1142145 is an odd 7-digits composite number following 1142144
and preceding 1142146 . In scientific notation, it is written as 1.142145 × 10^6.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 572928 positive integers (up to 1142145) that are relatively prime to 1142145.
1142145 has 16 divisors, whose sum is 1613520
The reverse of 1142145 is 5412411
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 18
Digital Root 9
Name
one million one hundred forty-two thousand one hundred forty-five
Scientific notation
1.142145 × 10^6
Engineering notation
1.142145 × 10^6
Prime Factorization
9 × 5 × 17 × 1493
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1142145
Product of the distinct prime numbers
The prime factorization of 1142145 is 9 × 5 × 17 × 1493.
Since it has a total of 4 prime factors.
6 , 7 , 94 , 10 , 573 , 55 , 3062 , 551 , 49305 , 386 , 776410 , 880017 , 7499902 , 8282888 , 54143010 , 56142714 , 606098760 , 876953570 , 5481209968 , 4745761553
n×2
2284290
n×3
3426435
n×4
4568580
n×5
5710725
n÷2
571072.5
n÷3
380715
n÷3
285536.25
n÷5
228429
n2
1304495201025
n3
1489922671374698625
n4
1.7017077294973E+24
n5
1.9435969747066E+30
2 √n
1068.7118414241
3 √n
104.52987096587
4 √n
32.691158459499
5 √n
16.275871357181
1 , 5 , 9 , 17 , 45 , 85 , 153 , 765 , 1493 , 7465 , 13437 , 25381 , 67185 , 126905 , 228429 , 1142145
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
-1142144
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 1142145 can be divided by 16 positive divisors.
The sum of these divisors (counting 1142145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010110110110000001
3
Ternary
2011000201200
4
Quaternary
10112312001
5
Quinary
243022040
6
Senary
40251413
8
Octal
4266601
10
Decimal
1142145
12
Duodecimal
470b69
16
Hexadecimal
116d81
20
Vigesimal
72f75
36
Base36
oha9
md5
b60fa510034dd17759145bf9312ce477
sha1
5ed19b4dd199978ad2132f661478bd748abd645c
sha256
43e42172fd66f7bfd97215a95aa57768541fd1339b2b93a52eeb4851a5314a31
sha512
f789a3e81f6d4d3a65fb03d7d8286a92570e0927ef29e40f767706bed3fc2959e5be1b3e1360fb122d6d6cd5044c0d0e81a0f4f9ad264659b9aebf11aa9bdef3
ripemd-160
1f704c948f64c9b2b940d9c9d908b02bd17aad20
Diameter
2284290
Circumference
7176308.6826686
Area
4098192540183.3
Volume
6.2409734917435E+18
Surface area
16392770160733
Circumference
7176308.6826686
Perimeter
4568580
Area
1304495201025
Diagonal
1615236.9491966
Surface area
7826971206150
Volume
1489922671374698625
Space diagonal
1978253.1696108
Perimeter
3426435
Area
564862991601.27
Altitude
989126.58480538
Surface area
564862991601.27
Volume
1.7558907072877E+17
Height
538412.31639887