77969968 is an even 8-digits composite number following 77969967
and preceding 77969969 . In scientific notation, it is written as 7.7969968 × 10^7.
The sum of its digits is 61. It has a total of 6 prime factors and 20 positive divisors.
There are 38735424 positive integers (up to 77969968) that are relatively prime to 77969968.
77969968 has 20 divisors, whose sum is 152033920
The reverse of 77969968 is 86996977
Previous prime number is 157
Is Prime? no
Number parity even
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-seven million nine hundred sixty-nine thousand nine hundred sixty-eight
Scientific notation
7.7969968 × 10^7
Engineering notation
7.7969968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 157 × 31039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9746246
Product of the distinct prime numbers
The prime factorization of 77969968 is 2 × 2 × 2 × 2 × 157 × 31039.
Since it has a total of 6 prime factors.
2 , 8 , 4 , 97 , 363 , 766 , 4302 , 7061 , 96480 , 79675 , 112391 , 508926 , 8581836 , 2757995 , 94971970 , 81003475 , 200961736 , 704433425 , 4837572798 , 5782111498
n×2
155939936
n×3
233909904
n×4
311879872
n×5
389849840
n÷2
38984984
n÷3
25989989.333333
n÷3
19492492
n÷5
15593993.6
n2
6079315909921024
n3
4.7400406695843E+23
n4
3.6958081932619E+31
n5
2.8816204656277E+39
2 √n
8830.0604754441
3 √n
427.21102502559
4 √n
93.968401473283
5 √n
37.877863198575
1 , 2 , 4 , 8 , 16 , 157 , 314 , 628 , 1256 , 2512 , 31039 , 62078 , 124156 , 248312 , 496624 , 4873123 , 9746246 , 19492492 , 38984984 , 77969968
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77969967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77969968 can be divided by 20 positive divisors.
The sum of these divisors (counting 77969968) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101001011011101000110000
3
Ternary
12102201021200121
4
Quaternary
10221123220300
5
Quinary
124430014333
6
Senary
11423100024
8
Octal
451335060
10
Decimal
77969968
12
Duodecimal
22141614
16
Hexadecimal
4a5ba30
20
Vigesimal
14764i8
36
Base36
1af60g
md5
a4ce9067c219faa52c65d742632b9bab
sha1
97fcb02c7e04d0790656e0178a6018e7af15ec15
sha256
d812767201c23334d8419fa8a4cb5099808d28a500c10b376a91c217d9a4e212
sha512
c4c9068c4a5c5c4b8e95f683726a578bde2559eef7e23a149747dedfefa68b3550e9793a57986c5b30913d74ad017e08237ab5ed939ede4e76718ebc5d7075b8
ripemd-160
ee923179bde6e3b683dbcf47ca42029cc6f5675f
Diameter
155939936
Circumference
489899757.33886
Area
1.9098734201459E+16
Volume
1.9855035927044E+24
Surface area
7.6394936805838E+16
Circumference
489899757.33886
Perimeter
311879872
Area
6079315909921024
Diagonal
110266186.2034
Surface area
36475895459526144
Volume
4.7400406695843E+23
Space diagonal
135047946.04052
Perimeter
233909904
Area
2.6324210078113E+15
Altitude
67523973.02026
Surface area
2.6324210078113E+15
Volume
5.5861915009385E+22
Height
36755395.401132