74979891 is an odd 8-digits composite number following 74979890
and preceding 74979892 . In scientific notation, it is written as 7.4979891 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 42845544 positive integers (up to 74979891) that are relatively prime to 74979891.
74979891 has 16 divisors, whose sum is 126950400
The reverse of 74979891 is 19897947
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-four million nine hundred seventy-nine thousand eight hundred ninety-one
Scientific notation
7.4979891 × 10^7
Engineering notation
7.4979891 × 10^6
Prime Factorization
3 × 9 × 7 × 396719
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
74979891
Product of the distinct prime numbers
The prime factorization of 74979891 is 3 × 9 × 7 × 396719.
Since it has a total of 4 prime factors.
6 , 2 , 50 , 40 , 710 , 672 , 3716 , 93 , 46317 , 19851 , 482707 , 572445 , 1143236 , 7149360 , 32430334 , 31811120 , 800935861 , 712468224 , 5222844229 , 9256744082
n×2
149959782
n×3
224939673
n×4
299919564
n×5
374899455
n÷2
37489945.5
n÷3
24993297
n÷3
18744972.75
n÷5
14995978.2
n2
5621984054371881
n3
4.2153575160054E+23
n4
3.1606704707612E+31
n5
2.3698672738459E+39
2 √n
8659.0929663562
3 √n
421.6786390875
4 √n
93.054247438557
5 √n
37.582785124106
1 , 3 , 7 , 9 , 21 , 27 , 63 , 189 , 396719 , 1190157 , 2777033 , 3570471 , 8331099 , 10711413 , 24993297 , 74979891
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
-74979890
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 74979891 can be divided by 16 positive divisors.
The sum of these divisors (counting 74979891) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100011110000001101000110011
3
Ternary
12020002101002000
4
Quaternary
10132001220303
5
Quinary
123143324031
6
Senary
11235025043
8
Octal
436015063
10
Decimal
74979891
12
Duodecimal
2113b183
16
Hexadecimal
4781a33
20
Vigesimal
138c9eb
36
Base36
18n2ur
md5
1e930ed875aefb6d65a976085c33ccd0
sha1
f3e738780527429281b11e21c7c3627807e24508
sha256
5e352d7187ab6d4b96af15583532db11ec09c93755ff0ce85f8d51b3feb8d3c5
sha512
5befe698deb6050c78951402c1ab4cf355aeee647471b33e925dcb753f5dcff1151528bf527c3b12df60bcc7ad4f572d37089dcf676eca5b9c1be904693a512d
ripemd-160
62bdaf0b28f9287837bff2b09ddfc190e07f60f8
Diameter
149959782
Circumference
471112549.46513
Area
1.7661983803814E+16
Volume
1.7657248272716E+24
Surface area
7.0647935215255E+16
Circumference
471112549.46513
Perimeter
299919564
Area
5621984054371881
Diagonal
106037578.75746
Surface area
33731904326231286
Volume
4.2153575160054E+23
Space diagonal
129868980.75798
Perimeter
224939673
Area
2.4343905053785E+15
Altitude
64934490.378988
Surface area
2.4343905053785E+15
Volume
4.9678464744885E+22
Height
35345859.585819