749420138 is an even 9-digits composite number following 749420137
and preceding 749420139 . In scientific notation, it is written as 7.49420138 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 374550444 positive integers (up to 749420138) that are relatively prime to 749420138.
749420138 has 8 divisors, whose sum is 1124609088
The reverse of 749420138 is 831024947
Previous prime number is 2383
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
seven hundred forty-nine million four hundred twenty thousand one hundred thirty-eight
Scientific notation
7.49420138 × 10^8
Engineering notation
7.49420138 × 10^6
Prime Factorization
2 × 2383 × 157243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
749420138
Product of the distinct prime numbers
The prime factorization of 749420138 is 2 × 2383 × 157243.
Since it has a total of 3 prime factors.
6 , 7 , 61 , 49 , 777 , 878 , 7420 , 5898 , 20859 , 9020 , 938524 , 358126 , 6260274 , 6470449 , 32686409 , 26770139 , 577991897 , 633106096 , 1852692926 , 5238637717
n×2
1498840276
n×3
2248260414
n×4
2997680552
n×5
3747100690
n÷2
374710069
n÷3
249806712.66667
n÷3
187355034.5
n÷5
149884027.6
n2
561630543239939044
n3
4.2089723921989E+26
n4
3.1542886709999E+35
n5
2.3638874511126E+44
2 √n
27375.539044921
3 √n
908.32608511644
4 √n
165.45555005778
5 √n
59.558681082801
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-749420137
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 749420138 can be divided by 8 positive divisors.
The sum of these divisors (counting 749420138) is 1, the average is 0.125.
Base
System
Value
2
Binary
101100101010110011111001101010
3
Ternary
1221020011111011102
4
Quaternary
230222303321222
5
Quinary
3013322421023
6
Senary
202210401402
8
Octal
5452637152
10
Decimal
749420138
12
Duodecimal
18ab90262
16
Hexadecimal
2cab3e6a
20
Vigesimal
be3ha6i
36
Base36
ce6oa2
md5
896804a742a7e2311bd6d5a287e9d487
sha1
df31e9c10afb8442b3e8ebaa34feed1c5f076af7
sha256
ec5569701be9ee5607e3295c4a80cb879ac1b7e27c1cf9bcca310683ec3df1ea
sha512
58926c889d106610f4f626797a785a01a9063e49db14351ecf5c972277f439f9d3e6774462db23fcd8e1041dc9035d254b5b1be818cd63bc91f1509a2c87f3f9
ripemd-160
f58d442f4ba22b757219cc6271dc4e3b73aa5fca
Diameter
1498840276
Circumference
4708745599.9861
Area
1.7644143886742E+18
Volume
1.7630502328659E+27
Surface area
7.0576575546969E+18
Circumference
4708745599.9861
Perimeter
2997680552
Area
561630543239939044
Diagonal
1059840123.0751
Surface area
3369783259439634264
Volume
4.2089723921989E+26
Space diagonal
1298033755.2313
Perimeter
2248260414
Area
2.4319315899352E+17
Altitude
649016877.61564
Surface area
2.4319315899352E+17
Volume
4.960321533918E+25
Height
353280041.02504