122945143 is an odd 9-digits composite number following 122945142
and preceding 122945144 . In scientific notation, it is written as 1.22945143 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 111409848 positive integers (up to 122945143) that are relatively prime to 122945143.
122945143 has 8 divisors, whose sum is 135043200
The reverse of 122945143 is 341549221
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-two million nine hundred forty-five thousand one hundred forty-three
Scientific notation
1.22945143 × 10^8
Engineering notation
1.22945143 × 10^6
Prime Factorization
23 × 19 × 281339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
122945143
Product of the distinct prime numbers
The prime factorization of 122945143 is 23 × 19 × 281339.
Since it has a total of 3 prime factors.
5 , 8 , 80 , 39 , 942 , 197 , 9560 , 6666 , 84625 , 56703 , 775438 , 414490 , 2989673 , 4882085 , 87523587 , 87424892 , 862421302 , 939805798 , 1720549495 , 4386217181
n×2
245890286
n×3
368835429
n×4
491780572
n×5
614725715
n÷2
61472571.5
n÷3
40981714.333333
n÷3
30736285.75
n÷5
24589028.6
n2
15115508187290449
n3
1.8583783156041E+24
n4
2.2847858776004E+32
n5
2.8090332644597E+40
2 √n
11088.06308604
3 √n
497.24503892513
4 √n
105.29987220334
5 √n
41.489889223997
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-122945142
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 122945143 can be divided by 8 positive divisors.
The sum of these divisors (counting 122945143) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010100111111111001110111
3
Ternary
22120100021000211
4
Quaternary
13110333321313
5
Quinary
222433221033
6
Senary
20111050251
8
Octal
724777167
10
Decimal
122945143
12
Duodecimal
35210987
16
Hexadecimal
753fe77
20
Vigesimal
1i882h3
36
Base36
21752v
md5
14d17767d8cf228eabac86ff5b9aca7b
sha1
b68db01638d7d4fdb9ce9f853012fcf09baa0f40
sha256
f4c72ff0f63b074e83074a1a104515ec63d55078daf6476490f98526d94b6907
sha512
328319e8de04d532fc84f0338553fcb011ed8a2c887f609e103f93fd48ef9dffefe9e6b586037f2790a137b13f45d5a85b0cbad292c05b381c5c3da2878a92a9
ripemd-160
f0acccbb5123eca0d7be6d3c9139d86fc3f53392
Diameter
245890286
Circumference
772487116.08669
Area
4.7486769476468E+16
Volume
7.7843568851899E+24
Surface area
1.8994707790587E+17
Circumference
772487116.08669
Perimeter
491780572
Area
15115508187290449
Diagonal
173870688.6585
Surface area
90693049123742694
Volume
1.8583783156041E+24
Space diagonal
212947234.21982
Perimeter
368835429
Area
6.5452070406526E+15
Altitude
106473617.10991
Surface area
6.5452070406526E+15
Volume
2.1901198482895E+23
Height
57956896.2195