157480987 is an odd 9-digits composite number following 157480986
and preceding 157480988 . In scientific notation, it is written as 1.57480987 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 149192496 positive integers (up to 157480987) that are relatively prime to 157480987.
157480987 has 4 divisors, whose sum is 165769480
The reverse of 157480987 is 789084751
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred fifty-seven million four hundred eighty thousand nine hundred eighty-seven
Scientific notation
1.57480987 × 10^8
Engineering notation
1.57480987 × 10^6
Prime Factorization
19 × 8288473
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157480987
Product of the distinct prime numbers
The prime factorization of 157480987 is 19 × 8288473.
Since it has a total of 2 prime factors.
8 , 3 , 45 , 50 , 38 , 840 , 7701 , 8542 , 54634 , 16043 , 575191 , 795794 , 7920201 , 1039506 , 95404876 , 48965375 , 667208207 , 956770596 , 6767562252 , 1700098351
n×2
314961974
n×3
472442961
n×4
629923948
n×5
787404935
n÷2
78740493.5
n÷3
52493662.333333
n÷3
39370246.75
n÷5
31496197.4
n2
24800261266494169
n3
3.9055696221054E+24
n4
6.1505295888637E+32
n5
9.6859147022696E+40
2 √n
12549.142879097
3 √n
540.01941745449
4 √n
112.02295692891
5 √n
43.595897779248
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
-157480986
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 157480987 can be divided by 4 positive divisors.
The sum of these divisors (counting 157480987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000101111100000011011
3
Ternary
101222022212022011
4
Quaternary
21120233200123
5
Quinary
310303342422
6
Senary
23343210351
8
Octal
1130574033
10
Decimal
157480987
12
Duodecimal
448a69b7
16
Hexadecimal
962f81b
20
Vigesimal
2945297
36
Base36
2lrd3v
md5
58e5e45bce55f9a5e08a662f1aed1abb
sha1
7bc1aebecd2fe2d84bbdc2e608f85e40a1c15491
sha256
16acf8ef29a6d3d08cadef5a847b06edd207897bd458f5eb65d99f0658602cc0
sha512
0046bb7a95f8d209e37f04691e222b0e9c001481aae5231b454a9e78efcefa61628acb6bd8391041462342e18eddb1616a9a6b55f6da24672fa0cb8364cf1e64
ripemd-160
e37b2e771036945a3c04062e1253f41d44b03c94
Diameter
314961974
Circumference
989482223.67854
Area
7.7912318601926E+16
Volume
1.6359611777186E+25
Surface area
3.116492744077E+17
Circumference
989482223.67854
Perimeter
629923948
Area
24800261266494169
Diagonal
222711747.6313
Surface area
148801567598965014
Volume
3.9055696221054E+24
Space diagonal
272765070.71009
Perimeter
472442961
Area
1.0738828138638E+16
Altitude
136382535.35505
Surface area
1.0738828138638E+16
Volume
4.6027579403115E+23
Height
74237249.210434