78164872 is an even 8-digits composite number following 78164871
and preceding 78164873 . In scientific notation, it is written as 7.8164872 × 10^7.
The sum of its digits is 43. It has a total of 5 prime factors and 16 positive divisors.
There are 38883264 positive integers (up to 78164872) that are relatively prime to 78164872.
78164872 has 16 divisors, whose sum is 147306060
The reverse of 78164872 is 27846187
Previous prime number is 197
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million one hundred sixty-four thousand eight hundred seventy-two
Scientific notation
7.8164872 × 10^7
Engineering notation
7.8164872 × 10^6
Prime Factorization
2 × 2 × 2 × 197 × 49597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
19541218
Product of the distinct prime numbers
The prime factorization of 78164872 is 2 × 2 × 2 × 197 × 49597.
Since it has a total of 5 prime factors.
5 , 4 , 14 , 5 , 671 , 290 , 8172 , 7465 , 57668 , 75666 , 272404 , 826312 , 5898600 , 5615204 , 36479108 , 79047222 , 497322549 , 763756824 , 1602001305 , 7096370347
n×2
156329744
n×3
234494616
n×4
312659488
n×5
390824360
n÷2
39082436
n÷3
26054957.333333
n÷3
19541218
n÷5
15632974.4
n2
6109747214776384
n3
4.7756760899535E+23
n4
3.7329011028468E+31
n5
2.9178173689268E+39
2 √n
8841.0899780513
3 √n
427.56669980559
4 √n
94.027070453414
5 √n
37.896781191068
1 , 2 , 4 , 8 , 197 , 394 , 788 , 1576 , 49597 , 99194 , 198388 , 396776 , 9770609 , 19541218 , 39082436 , 78164872
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78164871
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78164872 can be divided by 16 positive divisors.
The sum of these divisors (counting 78164872) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101010001011001110001000
3
Ternary
12110002012001021
4
Quaternary
10222023032020
5
Quinary
130002233442
6
Senary
11431202224
8
Octal
452131610
10
Decimal
78164872
12
Duodecimal
22216374
16
Hexadecimal
4a8b388
20
Vigesimal
148ac3c
36
Base36
1ajceg
md5
156fb4e7ef8c65ca2a7ecaf4f79b7421
sha1
7da6b3ef8175e4430da2690ff9f3456f3e53d8ec
sha256
a36a023305d12647fdd3592a15ae632cc601f07d01202135fb1a912f7a4f538f
sha512
4d6aac68019559c00365ded5dbcef8a0b0e5f6b080f54e7477e6eea28a1773550254e26d9df774a159f7c05d887a01209e79ba9d6070f139fe2a48dc8bb3fedb
ripemd-160
14728c58d5bd0f1e7e6b425031ff5b3da091b3b0
Diameter
156329744
Circumference
491124375.28797
Area
1.9194336965232E+16
Volume
2.000430522683E+24
Surface area
7.6777347860929E+16
Circumference
491124375.28797
Perimeter
312659488
Area
6109747214776384
Diagonal
110541822.08356
Surface area
36658483288658304
Volume
4.7756760899535E+23
Space diagonal
135385529.67112
Perimeter
234494616
Area
2.6455981493488E+15
Altitude
67692764.835559
Surface area
2.6455981493488E+15
Volume
5.6281882465943E+22
Height
36847274.027852