15121189 is an odd 8-digits composite number following 15121188
and preceding 15121190 . In scientific notation, it is written as 1.5121189 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors.
There are 14128928 positive integers (up to 15121189) that are relatively prime to 15121189.
15121189 has 12 divisors, whose sum is 16150176
The reverse of 15121189 is 98112151
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifteen million one hundred twenty-one thousand one hundred eighty-nine
Scientific notation
1.5121189 × 10^7
Engineering notation
1.5121189 × 10^6
Prime Factorization
23 × 83 × 89 × 89
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
169901
Product of the distinct prime numbers
The prime factorization of 15121189 is 23 × 83 × 89 × 89.
Since it has a total of 4 prime factors.
8 , 3 , 8 , 12 , 180 , 469 , 1604 , 2503 , 56433 , 78994 , 14230 , 975728 , 2028835 , 9045625 , 31286863 , 61163498 , 154633578 , 13334175 , 3348529631 , 1074477195
n×2
30242378
n×3
45363567
n×4
60484756
n×5
75605945
n÷2
7560594.5
n÷3
5040396.3333333
n÷3
3780297.25
n÷5
3024237.8
n2
228650356773721
n3
3.4574652596929E+21
n4
5.228098565275E+28
n5
7.9055066516152E+35
2 √n
3888.5973049417
3 √n
247.28359957552
4 √n
62.358618529773
5 √n
27.28457468473
1 , 23 , 83 , 89 , 1909 , 2047 , 7387 , 7921 , 169901 , 182183 , 657443 , 15121189
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15121188
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15121189 can be divided by 12 positive divisors.
The sum of these divisors (counting 15121189) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111001101011101100100101
3
Ternary
1001110020101001
4
Quaternary
321223230211
5
Quinary
12332334224
6
Senary
1300033301
8
Octal
71535445
10
Decimal
15121189
12
Duodecimal
5092831
16
Hexadecimal
e6bb25
20
Vigesimal
4ea2j9
36
Base36
903l1
md5
1d89ff8b373ec4633aff0ec5bf0e7f4f
sha1
5749877c25bcc32a6a41f084e75dbdb8fb8cd45e
sha256
0e9707b46eeaa53dd03d52df85900319e7d2a159198e6b06ddbb779c1f9244be
sha512
1f9d43b84d006c0bd7494b026f6a7320c2fa9fb6e06f6e511e94415f6452cb46ada5fb750b15db1a7225d264f4b09e5f01d9b983b8d990f2e1fdacc70d7b4fb8
ripemd-160
954276c0eba18e15b6fd040cfeacfe845b358dfa
Diameter
30242378
Circumference
95009232.551886
Area
7.1832628108101E+14
Volume
1.4482596613191E+22
Surface area
2.873305124324E+15
Circumference
95009232.551886
Perimeter
60484756
Area
228650356773721
Diagonal
21384590.563007
Surface area
1371902140642326
Volume
3.4574652596929E+21
Space diagonal
26190667.618852
Perimeter
45363567
Area
99008508775209
Altitude
13095333.809426
Surface area
99008508775209
Volume
4.0746618847429E+20
Height
7128196.8543356