77777972 is an even 8-digits composite number following 77777971
and preceding 77777973 . In scientific notation, it is written as 7.7777972 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 12 positive divisors.
There are 38420280 positive integers (up to 77777972) that are relatively prime to 77777972.
77777972 has 12 divisors, whose sum is 137751936
The reverse of 77777972 is 27977777
Previous prime number is 83
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-seven million seven hundred seventy-seven thousand nine hundred seventy-two
Scientific notation
7.7777972 × 10^7
Engineering notation
7.7777972 × 10^6
Prime Factorization
2 × 2 × 83 × 234271
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38888986
Product of the distinct prime numbers
The prime factorization of 77777972 is 2 × 2 × 83 × 234271.
Since it has a total of 4 prime factors.
2 , 4 , 76 , 81 , 786 , 24 , 6720 , 155 , 45731 , 11065 , 6526 , 862043 , 5095995 , 1938382 , 4113010 , 94387689 , 193620698 , 134593766 , 5570879661 , 801161881
n×2
155555944
n×3
233333916
n×4
311111888
n×5
388889860
n÷2
38888986
n÷3
25925990.666667
n÷3
19444493
n÷5
15555594.4
n2
6049412928432784
n3
4.7051106936408E+23
n4
3.659539677869E+31
n5
2.8463157459818E+39
2 √n
8819.1820482401
3 √n
426.8600769721
4 √n
93.910500202267
5 √n
37.859190439987
1 , 2 , 4 , 83 , 166 , 332 , 234271 , 468542 , 937084 , 19444493 , 38888986 , 77777972
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77777971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77777972 can be divided by 12 positive divisors.
The sum of these divisors (counting 77777972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101000101100110000110100
3
Ternary
12102100112022122
4
Quaternary
10220230300310
5
Quinary
124402343342
6
Senary
11415015112
8
Octal
450546064
10
Decimal
77777972
12
Duodecimal
2206a498
16
Hexadecimal
4a2cc34
20
Vigesimal
14624ic
36
Base36
1ab1v8
md5
b79f8519970b5e7dd12ae519d64ffdad
sha1
49f788bb54c009ef5194796181a28530011e5ede
sha256
0f2ee0e8cde90c3bc69c67faf25f261b78366933fbb5bcfe12c0392e3a610288
sha512
f92c1c2cfb019c23455d786ffc24b472f3b6054fcd51e110851b929d0e5053f0d55a4cc9cacffa0412becf5b053e9ffe1d7d687d814f751e1b70eac537e6750a
ripemd-160
bd5e0642f54282af8381daaea5135882c4119136
Diameter
155555944
Circumference
488693410.89263
Area
1.9004791214496E+16
Volume
1.9708721585958E+24
Surface area
7.6019164857982E+16
Circumference
488693410.89263
Perimeter
311111888
Area
6049412928432784
Diagonal
109994662.85627
Surface area
36296477570596704
Volume
4.7051106936408E+23
Space diagonal
134715399.21367
Perimeter
233333916
Area
2.6194726370024E+15
Altitude
67357699.606835
Surface area
2.6194726370024E+15
Volume
5.5450261295113E+22
Height
36664887.618758