157888972 is an even 9-digits composite number following 157888971
and preceding 157888973 . In scientific notation, it is written as 1.57888972 × 10^8.
The sum of its digits is 55. It has a total of 4 prime factors and 12 positive divisors.
There are 78459840 positive integers (up to 157888972) that are relatively prime to 157888972.
157888972 has 12 divisors, whose sum is 278001976
The reverse of 157888972 is 279888751
Previous prime number is 163
Is Prime? no
Number parity even
Number length 9
Sum of Digits 55
Digital Root 1
Name
one hundred fifty-seven million eight hundred eighty-eight thousand nine hundred seventy-two
Scientific notation
1.57888972 × 10^8
Engineering notation
1.57888972 × 10^6
Prime Factorization
2 × 2 × 163 × 242161
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78944486
Product of the distinct prime numbers
The prime factorization of 157888972 is 2 × 2 × 163 × 242161.
Since it has a total of 4 prime factors.
9 , 10 , 63 , 96 , 747 , 727 , 7618 , 3058 , 89273 , 4503 , 140790 , 193414 , 7720303 , 3641920 , 48011011 , 47743821 , 615092783 , 821989579 , 8935118905 , 3621044063
n×2
315777944
n×3
473666916
n×4
631555888
n×5
789444860
n÷2
78944486
n÷3
52629657.333333
n÷3
39472243
n÷5
31577794.4
n2
24928927479216784
n3
3.9360027327561E+24
n4
6.2145142526405E+32
n5
9.8120326682876E+40
2 √n
12565.387857126
3 √n
540.48535695021
4 √n
112.09544084005
5 √n
43.618463130878
1 , 2 , 4 , 163 , 326 , 652 , 242161 , 484322 , 968644 , 39472243 , 78944486 , 157888972
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
-157888971
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 157888972 can be divided by 12 positive divisors.
The sum of these divisors (counting 157888972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011010010011000111001100
3
Ternary
102000002120221201
4
Quaternary
21122103013030
5
Quinary
310404421342
6
Senary
23400035244
8
Octal
1132230714
10
Decimal
157888972
12
Duodecimal
44a62b24
16
Hexadecimal
96931cc
20
Vigesimal
296g28c
36
Base36
2m03ws
md5
7fabb1f95aab143bb9476c20942865f2
sha1
7dc301285ba8fab3540621dd220dabd840bd04d4
sha256
015b370e18952eba5defaca7ccf6b6fea713bdbcb211310dc24274f3745fec90
sha512
6a74d8168913fe75598a7ab2fa23d8b34408eba451b56c81daed06b41bff2d1ffc6ac4f6824ecffe8747a0f287e0717fdff1c589e38dcc618da4e0fecee23aeb
ripemd-160
1112a7d64efc39fa98d8a866a0b682202fcdf56c
Diameter
315777944
Circumference
992045669.03609
Area
7.831653543058E+16
Volume
1.6487089692981E+25
Surface area
3.1326614172232E+17
Circumference
992045669.03609
Perimeter
631555888
Area
24928927479216784
Diagonal
223288725.55155
Surface area
149573564875300704
Volume
3.9360027327561E+24
Space diagonal
273471721.45882
Perimeter
473666916
Area
1.0794542243051E+16
Altitude
136735860.72941
Surface area
1.0794542243051E+16
Volume
4.6386237051677E+23
Height
74429575.183849