121572189 is an odd 9-digits composite number following 121572188
and preceding 121572190 . In scientific notation, it is written as 1.21572189 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 81048120 positive integers (up to 121572189) that are relatively prime to 121572189.
121572189 has 4 divisors, whose sum is 135080220
The reverse of 121572189 is 981275121
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-one million five hundred seventy-two thousand one hundred eighty-nine
Scientific notation
1.21572189 × 10^8
Engineering notation
1.21572189 × 10^6
Prime Factorization
9 × 13508021
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121572189
Product of the distinct prime numbers
The prime factorization of 121572189 is 9 × 13508021.
Since it has a total of 2 prime factors.
3 , 1 , 53 , 63 , 295 , 643 , 4482 , 3901 , 36566 , 35816 , 12096 , 925781 , 4892397 , 9262527 , 79982438 , 95953437 , 156797947 , 276175250 , 5635078847 , 6800159766
n×2
243144378
n×3
364716567
n×4
486288756
n×5
607860945
n÷2
60786094.5
n÷3
40524063
n÷3
30393047.25
n÷5
24314437.8
n2
14779797138251721
n3
1.7968122910732E+24
n4
2.1844240344787E+32
n5
2.6556521157579E+40
2 √n
11025.977915813
3 √n
495.38715961162
4 √n
105.00465663871
5 √n
41.396807258246
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
-121572188
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 121572189 can be divided by 4 positive divisors.
The sum of these divisors (counting 121572189) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111110000101101011101
3
Ternary
22110202111200200
4
Quaternary
13033300231131
5
Quinary
222110302224
6
Senary
20021414113
8
Octal
717605535
10
Decimal
121572189
12
Duodecimal
3486a339
16
Hexadecimal
73f0b5d
20
Vigesimal
1hjga99
36
Base36
20dpp9
md5
81213bc7976ca373c13a7371a1e11e7a
sha1
72db2971210272942414d31026bd18ff0491971e
sha256
f8dc1fa4f1927b8fcf3418f58bcc82f93ac4712dcd5bcc303ddaa10152f6ae18
sha512
d1e8b0acdad6fee3f2c88f264014261dfd77443b6ec4cb109cf1bb8d3c9f0ca09689cb785674c161edb0f039d619ad9d36e626ced1eba3fce086e21657f93431
ripemd-160
0b93e41aff0bebe0eb5cc48a5116701759b1c51a
Diameter
243144378
Circumference
763860591.68646
Area
4.6432102111079E+16
Volume
7.5264697246872E+24
Surface area
1.8572840844432E+17
Circumference
763860591.68646
Perimeter
486288756
Area
14779797138251721
Diagonal
171929038.49119
Surface area
88678782829510326
Volume
1.7968122910732E+24
Space diagonal
210569208.13537
Perimeter
364716567
Area
6.3998398922533E+15
Altitude
105284604.06768
Surface area
6.3998398922533E+15
Volume
2.117563592562E+23
Height
57309679.497062