121574138 is an even 9-digits composite number following 121574137
and preceding 121574139 . In scientific notation, it is written as 1.21574138 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 52052976 positive integers (up to 121574138) that are relatively prime to 121574138.
121574138 has 16 divisors, whose sum is 208613760
The reverse of 121574138 is 831475121
Previous prime number is 1213
Is Prime? no
Number parity even
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-one million five hundred seventy-four thousand one hundred thirty-eight
Scientific notation
1.21574138 × 10^8
Engineering notation
1.21574138 × 10^6
Prime Factorization
2 × 7 × 1213 × 7159
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121574138
Product of the distinct prime numbers
The prime factorization of 121574138 is 2 × 7 × 1213 × 7159.
Since it has a total of 4 prime factors.
8 , 2 , 29 , 72 , 830 , 914 , 5483 , 909 , 5576 , 1339 , 631816 , 915137 , 8494796 , 715819 , 9049342 , 69599597 , 442651321 , 264600324 , 7668426605 , 9900892695
n×2
243148276
n×3
364722414
n×4
486296552
n×5
607870690
n÷2
60787069
n÷3
40524712.666667
n÷3
30393534.5
n÷5
24314827.6
n2
14780271030443044
n3
1.7968987099325E+24
n4
2.1845641173335E+32
n5
2.6558649947056E+40
2 √n
11026.066297642
3 √n
495.38980688487
4 √n
105.00507748505
5 √n
41.39693998903
1 , 2 , 7 , 14 , 1213 , 2426 , 7159 , 8491 , 14318 , 16982 , 50113 , 100226 , 8683867 , 17367734 , 60787069 , 121574138
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121574137
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121574138 can be divided by 16 positive divisors.
The sum of these divisors (counting 121574138) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111110001001011111010
3
Ternary
22110202121100212
4
Quaternary
13033301023322
5
Quinary
222110333023
6
Senary
20021431122
8
Octal
717611372
10
Decimal
121574138
12
Duodecimal
3486b4a2
16
Hexadecimal
73f12fa
20
Vigesimal
1hjgf6i
36
Base36
20dr7e
md5
247e41b9dec40e0317342d9af5af0e9a
sha1
ca4f474f56eb7a263f480f868fde6660303f47e5
sha256
e55f19bd9195500d8defcb89f62b952546fa1403178da20031bfdda80dc50bc4
sha512
e45270b7261cb9367a473a2a58047c150bf09742e9ed31485f9b36209e5764c634c61bfa3aa98eb7a6fc2f66d47167e3c240d1ed69fe00290a565e041c9439d0
ripemd-160
2eaa4f4306cdc957101ec3abb41cb62344bae229
Diameter
243148276
Circumference
763872837.61462
Area
4.6433590887306E+16
Volume
7.5268317151585E+24
Surface area
1.8573436354922E+17
Circumference
763872837.61462
Perimeter
486296552
Area
14780271030443044
Diagonal
171931794.79342
Surface area
88681626182658264
Volume
1.7968987099325E+24
Space diagonal
210572583.90239
Perimeter
364722414
Area
6.4000450935914E+15
Altitude
105286291.9512
Surface area
6.4000450935914E+15
Volume
2.1176654381644E+23
Height
57310598.264473