74902945 is an odd 8-digits composite number following 74902944
and preceding 74902946 . In scientific notation, it is written as 7.4902945 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 54984960 positive integers (up to 74902945) that are relatively prime to 74902945.
74902945 has 16 divisors, whose sum is 97371792
The reverse of 74902945 is 54920947
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-four million nine hundred two thousand nine hundred forty-five
Scientific notation
7.4902945 × 10^7
Engineering notation
7.4902945 × 10^6
Prime Factorization
5 × 13 × 173 × 6661
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
74902945
Product of the distinct prime numbers
The prime factorization of 74902945 is 5 × 13 × 173 × 6661.
Since it has a total of 4 prime factors.
7 , 8 , 55 , 3 , 783 , 681 , 7677 , 5070 , 57639 , 80554 , 459999 , 850113 , 2262501 , 3677875 , 9775442 , 16104604 , 547137958 , 132055282 , 1287194654 , 337453610
n×2
149805890
n×3
224708835
n×4
299611780
n×5
374514725
n÷2
37451472.5
n÷3
24967648.333333
n÷3
18725736.25
n÷5
14980589
n2
5610451169673025
n3
4.202393153872E+23
n4
3.1477162327285E+31
n5
2.3577321585567E+39
2 √n
8654.6487508159
3 √n
421.5343444437
4 √n
93.030364670982
5 √n
37.575068300977
1 , 5 , 13 , 65 , 173 , 865 , 2249 , 6661 , 11245 , 33305 , 86593 , 432965 , 1152353 , 5761765 , 14980589 , 74902945
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
-74902944
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 74902945 can be divided by 16 positive divisors.
The sum of these divisors (counting 74902945) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100011101101110110110100001
3
Ternary
12012221110112011
4
Quaternary
10131232312201
5
Quinary
123133343240
6
Senary
11233232521
8
Octal
435566641
10
Decimal
74902945
12
Duodecimal
21102741
16
Hexadecimal
476eda1
20
Vigesimal
1382h75
36
Base36
18lfhd
md5
2a79044a39368d460aad9b54dea1806a
sha1
cb2d8128e50ccd589fa20cf9df1f45011409134c
sha256
3b24452daebc8b518a274a6ce714d43aa353b37b43dcef80068708f67cf9d405
sha512
77d5f0a7c8a24a142f624ef451ab68e905fd9374b71893525964e22eb8c6f1127205c080284b69610eede3a654b0df584f370728788bade0b3f05593040cc574
ripemd-160
3cc81056485178d9300bcc081ac970ca5f26343d
Diameter
149805890
Circumference
470629083.48848
Area
1.7625752177969E+16
Volume
1.7602943279601E+24
Surface area
7.0503008711876E+16
Circumference
470629083.48848
Perimeter
299611780
Area
5610451169673025
Diagonal
105928760.68069
Surface area
33662707018038150
Volume
4.202393153872E+23
Space diagonal
129735706.37654
Perimeter
224708835
Area
2.4293966198145E+15
Altitude
64867853.188269
Surface area
2.4293966198145E+15
Volume
4.9525678271914E+22
Height
35309586.893562