121657 is an odd 6-digits composite number following 121656
and preceding 121658 . In scientific notation, it is written as 1.21657 × 10^5.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 114912 positive integers (up to 121657) that are relatively prime to 121657.
121657 has 4 divisors, whose sum is 122356
The reverse of 121657 is 756121
Previous prime number is 361
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 22
Digital Root 4
Name
one hundred twenty-one thousand six hundred fifty-seven
Scientific notation
1.21657 × 10^5
Engineering notation
1.21657 × 10^3
Prime Factorization
361 × 337
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121657
Product of the distinct prime numbers
The prime factorization of 121657 is 361 × 337.
Since it has a total of 2 prime factors.
8 , 6 , 12 , 13 , 563 , 294 , 4373 , 2326 , 49005 , 3323 , 303829 , 325609 , 2914745 , 5980442 , 38855392 , 61911339 , 586027712 , 404604981 , 6746581995 , 62169409
n×2
243314
n×3
364971
n×4
486628
n×5
608285
n÷2
60828.5
n÷3
40552.333333333
n÷3
30414.25
n÷5
24331.4
n2
14800425649
n3
1800575383180393
n4
2.1905259939158E+20
n5
2.6649282084181E+25
2 √n
348.79363526303
3 √n
49.550232990548
4 √n
18.676017649998
5 √n
10.399858265499
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
-121656
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 121657 can be divided by 4 positive divisors.
The sum of these divisors (counting 121657) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101101100111001
3
Ternary
20011212211
4
Quaternary
131230321
5
Quinary
12343112
6
Senary
2335121
8
Octal
355471
10
Decimal
121657
12
Duodecimal
5a4a1
16
Hexadecimal
1db39
20
Vigesimal
f42h
36
Base36
2lvd
md5
814fd03b34a05ac172a3b3200472e04e
sha1
c3fbdf30ad68d31827b519d3a316ca5b4ce249c9
sha256
9cf45b8708cadda955f2f1c8bc962c39387714c522bd862310fb459351bf92ea
sha512
92e11227b91b53f1d2c9cd29a30635465b107063cecaf9a1c9fc3709db2fe708b29e907cea2505bed6b12e67fa2b976b798bff5205b31741e8168568b8a7afa6
ripemd-160
8d8c826a11e0f5a9c5db319b671c216f27ddd8ee
Diameter
243314
Circumference
764393.47491555
Area
46496908488.9
Volume
7.5422325280455E+15
Surface area
185987633955.6
Circumference
764393.47491555
Perimeter
486628
Area
14800425649
Diagonal
172048.97935762
Surface area
88802553894
Volume
1800575383180393
Space diagonal
210716.10509641
Perimeter
364971
Area
6408772299.4284
Altitude
105358.0525482
Surface area
6408772299.4284
Volume
2.1219984391407E+14
Height
57349.659785875