142970 is an even 6-digits composite number following 142969
and preceding 142971 . In scientific notation, it is written as 1.42970 × 10^5.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 51968 positive integers (up to 142970) that are relatively prime to 142970.
142970 has 12 divisors, whose sum is 224718
The reverse of 142970 is 079241
Previous prime number is 29
Is Prime? no
Number parity even
Number length 6
Sum of Digits 23
Digital Root 5
Name
one hundred forty-two thousand nine hundred seventy
Scientific notation
1.42970 × 10^5
Engineering notation
1.42970 × 10^3
Prime Factorization
2 × 85 × 29 × 29
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4930
Product of the distinct prime numbers
The prime factorization of 142970 is 2 × 85 × 29 × 29.
Since it has a total of 4 prime factors.
8 , 4 , 83 , 34 , 225 , 750 , 7363 , 4080 , 70370 , 7239 , 655305 , 468012 , 1711075 , 2432090 , 28266901 , 87745186 , 70540074 , 806537024 , 956655624 , 1061506870
n×2
285940
n×3
428910
n×4
571880
n×5
714850
n÷2
71485
n÷3
47656.666666667
n÷3
35742.5
n÷5
28594
n2
20440420900
n3
2922366976073000
n4
4.1781080656916E+20
n5
5.9734411015192E+25
2 √n
378.11373950175
3 √n
52.289558193601
4 √n
19.445146939577
5 √n
10.741105528574
1 , 2 , 29 , 58 , 85 , 170 , 841 , 1682 , 2465 , 4930 , 71485 , 142970
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-142969
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 142970 can be divided by 12 positive divisors.
The sum of these divisors (counting 142970) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010111001111010
3
Ternary
21021010012
4
Quaternary
202321322
5
Quinary
14033340
6
Senary
3021522
8
Octal
427172
10
Decimal
142970
12
Duodecimal
6a8a2
16
Hexadecimal
22e7a
20
Vigesimal
hh8a
36
Base36
32be
md5
defa2bcea2515ef2450ea0bfa0f4f00f
sha1
d59bd23e6652020b9b25ace724b8fdea6125385a
sha256
606128830977a12cee79b1e15243c51a88b598df3a95b0e1a0f5ead119327162
sha512
dfc88d7a67d75f1b43c1aea7f1a5908c60a9e73eb4f6c0948ebe3160a7336442a713c607f4e5afbaac98f846c39b6f21143872d82918bd2056196b7b256d16cd
ripemd-160
5475d049c1ac0c5f8e4fce39ea72cb0cfee3c68d
Diameter
285940
Circumference
898307.00336747
Area
64215476135.723
Volume
1.2241182164166E+16
Surface area
256861904542.89
Circumference
898307.00336747
Perimeter
571880
Area
20440420900
Diagonal
202190.11301248
Surface area
122642525400
Volume
2922366976073000
Space diagonal
247631.30395812
Perimeter
428910
Area
8850961881.7232
Altitude
123815.65197906
Surface area
8850961881.7232
Volume
3.4440425098281E+14
Height
67396.704337494