152391421 is an odd 9-digits composite number following 152391420
and preceding 152391422 . In scientific notation, it is written as 1.52391421 × 10^8.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 120572928 positive integers (up to 152391421) that are relatively prime to 152391421.
152391421 has 8 divisors, whose sum is 176076224
The reverse of 152391421 is 124193251
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred fifty-two million three hundred ninety-one thousand four hundred twenty-one
Scientific notation
1.52391421 × 10^8
Engineering notation
1.52391421 × 10^6
Prime Factorization
91 × 7 × 239233
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
152391421
Product of the distinct prime numbers
The prime factorization of 152391421 is 91 × 7 × 239233.
Since it has a total of 3 prime factors.
8 , 2 , 22 , 30 , 45 , 74 , 4087 , 4697 , 76889 , 79989 , 409129 , 483974 , 5458264 , 5772099 , 58212391 , 49665096 , 508126879 , 48737818 , 1233108920 , 4233934018
n×2
304782842
n×3
457174263
n×4
609565684
n×5
761957105
n÷2
76195710.5
n÷3
50797140.333333
n÷3
38097855.25
n÷5
30478284.2
n2
23223145194399241
n3
3.5390080962638E+24
n4
5.3931447272015E+32
n5
8.2186898863689E+40
2 √n
12344.692017219
3 √n
534.13803727597
4 √n
111.10666954427
5 √n
43.310390925176
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
-152391420
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 152391421 can be divided by 8 positive divisors.
The sum of these divisors (counting 152391421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000101010100111011111101
3
Ternary
101121202021201201
4
Quaternary
21011110323331
5
Quinary
303003011141
6
Senary
23042135501
8
Octal
1105247375
10
Decimal
152391421
12
Duodecimal
43051591
16
Hexadecimal
9154efd
20
Vigesimal
27c8ib1
36
Base36
2iq9z1
md5
5ec20ab0bcc55853ca6488ce305abde1
sha1
f370df640c4b15d3a7ddbe12f0989ea3aef390fa
sha256
b1beb84e8dbddce8e56fe95c59833865cef6ce74012b18663ea3cc1692ca7eff
sha512
40cbb8569fb797b00d73a4fcf9fbedf4db3d8b5fae9c8d22793618098a84ac3473167aa454c6269b0fb45fff7cece7a26ac4526e149e4bbb31e2b567fd0119ad
ripemd-160
632d95c754c09004cabf9859790653ddf5a9e59c
Diameter
304782842
Circumference
957503537.36742
Area
7.2957662335974E+16
Volume
1.482416244829E+25
Surface area
2.918306493439E+17
Circumference
957503537.36742
Perimeter
609565684
Area
23223145194399241
Diagonal
215514014.36751
Surface area
139338871166395446
Volume
3.5390080962638E+24
Space diagonal
263949683.80962
Perimeter
457174263
Area
1.0055916847062E+16
Altitude
131974841.90481
Surface area
1.0055916847062E+16
Volume
4.1707610392371E+23
Height
71838004.789169