61509912 is an even 8-digits composite number following 61509911
and preceding 61509913 . In scientific notation, it is written as 6.1509912 × 10^7.
The sum of its digits is 33. It has a total of 6 prime factors and 32 positive divisors.
There are 19611680 positive integers (up to 61509912) that are relatively prime to 61509912.
61509912 has 32 divisors, whose sum is 160462080
The reverse of 61509912 is 21990516
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
sixty-one million five hundred nine thousand nine hundred twelve
Scientific notation
6.1509912 × 10^7
Engineering notation
6.1509912 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 23 × 111431
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
15377478
Product of the distinct prime numbers
The prime factorization of 61509912 is 2 × 2 × 2 × 3 × 23 × 111431.
Since it has a total of 6 prime factors.
1 , 4 , 56 , 36 , 816 , 454 , 8104 , 6730 , 9067 , 36969 , 406764 , 498976 , 7190418 , 5487520 , 25282749 , 62812516 , 299892888 , 969631902 , 7399094906 , 9044220136
n×2
123019824
n×3
184529736
n×4
246039648
n×5
307549560
n÷2
30754956
n÷3
20503304
n÷3
15377478
n÷5
12301982.4
n2
3783469274247744
n3
2.3272086211368E+23
n4
1.4314639749177E+31
n5
8.8049223128356E+38
2 √n
7842.8255112555
3 √n
394.7435434053
4 √n
88.559728495832
5 √n
36.123433353114
1 , 2 , 3 , 4 , 6 , 8 , 12 , 23 , 24 , 46 , 69 , 92 , 138 , 184 , 276 , 552 , 111431 , 222862 , 334293 , 445724 , 668586 , 891448 , 1337172 , 2562913 , 2674344 , 5125826 , 7688739 , 10251652 , 15377478 , 20503304 , 30754956 , 61509912
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61509911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61509912 can be divided by 32 positive divisors.
The sum of these divisors (counting 61509912) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11101010101001000100011000
3
Ternary
11021202000201220
4
Quaternary
3222221010120
5
Quinary
111221304122
6
Senary
10034212040
8
Octal
352510430
10
Decimal
61509912
12
Duodecimal
18724020
16
Hexadecimal
3aa9118
20
Vigesimal
j48efc
36
Base36
10mdco
md5
40d38abf7eaa8f15e4663f0738e7d2cc
sha1
5c1ee3e82113353e83a863c4ada2ec19f8064247
sha256
26da2c921a015eacda030f92509d4f1425856b040b7b428eedf60ea44cf844f0
sha512
0a6ecffd6705b148639368ca5f3b4c052920799e21068134dea1554edc3fdda85ba091631c178d8c329c0a819fb0cb4f32159ab8285d5b75dfd6bd3ff723b3c9
ripemd-160
80e002d2f814b3954a7ca156ee68da02ae6b2e7a
Diameter
123019824
Circumference
386478175.32431
Area
1.1886119277059E+16
Volume
9.7481886767124E+23
Surface area
4.7544477108238E+16
Circumference
386478175.32431
Perimeter
246039648
Area
3783469274247744
Diagonal
86988151.770776
Surface area
22700815645486464
Volume
2.3272086211368E+23
Space diagonal
106538292.75309
Perimeter
184529736
Area
1.6382902529682E+15
Altitude
53269146.376545
Surface area
1.6382902529682E+15
Volume
2.7426416620694E+22
Height
28996050.590259