77996921 is an odd 8-digits composite number following 77996920
and preceding 77996922 . In scientific notation, it is written as 7.7996921 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 75307344 positive integers (up to 77996921) that are relatively prime to 77996921.
77996921 has 4 divisors, whose sum is 80686500
The reverse of 77996921 is 12969977
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-seven million nine hundred ninety-six thousand nine hundred twenty-one
Scientific notation
7.7996921 × 10^7
Engineering notation
7.7996921 × 10^6
Prime Factorization
29 × 2689549
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77996921
Product of the distinct prime numbers
The prime factorization of 77996921 is 29 × 2689549.
Since it has a total of 2 prime factors.
2 , 10 , 17 , 61 , 959 , 233 , 9616 , 730 , 95726 , 42282 , 869108 , 365080 , 9529012 , 5475695 , 14213504 , 53351442 , 419161181 , 935422483 , 6404282214 , 2229107206
n×2
155993842
n×3
233990763
n×4
311987684
n×5
389984605
n÷2
38998460.5
n÷3
25998973.666667
n÷3
19499230.25
n÷5
15599384.2
n2
6083519685480241
n3
4.7449580431035E+23
n4
3.7009211763626E+31
n5
2.8866045661998E+39
2 √n
8831.5865505582
3 √n
427.2602460804
4 √n
93.976521272912
5 √n
37.880481593672
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77996920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77996921 can be divided by 4 positive divisors.
The sum of these divisors (counting 77996921) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101001100010001101111001
3
Ternary
12102202122122212
4
Quaternary
10221202031321
5
Quinary
124431400141
6
Senary
11423424505
8
Octal
451421571
10
Decimal
77996921
12
Duodecimal
22155135
16
Hexadecimal
4a62379
20
Vigesimal
1479c61
36
Base36
1afqt5
md5
b77b7de0f2ba5219c0c11eb8c3fc2582
sha1
2c67a806c24c6b43a6070ceafbc773482a836824
sha256
dfbcd825c9c39b8a08f0698b69af9c4e0dec8b0e42548775b614dd87461ec73a
sha512
774d69626cf017b39f91994e91519940a2feb0c8433d8067833358c3065c7200580a509f76d55a0d500ab3a96b62bfe7c5ccf896457c03ad680ee89fc7001c9f
ripemd-160
4135e493fe9edf26212390d3136bf89304203c21
Diameter
155993842
Circumference
490069108.03245
Area
1.9111940751874E+16
Volume
1.9875633773074E+24
Surface area
7.6447763007494E+16
Circumference
490069108.03245
Perimeter
311987684
Area
6083519685480241
Diagonal
110304303.50154
Surface area
36501118112881446
Volume
4.7449580431035E+23
Space diagonal
135094630.00594
Perimeter
233990763
Area
2.6342412960243E+15
Altitude
67547315.002968
Surface area
2.6342412960243E+15
Volume
5.5919866812069E+22
Height
36768101.167181