61887946 is an even 8-digits composite number following 61887945
and preceding 61887947 . In scientific notation, it is written as 6.1887946 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 30912588 positive integers (up to 61887946) that are relatively prime to 61887946.
61887946 has 8 divisors, whose sum is 92926080
The reverse of 61887946 is 64978816
Previous prime number is 1019
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-one million eight hundred eighty-seven thousand nine hundred forty-six
Scientific notation
6.1887946 × 10^7
Engineering notation
6.1887946 × 10^6
Prime Factorization
2 × 1019 × 30367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61887946
Product of the distinct prime numbers
The prime factorization of 61887946 is 2 × 1019 × 30367.
Since it has a total of 3 prime factors.
3 , 7 , 25 , 36 , 339 , 77 , 4604 , 9419 , 87963 , 6464 , 169459 , 234092 , 3971901 , 6586255 , 74683897 , 34407286 , 616051295 , 513996222 , 4689290141 , 9178223150
n×2
123775892
n×3
185663838
n×4
247551784
n×5
309439730
n÷2
30943973
n÷3
20629315.333333
n÷3
15471986.5
n÷5
12377589.2
n2
3830117860098916
n3
2.3703812729944E+23
n4
1.4669802822249E+31
n5
9.0788396489398E+38
2 √n
7866.8892200157
3 √n
395.5505776153
4 √n
88.695485905517
5 √n
36.16772682622
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
-61887945
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 61887946 can be divided by 8 positive divisors.
The sum of these divisors (counting 61887946) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101100000101010111001010
3
Ternary
11022110020022011
4
Quaternary
3230011113022
5
Quinary
111320403241
6
Senary
10050250134
8
Octal
354052712
10
Decimal
61887946
12
Duodecimal
1888694a
16
Hexadecimal
3b055ca
20
Vigesimal
j6fjh6
36
Base36
10uh1m
md5
d14b940b12497327d8b040735e8f16a0
sha1
72e75666d2042ef4454b81af87b7c633244bbd62
sha256
d2c7e11c43f2d19c0690c2e74847e5c480c224787ffe6fd4341ab59f5de8c98e
sha512
5c4066045be7568ad2d09d42466ee1e081e59759b335afa419d47d83ba19c429588a32e2d463679cbeaeb48a37232b05e91e0a87f19f968918532792eb0e4319
ripemd-160
792c3c3eb93e4da1a1bc18536dd31c1ecf55d389
Diameter
123775892
Circumference
388853432.99872
Area
1.203267013167E+16
Volume
9.9290298579279E+23
Surface area
4.8130680526679E+16
Circumference
388853432.99872
Perimeter
247551784
Area
3830117860098916
Diagonal
87522772.580614
Surface area
22980707160593496
Volume
2.3703812729944E+23
Space diagonal
107193066.84808
Perimeter
185663838
Area
1.6584896831671E+15
Altitude
53596533.42404
Surface area
1.6584896831671E+15
Volume
2.7935211202199E+22
Height
29174257.526871