1993761421 is an odd 10-digits composite number following 1993761420
and preceding 1993761422 . In scientific notation, it is written as 1.993761421 × 10^9.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 1974404412 positive integers (up to 1993761421) that are relatively prime to 1993761421.
1993761421 has 4 divisors, whose sum is 2013118432
The reverse of 1993761421 is 1241673991
Previous prime number is 103
Is Prime? no Number parity odd Number length 10 Sum of Digits 43 Digital Root 7
Name
one billion nine hundred ninety-three million seven hundred sixty-one thousand four hundred twenty-one
Scientific notation
1.993761421 × 10^9
Engineering notation
1.993761421 × 10^9
Prime Factorization
103 × 19356907
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1993761421 Product of the distinct prime numbers
The prime factorization of 1993761421 is 103 × 19356907.
Since it has a total of 2 prime factors.
10 , 9 , 99 , 28 , 147 , 513 , 2382 , 5290 , 90255 , 49756 , 587456 , 113689 , 9187866 , 8864442 , 32801398 , 96697830 , 459572776 , 43935414 , 9627709530 , 4073760087
n×2
3987522842
n×3
5981284263
n×4
7975045684
n×5
9968807105
n÷2
996880710.5
n÷3
664587140.33333
n÷3
498440355.25
n÷5
398752284.2
n2
3975084603867939241
n3
7.925370328403E+27
n4
1.5801297607908E+37
n5
3.1504017572386E+46
2 √n44651.555639194
3 √n1258.6096659189
4 √n211.30914707886
5 √n72.432693893398
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1993761420 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1993761421 can be divided by 4 positive divisors.
The sum of these divisors (counting 1993761421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110110101100110001010001101
3
Ternary
12010221121120111121
4
Quaternary
1312311212022031
5
Quinary
13040400331141
6
Senary
525501120541
8
Octal
16665461215
10
Decimal
1993761421
12
Duodecimal
477859151
16
Hexadecimal
76d6628d
20
Vigesimal
1b3103b1
36
Base36
wz185p
md5
516577056913a2afef865f31ab390721
sha1
abacb2bffe25c098eb0a5bc8c303d319918072fd
sha256
080199c38fd6e1aac860822826db9ae417c3635ff377bc4c4216e7e86112aee9
sha512
e0246e10fb90e082887704eea5c012d63ee88f098b3ef3ec9dae8525feaf894e8f48d8a42f11c7a7b74ef939762a5b7ad92028651f892ffca806e510e7c2ab21
ripemd-160
a5f8ab76275ee75ae3e2a870b1f7220f820eeaf2
Diameter
3987522842
Circumference
12527172466.449
Area
1.2488096588909E+19
Volume
3.3197713600919E+28
Surface area
4.9952386355638E+19
Circumference
12527172466.449
Perimeter
7975045684
Area
3975084603867939241
Diagonal
2819604441.7145
Surface area
2.3850507623208E+19
Volume
7.925370328403E+27
Space diagonal
3453296079.3427
Perimeter
5981284263
Area
1.721262124571E+18
Altitude
1726648039.6714
Surface area
1.721262124571E+18
Volume
9.3401385043807E+26
Height
939868147.23815