157445290 is an even 9-digits composite number following 157445289
and preceding 157445291 . In scientific notation, it is written as 1.57445290 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 62918800 positive integers (up to 157445290) that are relatively prime to 157445290.
157445290 has 16 divisors, whose sum is 283668480
The reverse of 157445290 is 092544751
Previous prime number is 1151
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred fifty-seven million four hundred forty-five thousand two hundred ninety
Scientific notation
1.57445290 × 10^8
Engineering notation
1.57445290 × 10^6
Prime Factorization
2 × 5 × 1151 × 13679
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157445290
Product of the distinct prime numbers
The prime factorization of 157445290 is 2 × 5 × 1151 × 13679.
Since it has a total of 4 prime factors.
3 , 6 , 79 , 37 , 636 , 221 , 6485 , 7251 , 98519 , 61942 , 931555 , 317400 , 7051080 , 25961 , 822330 , 1242983 , 383145996 , 228123916 , 4992478248 , 5147915366
n×2
314890580
n×3
472335870
n×4
629781160
n×5
787226450
n÷2
78722645
n÷3
52481763.333333
n÷3
39361322.5
n÷5
31489058
n2
24789019343184100
n3
3.9029143393032E+24
n4
6.1449547999676E+32
n5
9.6749419051778E+40
2 √n
12547.720510117
3 √n
539.97861140707
4 √n
112.01660818877
5 √n
43.593921180147
1 , 2 , 5 , 10 , 1151 , 2302 , 5755 , 11510 , 13679 , 27358 , 68395 , 136790 , 15744529 , 31489058 , 78722645 , 157445290
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157445289
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157445290 can be divided by 16 positive divisors.
The sum of these divisors (counting 157445290) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011000100110110010101010
3
Ternary
101222021001100001
4
Quaternary
21120212302222
5
Quinary
310301222130
6
Senary
23342333214
8
Octal
1130466252
10
Decimal
157445290
12
Duodecimal
4488a20a
16
Hexadecimal
9626caa
20
Vigesimal
2940d4a
36
Base36
2lqlka
md5
03963b50c7913d6537493530d83fd0da
sha1
ca740739a1a0ab406cc40222b56519b43c97d4ee
sha256
b01d58d6c4031f5163129d8e8ab37e45ee041ed1de7efdd5a437243d01d40387
sha512
f92665bdf68e0f3d9acbadb1398eecf2ce03478322f5ce55cda33fa73558a95c48faaaa9e79c38d9ff9a35060068441d0368f65dba116c987eebd82ee0f8652c
ripemd-160
d8f4572414eb38e0521074a2f03b3ab9320cf44b
Diameter
314890580
Circumference
989257932.81263
Area
7.7877001058242E+16
Volume
1.6348489354594E+25
Surface area
3.1150800423297E+17
Circumference
989257932.81263
Perimeter
629781160
Area
24789019343184100
Diagonal
222661264.44977
Surface area
148734116059104600
Volume
3.9029143393032E+24
Space diagonal
272703241.69242
Perimeter
472335870
Area
1.0733960243051E+16
Altitude
136351620.84621
Surface area
1.0733960243051E+16
Volume
4.5996286595192E+23
Height
74220421.483255