digits composite number following 689968657
and preceding 689968659 . In scientific notation, it is written as 6.89968658 × 10^8.
The sum of its digits is 65. It has a total of 3 prime factors and 8 positive divisors.
There are 344608020 positive integers (up to 689968658) that are relatively prime to 689968658.
689968658 has 8 divisors, whose sum is 1036081920
The reverse of 689968658 is 856869986
Previous prime number is 919
Is Prime? no
Number parity even
Number length 9
Sum of Digits 65
Digital Root 2
Name
six hundred eighty-nine million nine hundred sixty-eight thousand six hundred fifty-eight
Scientific notation
6.89968658 × 10^8
Engineering notation
6.89968658 × 10^6
Prime Factorization
2 × 919 × 375391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
689968658
Product of the distinct prime numbers
The prime factorization of 689968658 is 2 × 919 × 375391.
Since it has a total of 3 prime factors.
8 , 9 , 51 , 1 , 618 , 611 , 2148 , 4910 , 72818 , 30073 , 879044 , 150020 , 2932440 , 7228958 , 30691661 , 60800440 , 486711643 , 693878569 , 8751314006 , 4623737834
n×2
1379937316
n×3
2069905974
n×4
2759874632
n×5
3449843290
n÷2
344984329
n÷3
229989552.66667
n÷3
172492164.5
n÷5
137993731.6
n2
476056749022320964
n3
3.2846423625477E+26
n4
2.266300282897E+35
n5
1.5636761648155E+44
2 √n
26267.254481578
3 √n
883.64221255296
4 √n
162.07175719902
5 √n
58.582226367445
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
-689968657
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 689968658 can be divided by 8 positive divisors.
The sum of these divisors (counting 689968658) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001001000000001011000010010
3
Ternary
1210002022001001202
4
Quaternary
221020001120102
5
Quinary
2403112444113
6
Senary
152244231202
8
Octal
5110013022
10
Decimal
689968658
12
Duodecimal
17309b502
16
Hexadecimal
29201612
20
Vigesimal
afc61ci
36
Base36
besf82
md5
4f87d878e1994f7c8d04871b38d02331
sha1
c20895a1b6b83f058890cfc2ad8bc888c2a965d6
sha256
037294227fb9b6143b320bcb72012129194b9df96cd0218dae772827d5fa93bc
sha512
39a2c32fa688c2b4c219d9ff17c57e1cb5a17fc5fdc19994253b5d6b870fa85a7f805a30ee64f36d2fee5eb6fc2ae7d1a70242ea8c9524df96510983ab616d91
ripemd-160
cfde1ce25fdbf5d94a4fbeed189f979c834272ef
Diameter
1379937316
Circumference
4335200934.36
Area
1.4955763854204E+18
Volume
1.3758677754466E+27
Surface area
5.9823055416815E+18
Circumference
4335200934.36
Perimeter
2759874632
Area
476056749022320964
Diagonal
975763033.75596
Surface area
2856340494133925784
Volume
3.2846423625477E+26
Space diagonal
1195060771.2861
Perimeter
2069905974
Area
2.0613861914818E+17
Altitude
597530385.64306
Surface area
2.0613861914818E+17
Volume
3.8709881472168E+25
Height
325254344.58532