152421 is an odd 6-digits composite number following 152420
and preceding 152422 . In scientific notation, it is written as 1.52421 × 10^5.
The sum of its digits is 15. It has a total of 4 prime factors and 12 positive divisors.
There are 95128 positive integers (up to 152421) that are relatively prime to 152421.
152421 has 12 divisors, whose sum is 216672
The reverse of 152421 is 124251
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 15
Digital Root 6
Name
one hundred fifty-two thousand four hundred twenty-one
Scientific notation
1.52421 × 10^5
Engineering notation
1.52421 × 10^3
Prime Factorization
3 × 47 × 47 × 23
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3243
Product of the distinct prime numbers
The prime factorization of 152421 is 3 × 47 × 47 × 23.
Since it has a total of 4 prime factors.
9 , 10 , 99 , 97 , 79 , 188 , 7369 , 402 , 29458 , 53385 , 249017 , 889325 , 5624304 , 8114214 , 68701662 , 30376487 , 226697479 , 313959648 , 7134894157 , 8948746289
n×2
304842
n×3
457263
n×4
609684
n×5
762105
n÷2
76210.5
n÷3
50807
n÷3
38105.25
n÷5
30484.2
n2
23232161241
n3
3541069248514461
n4
5.3973331592782E+20
n5
8.2266691747035E+25
2 √n
390.41132155715
3 √n
53.417259356705
4 √n
19.75882895207
5 √n
10.879500621372
1 , 3 , 23 , 47 , 69 , 141 , 1081 , 2209 , 3243 , 6627 , 50807 , 152421
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
-152420
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 152421 can be divided by 12 positive divisors.
The sum of these divisors (counting 152421) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101001101100101
3
Ternary
21202002020
4
Quaternary
211031211
5
Quinary
14334141
6
Senary
3133353
8
Octal
451545
10
Decimal
152421
12
Duodecimal
74259
16
Hexadecimal
25365
20
Vigesimal
j111
36
Base36
39lx
md5
c783cf034df91802ca65382a2d6b1879
sha1
3bc7dec587f5e574e5b6b5b6b566b03896ae67a7
sha256
6ee7004795f942bbb4330a6c7c14cfd15fd0bd57417a6ec3cf4c867c93b5c96a
sha512
bfb2f24e77d412d33c725bd4f825c17e40963cacd370cabe094d6e664bcd3e3425fb2389d0d1ca04b40add49b8c25f21f6128379a2284e696d34c6bc9b1a6896
ripemd-160
fdc377dcc341d31451719e4777e38e7f3a6e7625
Diameter
304842
Circumference
957689.38770562
Area
72985987081.739
Volume
1.4832796182648E+16
Surface area
291943948326.96
Circumference
957689.38770562
Perimeter
609684
Area
23232161241
Diagonal
215555.84539047
Surface area
139392967446
Volume
3541069248514461
Space diagonal
264000.91614046
Perimeter
457263
Area
10059820909.761
Altitude
132000.45807023
Surface area
10059820909.761
Volume
4.1731901304595E+14
Height
71851.94846349