78897294 is an even 8-digits composite number following 78897293
and preceding 78897295 . In scientific notation, it is written as 7.8897294 × 10^7.
The sum of its digits is 54. It has a total of 5 prime factors and 32 positive divisors.
There are 21811680 positive integers (up to 78897294) that are relatively prime to 78897294.
78897294 has 32 divisors, whose sum is 165494784
The reverse of 78897294 is 49279887
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-eight million eight hundred ninety-seven thousand two hundred ninety-four
Scientific notation
7.8897294 × 10^7
Engineering notation
7.8897294 × 10^6
Prime Factorization
2 × 63 × 3 × 31 × 6733
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
78897294
Product of the distinct prime numbers
The prime factorization of 78897294 is 2 × 63 × 3 × 31 × 6733.
Since it has a total of 5 prime factors.
4 , 8 , 96 , 23 , 789 , 253 , 4711 , 2304 , 82759 , 78793 , 617561 , 185379 , 4214426 , 8422846 , 49198010 , 6422752 , 398455455 , 766655296 , 7031079996 , 6050418448
n×2
157794588
n×3
236691882
n×4
315589176
n×5
394486470
n÷2
39448647
n÷3
26299098
n÷3
19724323.5
n÷5
15779458.8
n2
6224783000522436
n3
4.9111853447842E+23
n4
3.8747923403593E+31
n5
3.0571063046628E+39
2 √n
8882.4148743458
3 √n
428.89801478111
4 √n
94.246564257515
5 √n
37.96753671868
1 , 2 , 3 , 6 , 31 , 62 , 63 , 93 , 126 , 186 , 189 , 378 , 1953 , 3906 , 5859 , 6733 , 11718 , 13466 , 20199 , 40398 , 208723 , 417446 , 424179 , 626169 , 848358 , 1252338 , 1272537 , 2545074 , 13149549 , 26299098 , 39448647 , 78897294
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78897293
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78897294 can be divided by 32 positive divisors.
The sum of these divisors (counting 78897294) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100101100111110000010001110
3
Ternary
12111110101202000
4
Quaternary
10230332002032
5
Quinary
130144203134
6
Senary
11455013130
8
Octal
454760216
10
Decimal
78897294
12
Duodecimal
2250a1a6
16
Hexadecimal
4b3e08e
20
Vigesimal
14d234e
36
Base36
1az1ji
md5
b67fc88fa4ed4abd833b25dbaa9cf60c
sha1
00b07d34d2247a468573716a7ef9591ca1d74c73
sha256
ea1cfcaeff055e14d5161a17185a7823558703b1c18afc1bf2a4fcbba85e9ac4
sha512
997eb8094fd71922628a5fea6216c605d1d5ea9f4f9b1a9c4d9f67a043cd4b7408d0591936edb6cdc1c3e56ef8ea7d91644648fd966eda520ade9a0876609c9e
ripemd-160
5999553acfa7604adab740199262e9778e2b83cf
Diameter
157794588
Circumference
495726318.43703
Area
1.9555732544632E+16
Volume
2.0571925066123E+24
Surface area
7.8222930178528E+16
Circumference
495726318.43703
Perimeter
315589176
Area
6224783000522436
Diagonal
111577623.20934
Surface area
37348698003134616
Volume
4.9111853447842E+23
Space diagonal
136654121.7877
Perimeter
236691882
Area
2.695410105749E+15
Altitude
68327060.89385
Surface area
2.695410105749E+15
Volume
5.7878874349348E+22
Height
37192541.069779