78996972 is an even 8-digits composite number following 78996971
and preceding 78996973 . In scientific notation, it is written as 7.8996972 × 10^7.
The sum of its digits is 57. It has a total of 5 prime factors and 24 positive divisors.
There are 26170128 positive integers (up to 78996972) that are relatively prime to 78996972.
78996972 has 24 divisors, whose sum is 185461696
The reverse of 78996972 is 27969987
Previous prime number is 163
Is Prime? no
Number parity even
Number length 8
Sum of Digits 57
Digital Root 3
Name
seventy-eight million nine hundred ninety-six thousand nine hundred seventy-two
Scientific notation
7.8996972 × 10^7
Engineering notation
7.8996972 × 10^6
Prime Factorization
2 × 2 × 3 × 163 × 40387
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
39498486
Product of the distinct prime numbers
The prime factorization of 78996972 is 2 × 2 × 3 × 163 × 40387.
Since it has a total of 5 prime factors.
10 , 9 , 79 , 90 , 34 , 628 , 3052 , 8731 , 10247 , 99259 , 627453 , 521459 , 9441976 , 2225691 , 88495631 , 93401624 , 681253261 , 846001396 , 638879424 , 2129346385
n×2
157993944
n×3
236990916
n×4
315987888
n×5
394984860
n÷2
39498486
n÷3
26332324
n÷3
19749243
n÷5
15799394.4
n2
6240521585168784
n3
4.9298230892897E+23
n4
3.8944109654958E+31
n5
3.0764667399776E+39
2 √n
8888.0240773751
3 √n
429.07856049553
4 √n
94.276317691004
5 √n
37.977125430406
1 , 2 , 3 , 4 , 6 , 12 , 163 , 326 , 489 , 652 , 978 , 1956 , 40387 , 80774 , 121161 , 161548 , 242322 , 484644 , 6583081 , 13166162 , 19749243 , 26332324 , 39498486 , 78996972
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78996971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78996972 can be divided by 24 positive divisors.
The sum of these divisors (counting 78996972) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100101101010110010111101100
3
Ternary
12111122110110210
4
Quaternary
10231112113230
5
Quinary
130210400342
6
Senary
11501102420
8
Octal
455262754
10
Decimal
78996972
12
Duodecimal
22557a10
16
Hexadecimal
4b565ec
20
Vigesimal
14dec8c
36
Base36
1b16gc
md5
d2186edc197a772f7d0755cb0e6bba0b
sha1
c0eb5e48b22ac670a6bbe709af8ebeb76b99a2f5
sha256
5e1c1663800bad1e48198d2211933fcf6d0df06a06a1257bf2219b2ef9e0324e
sha512
85308fa3d45fcd88f5e33bdbd0c008abfd305a47dabc923a360081d4472d377f4d818e7b8fd9ab434c47ca9050e92798cf4a17b3a4f42a5028d92731c1aaa224
ripemd-160
a179cd0950ae6250de038d94e58acd9149ebf452
Diameter
157993944
Circumference
496352613.78208
Area
1.9605176766535E+16
Volume
2.0649994667747E+24
Surface area
7.8420707066139E+16
Circumference
496352613.78208
Perimeter
315987888
Area
6240521585168784
Diagonal
111718589.18881
Surface area
37443129511012704
Volume
4.9298230892897E+23
Space diagonal
136826769.1481
Perimeter
236990916
Area
2.7022251128107E+15
Altitude
68413384.574048
Surface area
2.7022251128107E+15
Volume
5.809852227478E+22
Height
37239529.729603