61603681 is an odd 8-digits composite number following 61603680
and preceding 61603682 . In scientific notation, it is written as 6.1603681 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 58207248 positive integers (up to 61603681) that are relatively prime to 61603681.
61603681 has 8 divisors, whose sum is 65017280
The reverse of 61603681 is 18630616
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-one million six hundred three thousand six hundred eighty-one
Scientific notation
6.1603681 × 10^7
Engineering notation
6.1603681 × 10^6
Prime Factorization
19 × 397 × 8167
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61603681
Product of the distinct prime numbers
The prime factorization of 61603681 is 19 × 397 × 8167.
Since it has a total of 3 prime factors.
9 , 7 , 57 , 6 , 767 , 572 , 7886 , 6763 , 80084 , 36881 , 818017 , 243752 , 4925243 , 6881590 , 74935796 , 87787525 , 655772863 , 672363981 , 5965474185 , 7233910147
n×2
123207362
n×3
184811043
n×4
246414724
n×5
308018405
n÷2
30801840.5
n÷3
20534560.333333
n÷3
15400920.25
n÷5
12320736.2
n2
3795013512749761
n3
2.3378680183013E+23
n4
1.4402127561953E+31
n5
8.8722407204788E+38
2 √n
7848.8012460503
3 √n
394.94403095257
4 √n
88.593460515155
5 √n
36.134440342109
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
-61603680
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 61603681 can be divided by 8 positive divisors.
The sum of these divisors (counting 61603681) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101010111111111101100001
3
Ternary
11021220210100211
4
Quaternary
3222333331201
5
Quinary
111232304211
6
Senary
10040214121
8
Octal
352777541
10
Decimal
61603681
12
Duodecimal
1876a341
16
Hexadecimal
3abff61
20
Vigesimal
j50941
36
Base36
10odpd
md5
390606c19e3cbb0170c7fdd5de4b5478
sha1
ded37111e9b9678a4f0da509c8ba41cf8799a04e
sha256
1a3ae12aa4480e3186564c1b43f55646d25487fc410ac7cb7111617a3dfa1de6
sha512
21372e5fec291020a2c29046a30991898f067ccab8b212b23b64d2243c401d8461061687825294bd07cd4b65717c60d8f03eb4d114ca6eb807379d1cbc9dc41a
ripemd-160
adc715dd208288ef1665618abed525ee66c3470e
Diameter
123207362
Circumference
387067343.32738
Area
1.1922386571929E+16
Volume
9.7928386551437E+23
Surface area
4.7689546287715E+16
Circumference
387067343.32738
Perimeter
246414724
Area
3795013512749761
Diagonal
87120761.162306
Surface area
22770081076498566
Volume
2.3378680183013E+23
Space diagonal
106700705.42527
Perimeter
184811043
Area
1.6432890548733E+15
Altitude
53350352.712633
Surface area
1.6432890548733E+15
Volume
2.7552038821E+22
Height
29040253.720769