61505979 is an odd 8-digits composite number following 61505978
and preceding 61505980 . In scientific notation, it is written as 6.1505979 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 39221160 positive integers (up to 61505979) that are relatively prime to 61505979.
61505979 has 8 divisors, whose sum is 85573632
The reverse of 61505979 is 97950516
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-one million five hundred five thousand nine hundred seventy-nine
Scientific notation
6.1505979 × 10^7
Engineering notation
6.1505979 × 10^6
Prime Factorization
23 × 3 × 891391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61505979
Product of the distinct prime numbers
The prime factorization of 61505979 is 23 × 3 × 891391.
Since it has a total of 3 prime factors.
2 , 7 , 36 , 5 , 762 , 549 , 4816 , 1962 , 29576 , 78595 , 889901 , 221244 , 3719171 , 8013582 , 91764090 , 85108491 , 490915678 , 939147119 , 5185533884 , 4985734088
n×2
123011958
n×3
184517937
n×4
246023916
n×5
307529895
n÷2
30752989.5
n÷3
20501993
n÷3
15376494.75
n÷5
12301195.8
n2
3782985452748441
n3
2.3267622381405E+23
n4
1.4310978935706E+31
n5
8.80210769889E+38
2 √n
7842.5747685311
3 √n
394.73512980497
4 √n
88.558312814388
5 √n
36.122971388229
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
-61505978
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 61505979 can be divided by 8 positive divisors.
The sum of these divisors (counting 61505979) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101010101000000110111011
3
Ternary
11021201211100020
4
Quaternary
3222220012323
5
Quinary
111221142404
6
Senary
10034141523
8
Octal
352500673
10
Decimal
61505979
12
Duodecimal
187218a3
16
Hexadecimal
3aa81bb
20
Vigesimal
j484ij
36
Base36
10mabf
md5
e988c8f6c29c4ea533f4cabf39ac46bb
sha1
32dd16c16305c8b128898d0837a81af280726dec
sha256
0d8efc16d5d4ea4b389d668ac0959ba1e3492970b7c965f0a32dfd9fa74edebe
sha512
ff578d39dcab73267a2a07f6f71c4b12d19a4d8f40c0feff2ff1e2abcbc23416cc5c990e86af733cb380abe3c12690d28f53df6cd2cb4be9909d13b9a5d9cbd5
ripemd-160
42805ec55b2372a224641f0ae815eed1dd71bb65
Diameter
123011958
Circumference
386453463.5565
Area
1.1884599306992E+16
Volume
9.7463188719898E+23
Surface area
4.7538397227966E+16
Circumference
386453463.5565
Perimeter
246023916
Area
3782985452748441
Diagonal
86982589.668835
Surface area
22697912716490646
Volume
2.3267622381405E+23
Space diagonal
106531480.59726
Perimeter
184517937
Area
1.6380807521136E+15
Altitude
53265740.298632
Surface area
1.6380807521136E+15
Volume
2.7421155946632E+22
Height
28994196.556278