157456321 is an odd 9-digits composite number following 157456320
and preceding 157456322 . In scientific notation, it is written as 1.57456321 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 136913480 positive integers (up to 157456321) that are relatively prime to 157456321.
157456321 has 12 divisors, whose sum is 179570160
The reverse of 157456321 is 123654751
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-seven million four hundred fifty-six thousand three hundred twenty-one
Scientific notation
1.57456321 × 10^8
Engineering notation
1.57456321 × 10^6
Prime Factorization
23 × 11 × 23 × 27059
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6845927
Product of the distinct prime numbers
The prime factorization of 157456321 is 23 × 11 × 23 × 27059.
Since it has a total of 4 prime factors.
5 , 3 , 66 , 44 , 931 , 152 , 1494 , 5823 , 7247 , 60406 , 923868 , 654579 , 9843901 , 8424621 , 40826280 , 5990981 , 652293130 , 911438343 , 5976044114 , 3274091675
n×2
314912642
n×3
472368963
n×4
629825284
n×5
787281605
n÷2
78728160.5
n÷3
52485440.333333
n÷3
39364080.25
n÷5
31491264.2
n2
24792493022855041
n3
3.9037347397969E+24
n4
6.1466771028832E+32
n5
9.6783316299492E+40
2 √n
12548.160064328
3 √n
539.9912218509
4 √n
112.01857017624
5 √n
43.59453202226
1 , 11 , 23 , 253 , 529 , 5819 , 27059 , 297649 , 622357 , 6845927 , 14314211 , 157456321
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
-157456320
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 157456321 can be divided by 12 positive divisors.
The sum of these divisors (counting 157456321) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011000101001011111000001
3
Ternary
101222021121110121
4
Quaternary
21120221133001
5
Quinary
310302100241
6
Senary
23342500241
8
Octal
1130513701
10
Decimal
157456321
12
Duodecimal
44894681
16
Hexadecimal
96297c1
20
Vigesimal
29420g1
36
Base36
2lqu2p
md5
842719a736973c9eef53807a504585a0
sha1
d2ba2487918d2b467c3fc31410ac27230527d98f
sha256
f21c84c9412ebb3f6796e8697cccf8aa1c4fd86f702ded52860eb86781ce5711
sha512
2dd705956cb059e232fc7dfac5d456e01903ec66adc4ce2ddc96fb72c12d26dac3f73d2af46cc89543e40ab7b81eaf04d28f70509f717cd96668e04254fbfbc5
ripemd-160
fe6afdaf6af17163e1082dfed4e06b4c899de6a7
Diameter
314912642
Circumference
989327242.62975
Area
7.7887913944778E+16
Volume
1.6351925840146E+25
Surface area
3.1155165577911E+17
Circumference
989327242.62975
Perimeter
629825284
Area
24792493022855041
Diagonal
222676864.63957
Surface area
148754958137130246
Volume
3.9037347397969E+24
Space diagonal
272722347.94487
Perimeter
472368963
Area
1.073546439047E+16
Altitude
136361173.97244
Surface area
1.073546439047E+16
Volume
4.6005955107732E+23
Height
74225621.546524