157420515 is an odd 9-digits composite number following 157420514
and preceding 157420516 . In scientific notation, it is written as 1.57420515 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 71963616 positive integers (up to 157420515) that are relatively prime to 157420515.
157420515 has 16 divisors, whose sum is 287854848
The reverse of 157420515 is 515024751
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred fifty-seven million four hundred twenty thousand five hundred fifteen
Scientific notation
1.57420515 × 10^8
Engineering notation
1.57420515 × 10^6
Prime Factorization
3 × 7 × 5 × 1499243
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157420515
Product of the distinct prime numbers
The prime factorization of 157420515 is 3 × 7 × 5 × 1499243.
Since it has a total of 4 prime factors.
8 , 1 , 62 , 57 , 109 , 293 , 6290 , 4112 , 4313 , 49462 , 816479 , 605200 , 7216733 , 1552284 , 56439799 , 17536628 , 827482247 , 337134454 , 1683968331 , 8405863609
n×2
314841030
n×3
472261545
n×4
629682060
n×5
787102575
n÷2
78710257.5
n÷3
52473505
n÷3
39355128.75
n÷5
31484103
n2
24781218542865225
n3
3.9010721853454E+24
n4
6.1410879246925E+32
n5
9.6673322376537E+40
2 √n
12546.733240171
3 √n
539.95028691869
4 √n
112.01220130044
5 √n
43.592549138615
1 , 3 , 5 , 7 , 15 , 21 , 35 , 105 , 1499243 , 4497729 , 7496215 , 10494701 , 22488645 , 31484103 , 52473505 , 157420515
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
-157420514
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 157420515 can be divided by 16 positive divisors.
The sum of these divisors (counting 157420515) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011000100000101111100011
3
Ternary
101222012210100110
4
Quaternary
21120200233203
5
Quinary
310244424030
6
Senary
23342022403
8
Octal
1130405743
10
Decimal
157420515
12
Duodecimal
44877a03
16
Hexadecimal
9620be3
20
Vigesimal
293hb5f
36
Base36
2lq2g3
md5
c343e80787259deb68954d7026b592fb
sha1
ec2ba3286c29cda46c2afb8e125de6a6e1f82b71
sha256
8e92d72160fffceab05fb1a5c4340d13bb3f1b13dd686787df592a46553028d7
sha512
2b5140409b0281e139ae1786bb38361c1903b7f66b8f96ffbc2fc0a5d806897fd8c813957d916bc2a7362bac7eb9fd4882539a503b4e805324113fdf59aac853
ripemd-160
157436d48327d81846e595069c06718c97b2ea2a
Diameter
314841030
Circumference
989102266.89664
Area
7.7852494121269E+16
Volume
1.6340772958139E+25
Surface area
3.1140997648507E+17
Circumference
989102266.89664
Perimeter
629682060
Area
24781218542865225
Diagonal
222626227.30876
Surface area
148687311257191350
Volume
3.9010721853454E+24
Space diagonal
272660330.13366
Perimeter
472261545
Area
1.0730582397428E+16
Altitude
136330165.06683
Surface area
1.0730582397428E+16
Volume
4.5974576602599E+23
Height
74208742.436252