157091 is an odd 6-digits composite number following 157090
and preceding 157092 . In scientific notation, it is written as 1.57091 × 10^5.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 142800 positive integers (up to 157091) that are relatively prime to 157091.
157091 has 4 divisors, whose sum is 171384
The reverse of 157091 is 190751
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 23
Digital Root 5
Name
one hundred fifty-seven thousand ninety-one
Scientific notation
1.57091 × 10^5
Engineering notation
1.57091 × 10^3
Prime Factorization
11 × 14281
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157091
Product of the distinct prime numbers
The prime factorization of 157091 is 11 × 14281.
Since it has a total of 2 prime factors.
5 , 2 , 5 , 57 , 355 , 324 , 5733 , 3232 , 24698 , 19796 , 855014 , 466819 , 7543125 , 2762269 , 25239037 , 16783054 , 239120540 , 694596092 , 2888624227 , 3610051794
n×2
314182
n×3
471273
n×4
628364
n×5
785455
n÷2
78545.5
n÷3
52363.666666667
n÷3
39272.75
n÷5
31418.2
n2
24677582281
n3
3876626078104571
n4
6.0898306723553E+20
n5
9.5665759015096E+25
2 √n
396.3470701292
3 √n
53.957327971144
4 √n
19.908467297339
5 √n
10.945365305053
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
-157090
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 157091 can be divided by 4 positive divisors.
The sum of these divisors (counting 157091) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110010110100011
3
Ternary
21222111012
4
Quaternary
212112203
5
Quinary
20011331
6
Senary
3211135
8
Octal
462643
10
Decimal
157091
12
Duodecimal
76aab
16
Hexadecimal
265a3
20
Vigesimal
jceb
36
Base36
3d7n
md5
6569d6c511033c715b751e3150d77920
sha1
9761ff48f69df0bbbe8218817349836ce6f7891a
sha256
fa3e03b79bce1910bb8e4feff8f460638dc8b73f4740ecb09edff7dbc2d491f9
sha512
263e0ee638f19d4fa1749e6a8ae82cbeec9f61ee34bb960e646db64daa5cb5af1d3b27160d6ee4591c5c47680fc748517ace83cb42740bec17e64e930fdd8925
ripemd-160
37e5707228a297a50d0311488db03f8f64f096c2
Diameter
314182
Circumference
987031.86309015
Area
77526911202.347
Volume
1.6238373343584E+16
Surface area
310107644809.39
Circumference
987031.86309015
Perimeter
628364
Area
24677582281
Diagonal
222160.22272675
Surface area
148065493686
Volume
3876626078104571
Space diagonal
272089.5934118
Perimeter
471273
Area
10685706579.663
Altitude
136044.7967059
Surface area
10685706579.663
Volume
4.5686476465873E+14
Height
74053.407575584