77969969 is an odd 8-digits composite number following 77969968
and preceding 77969970 . In scientific notation, it is written as 7.7969969 × 10^7.
The sum of its digits is 62. It has a total of 2 prime factors and 4 positive divisors.
There are 60755760 positive integers (up to 77969969) that are relatively prime to 77969969.
77969969 has 4 divisors, whose sum is 78982644
The reverse of 77969969 is 96996977
Previous prime number is 77
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 62
Digital Root 8
Name
seventy-seven million nine hundred sixty-nine thousand nine hundred sixty-nine
Scientific notation
7.7969969 × 10^7
Engineering notation
7.7969969 × 10^6
Prime Factorization
77 × 1012597
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77969969
Product of the distinct prime numbers
The prime factorization of 77969969 is 77 × 1012597.
Since it has a total of 2 prime factors.
5 , 7 , 82 , 51 , 972 , 614 , 3438 , 163 , 32849 , 68412 , 161868 , 973199 , 4026214 , 762633 , 43907793 , 40629716 , 200352822 , 718975403 , 3692494672 , 3857507041
n×2
155939938
n×3
233909907
n×4
311879876
n×5
389849845
n÷2
38984984.5
n÷3
25989989.666667
n÷3
19492492.25
n÷5
15593993.8
n2
6079316065860961
n3
4.7400408519638E+23
n4
3.6958083828635E+31
n5
2.8816206504181E+39
2 √n
8830.0605320688
3 √n
427.21102685198
4 √n
93.96840177458
5 √n
37.877863295735
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
-77969968
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 77969969 can be divided by 4 positive divisors.
The sum of these divisors (counting 77969969) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101001011011101000110001
3
Ternary
12102201021200122
4
Quaternary
10221123220301
5
Quinary
124430014334
6
Senary
11423100025
8
Octal
451335061
10
Decimal
77969969
12
Duodecimal
22141615
16
Hexadecimal
4a5ba31
20
Vigesimal
14764i9
36
Base36
1af60h
md5
b036da54e2138028f17b3bd5fb68b68f
sha1
15fedbe825c4c2f267abffc5444f3dca8a88bc1d
sha256
1260df373b69d1a384fed2988e5fbf9d91f906a7a3bfb84185ef57c1b8a76a1d
sha512
fef654ad954ac27640fee5363db62f172533ee5a56194ece4d54164e4c0fb55ebf3b6528df91c34a1360572776ecb7cfc791449416662f9c6fc896561d71681c
ripemd-160
b0fa02cd7491031a847f1349b124d767870bb236
Diameter
155939938
Circumference
489899763.62205
Area
1.9098734691359E+16
Volume
1.9855036690993E+24
Surface area
7.6394938765437E+16
Circumference
489899763.62205
Perimeter
311879876
Area
6079316065860961
Diagonal
110266187.61761
Surface area
36475896395165766
Volume
4.7400408519638E+23
Space diagonal
135047947.77257
Perimeter
233909907
Area
2.6324210753352E+15
Altitude
67523973.886285
Surface area
2.6324210753352E+15
Volume
5.5861917158748E+22
Height
36755395.872537