61689946 is an even 8-digits composite number following 61689945
and preceding 61689947 . In scientific notation, it is written as 6.1689946 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 30844972 positive integers (up to 61689946) that are relatively prime to 61689946.
61689946 has 4 divisors, whose sum is 92534922
The reverse of 61689946 is 64998616
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-one million six hundred eighty-nine thousand nine hundred forty-six
Scientific notation
6.1689946 × 10^7
Engineering notation
6.1689946 × 10^6
Prime Factorization
2 × 30844973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61689946
Product of the distinct prime numbers
The prime factorization of 61689946 is 2 × 30844973.
Since it has a total of 2 prime factors.
6 , 9 , 63 , 10 , 968 , 628 , 3502 , 6612 , 16960 , 68441 , 589618 , 384973 , 3010728 , 8552170 , 59173593 , 97462240 , 660418401 , 884096628 , 9479181142 , 1060857802
n×2
123379892
n×3
185069838
n×4
246759784
n×5
308449730
n÷2
30844973
n÷3
20563315.333333
n÷3
15422486.5
n÷5
12337989.2
n2
3805649437482916
n3
2.3477030829325E+23
n4
1.4482967641014E+31
n5
8.934534916939E+38
2 √n
7854.2947487346
3 √n
395.12829459676
4 √n
88.62445908853
5 √n
36.144554649931
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61689945
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61689946 can be divided by 4 positive divisors.
The sum of these divisors (counting 61689946) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101011010101000001011010
3
Ternary
11022002011200211
4
Quaternary
3223111001122
5
Quinary
111243034241
6
Senary
10042121334
8
Octal
353250132
10
Decimal
61689946
12
Duodecimal
187b024a
16
Hexadecimal
3ad505a
20
Vigesimal
j5b4h6
36
Base36
10q89m
md5
a74fccdd21be9df79a4c623b175b2b8e
sha1
1bcb2625e2e21936b8424f8709408a788e5336e3
sha256
4f1d9a59125230e627587f12760da9b465dadb470a157aaf486243f7a1d6fef1
sha512
d981735e7f9ae9989932e0c4a86b0cff2fda06ca67ed1a66c60c56ae7df8dfbc517e75e63f2356cd4622b45185c1c46374521deb00876ac0b22bdcada55213cc
ripemd-160
a00067eaac3694e660f846d1747766e9a0457ad9
Diameter
123379892
Circumference
387609362.3079
Area
1.1955800314934E+16
Volume
9.8340356775345E+23
Surface area
4.7823201259738E+16
Circumference
387609362.3079
Perimeter
246759784
Area
3805649437482916
Diagonal
87242758.295264
Surface area
22833896624897496
Volume
2.3477030829325E+23
Space diagonal
106850120.78818
Perimeter
185069838
Area
1.6478945453791E+15
Altitude
53425060.39409
Surface area
1.6478945453791E+15
Volume
2.7667946169236E+22
Height
29080919.431755