142491618 is an even 9-digits composite number following 142491617
and preceding 142491619 . In scientific notation, it is written as 1.42491618 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 47460600 positive integers (up to 142491618) that are relatively prime to 142491618.
142491618 has 24 divisors, whose sum is 308969856
The reverse of 142491618 is 816194241
Previous prime number is 1871
Is Prime? no Number parity even Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred forty-two million four hundred ninety-one thousand six hundred eighteen
Scientific notation
1.42491618 × 10^8
Engineering notation
1.42491618 × 10^6
Prime Factorization
2 × 3 × 3 × 1871 × 4231
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
47497206 Product of the distinct prime numbers
The prime factorization of 142491618 is 2 × 3 × 3 × 1871 × 4231.
Since it has a total of 5 prime factors.
5 , 10 , 29 , 39 , 771 , 167 , 3196 , 364 , 70595 , 70883 , 335752 , 978994 , 3165153 , 2598812 , 38122200 , 82922603 , 765153955 , 49829762 , 9258632739 , 1205547595
n×2
284983236
n×3
427474854
n×4
569966472
n×5
712458090
n÷2
71245809
n÷3
47497206
n÷3
35622904.5
n÷5
28498323.6
n2
20303861200257924
n3
2.8931300340722E+24
n4
4.1224677963934E+32
n5
5.8741710646099E+40
2 √n11936.985297804
3 √n522.31172203445
4 √n109.25651146639
5 √n42.732456931207
1 , 2 , 3 , 6 , 9 , 18 , 1871 , 3742 , 4231 , 5613 , 8462 , 11226 , 12693 , 16839 , 25386 , 33678 , 38079 , 76158 , 7916201 , 15832402 , 23748603 , 47497206 , 71245809 , 142491618
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-142491617 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 142491618 can be divided by 24 positive divisors.
The sum of these divisors (counting 142491618) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000011111100011111111100010
3
Ternary
100221010022202100
4
Quaternary
20133203333202
5
Quinary
242434212433
6
Senary
22050031230
8
Octal
1037437742
10
Decimal
142491618
12
Duodecimal
3b878516
16
Hexadecimal
87e3fe2
20
Vigesimal
24ab90i
36
Base36
2cu38i
md5
10818390f46b5b6c7edf5b78b3f02f17
sha1
440393d0eabc9f06e1029fadd9a0501a2ee0eb4b
sha256
4cea462d859db1d70e2dd71a8cdefa4b9de0eb23ae50cb4f9b3e6d35b2c5888a
sha512
f0eb65e599553facd3c07b07acb8396af20cd64d143a4ea5df5f4a0329cb9209ecddffe583488df054d8aa078d85b5dfbad74792f76d74f6062a9b4317bf1de0
ripemd-160
425d9eb4f985777705e6729b15d109fa3d4c474e
Diameter
284983236
Circumference
895301240.61385
Area
6.3786461186237E+16
Volume
1.2118714747895E+25
Surface area
2.5514584474495E+17
Circumference
895301240.61385
Perimeter
569966472
Area
20303861200257924
Diagonal
201513578.70009
Surface area
121823167201547544
Volume
2.8931300340722E+24
Space diagonal
246802722.0287
Perimeter
427474854
Area
8.7918297971683E+15
Altitude
123401361.01435
Surface area
8.7918297971683E+15
Volume
3.4095864432448E+23
Height
67171192.900029