145220492 is an even 9-digits composite number following 145220491
and preceding 145220493 . In scientific notation, it is written as 1.45220492 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 70267920 positive integers (up to 145220492) that are relatively prime to 145220492.
145220492 has 12 divisors, whose sum is 262334016
The reverse of 145220492 is 294022541
Previous prime number is 31
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred forty-five million two hundred twenty thousand four hundred ninety-two
Scientific notation
1.45220492 × 10^8
Engineering notation
1.45220492 × 10^6
Prime Factorization
2 × 2 × 31 × 1171133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72610246
Product of the distinct prime numbers
The prime factorization of 145220492 is 2 × 2 × 31 × 1171133.
Since it has a total of 4 prime factors.
3 , 10 , 30 , 36 , 767 , 811 , 6313 , 840 , 26008 , 93788 , 311149 , 652311 , 716091 , 3633771 , 13531533 , 69437501 , 908671548 , 388452152 , 4560359964 , 9476457930
n×2
290440984
n×3
435661476
n×4
580881968
n×5
726102460
n÷2
72610246
n÷3
48406830.666667
n÷3
36305123
n÷5
29044098.4
n2
21088991296722064
n3
3.0625536918937E+24
n4
4.4474555391322E+32
n5
6.458616815409E+40
2 √n
12050.746532892
3 √n
525.62494528105
4 √n
109.77589231198
5 √n
42.894892202848
1 , 2 , 4 , 31 , 62 , 124 , 1171133 , 2342266 , 4684532 , 36305123 , 72610246 , 145220492
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
-145220491
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 145220492 can be divided by 12 positive divisors.
The sum of these divisors (counting 145220492) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000101001111110001110001100
3
Ternary
101010020222001202
4
Quaternary
20221332032030
5
Quinary
244134023432
6
Senary
22224325032
8
Octal
1051761614
10
Decimal
145220492
12
Duodecimal
40773778
16
Hexadecimal
8a7e38c
20
Vigesimal
257cb4c
36
Base36
2egkuk
md5
e21ceceec4e044f3d2c5938d2c986125
sha1
3a567a82ff2d5c9207e521034bcf8ee79e0e19ce
sha256
d1e774b8594653b9d5ad4a8aa5faf2e744b8756ed99694bc380090a506b94454
sha512
0fde402233b443e0f1d4d0451c62746264f419d511befe5b5fc264cdc39ee31a252b2977a3208475dec55f996b28418bc759a86926a8b8327a0c73b03e939963
ripemd-160
864a026a8efd37db7da031058bbba3d4af7f9634
Diameter
290440984
Circumference
912447261.63579
Area
6.6253020129401E+16
Volume
1.2828394906237E+25
Surface area
2.650120805176E+17
Circumference
912447261.63579
Perimeter
580881968
Area
21088991296722064
Diagonal
205372789.32089
Surface area
126533947780332384
Volume
3.0625536918937E+24
Space diagonal
251529270.44415
Perimeter
435661476
Area
9.1318011015751E+15
Altitude
125764635.22207
Surface area
9.1318011015751E+15
Volume
3.6092541388099E+23
Height
68457596.440298