122920487 is an odd 9-digits composite number following 122920486
and preceding 122920488 . In scientific notation, it is written as 1.22920487 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 113782680 positive integers (up to 122920487) that are relatively prime to 122920487.
122920487 has 8 divisors, whose sum is 132403200
The reverse of 122920487 is 784029221
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-two million nine hundred twenty thousand four hundred eighty-seven
Scientific notation
1.22920487 × 10^8
Engineering notation
1.22920487 × 10^6
Prime Factorization
31 × 23 × 172399
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
122920487
Product of the distinct prime numbers
The prime factorization of 122920487 is 31 × 23 × 172399.
Since it has a total of 3 prime factors.
9 , 2 , 94 , 68 , 970 , 461 , 5793 , 4764 , 8332 , 64581 , 187567 , 62184 , 1570312 , 99337 , 18513396 , 65645150 , 354680648 , 609365947 , 113998048 , 3156687467
n×2
245840974
n×3
368761461
n×4
491681948
n×5
614602435
n÷2
61460243.5
n÷3
40973495.666667
n÷3
30730121.75
n÷5
24584097.4
n2
15109446124317169
n3
1.8572604759013E+24
n4
2.2829536218364E+32
n5
2.8062177099455E+40
2 √n
11086.951204006
3 √n
497.21179674617
4 √n
105.29459247276
5 √n
41.488224974796
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
-122920486
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 122920487 can be divided by 8 positive divisors.
The sum of these divisors (counting 122920487) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010100111001111000100111
3
Ternary
22120022000012122
4
Quaternary
13110321320213
5
Quinary
222431423422
6
Senary
20110340155
8
Octal
724717047
10
Decimal
122920487
12
Duodecimal
351ba65b
16
Hexadecimal
7539e27
20
Vigesimal
1i85147
36
Base36
216m1z
md5
4606093c1a32c36e6806e0b3203f7e40
sha1
78c6bd6ffac4881796ca8c347f4a2ef6a2c6fc3e
sha256
b5186c29406081e7046b907f04281532b406a316f6199fd6363ec8e5a8b5c6a3
sha512
dc86ce0c14c593667dbc52a96670f9fa2fead3e3c384ca5d5ff1dc2601495d5d83dc6ed6b323ca6c1b275454b04916893fd753c57673a4fa166748df9ec480a2
ripemd-160
f7f313d33ea3d97cbd3385709093681153fdb74c
Diameter
245840974
Circumference
772332197.86976
Area
4.7467724943966E+16
Volume
7.7796744891924E+24
Surface area
1.8987089977586E+17
Circumference
772332197.86976
Perimeter
491681948
Area
15109446124317169
Diagonal
173835819.80891
Surface area
90656676745903014
Volume
1.8572604759013E+24
Space diagonal
212904528.77511
Perimeter
368761461
Area
6.5425820903855E+15
Altitude
106452264.38755
Surface area
6.5425820903855E+15
Volume
2.188802461566E+23
Height
57945273.269635