122988 is an even 6-digits composite number following 122987
and preceding 122989 . In scientific notation, it is written as 1.22988 × 10^5.
The sum of its digits is 30. It has a total of 5 prime factors and 24 positive divisors.
There are 39744 positive integers (up to 122988) that are relatively prime to 122988.
122988 has 24 divisors, whose sum is 295792
The reverse of 122988 is 889221
Previous prime number is 37
Is Prime? no
Number parity even
Number length 6
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-two thousand nine hundred eighty-eight
Scientific notation
1.22988 × 10^5
Engineering notation
1.22988 × 10^3
Prime Factorization
2 × 2 × 3 × 37 × 277
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
61494
Product of the distinct prime numbers
The prime factorization of 122988 is 2 × 2 × 3 × 37 × 277.
Since it has a total of 5 prime factors.
10 , 4 , 74 , 94 , 792 , 79 , 842 , 18 , 45948 , 50165 , 410522 , 28733 , 2982952 , 5372423 , 48837531 , 70491941 , 671981538 , 946633470 , 1870265382 , 7055541060
n×2
245976
n×3
368964
n×4
491952
n×5
614940
n÷2
61494
n÷3
40996
n÷3
30747
n÷5
24597.6
n2
15126048144
n3
1860322409134272
n4
2.2879733245461E+20
n5
2.8139326323927E+25
2 √n
350.69644993926
3 √n
49.730280982581
4 √n
18.726891091136
5 √n
10.422515456069
1 , 2 , 3 , 4 , 6 , 12 , 37 , 74 , 111 , 148 , 222 , 277 , 444 , 554 , 831 , 1108 , 1662 , 3324 , 10249 , 20498 , 30747 , 40996 , 61494 , 122988
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-122987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 122988 can be divided by 24 positive divisors.
The sum of these divisors (counting 122988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11110000001101100
3
Ternary
20020201010
4
Quaternary
132001230
5
Quinary
12413423
6
Senary
2345220
8
Octal
360154
10
Decimal
122988
12
Duodecimal
5b210
16
Hexadecimal
1e06c
20
Vigesimal
f798
36
Base36
2mwc
md5
22e67aa69f43f77c7e9c7482ce7463ee
sha1
a87ab2e1e42365f2c68e53ccec743e94793997a2
sha256
aacfc059df655a9e52daafd04b58495cf1e24b94ef3e072f31321356bc4a79a9
sha512
0103c3daf05700ad731fe76405a29aba491d19d5821864365a7063fd8aa11e38c93a598d8890adba8fda73d38b7559ee103027c1f2b2c337d231f4eb3bb0379e
ripemd-160
c7f2f6043f9eab0504b8e028e9c4173e2d92153d
Diameter
245976
Circumference
772756.3945594
Area
47519881727.036
Volume
7.7925002851263E+15
Surface area
190079526908.14
Circumference
772756.3945594
Perimeter
491952
Area
15126048144
Diagonal
173931.29760914
Surface area
90756288864
Volume
1860322409134272
Space diagonal
213021.46472128
Perimeter
368964
Area
6549770975.7852
Altitude
106510.73236064
Surface area
6549770975.7852
Volume
2.1924109844869E+14
Height
57977.099203047