689968657 is an odd 9-digits composite number following 689968656
and preceding 689968658 . In scientific notation, it is written as 6.89968657 × 10^8.
The sum of its digits is 64. It has a total of 3 prime factors and 6 positive divisors.
There are 591401664 positive integers (up to 689968657) that are relatively prime to 689968657.
689968657 has 6 divisors, whose sum is 802616658
The reverse of 689968657 is 756869986
Previous prime number is 7
Is Prime? no Number parity odd Number length 9 Sum of Digits 64 Digital Root 1
Name
six hundred eighty-nine million nine hundred sixty-eight thousand six hundred fifty-seven
Scientific notation
6.89968657 × 10^8
Engineering notation
6.89968657 × 10^6
Prime Factorization
7 × 7 × 14080993
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
98566951 Product of the distinct prime numbers
The prime factorization of 689968657 is 7 × 7 × 14080993.
Since it has a total of 3 prime factors.
5 , 4 , 79 , 3 , 802 , 744 , 4850 , 7523 , 91402 , 34046 , 475939 , 570153 , 8056452 , 669941 , 80543516 , 13600661 , 126619262 , 417832960 , 5334662789 , 7131079906
n×2
1379937314
n×3
2069905971
n×4
2759874628
n×5
3449843285
n÷2
344984328.5
n÷3
229989552.33333
n÷3
172492164.25
n÷5
137993731.4
n2
476056747642383649
n3
3.284642348266E+26
n4
2.2663002697584E+35
n5
1.563676153484E+44
2 √n26267.254462543
3 √n883.64221212606
4 √n162.0717571403
5 √n58.582226350464
6 divisors
τ Total Divisors
6 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-689968656 Sum of the proper positive divisors of n
A Arithmetic Mean
0.16666666666667 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
6 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 689968657 can be divided by 6 positive divisors.
The sum of these divisors (counting 689968657) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101001001000000001011000010001
3
Ternary
1210002022001001201
4
Quaternary
221020001120101
5
Quinary
2403112444112
6
Senary
152244231201
8
Octal
5110013021
10
Decimal
689968657
12
Duodecimal
17309b501
16
Hexadecimal
29201611
20
Vigesimal
afc61ch
36
Base36
besf81
md5
d38a95962bcf4d9b3b3a900bc52db4fd
sha1
789758fe031c2bd2a10eaf0bbee846a721114826
sha256
4a4ce8c41b783acbc332f52e22eacc58d9109b446e7f8f779cc292a158533de8
sha512
4869838f9d9098743be76e4c5294aedcee73358060c0e42a58f40624c343f847a594008ccac31bc15d2edbb672915877c7a6e2e0b40c545adc13a6e2083644c6
ripemd-160
3ddd2b1393bd337c5a1784c3629e52760b5622a8
Diameter
1379937314
Circumference
4335200928.0768
Area
1.4955763810852E+18
Volume
1.3758677694643E+27
Surface area
5.9823055243407E+18
Circumference
4335200928.0768
Perimeter
2759874628
Area
476056747642383649
Diagonal
975763032.34175
Surface area
2856340485854301894
Volume
3.284642348266E+26
Space diagonal
1195060769.5541
Perimeter
2069905971
Area
2.0613861855065E+17
Altitude
597530384.77703
Surface area
2.0613861855065E+17
Volume
3.8709881303857E+25
Height
325254344.11392