7972945 (number)

7972945 is an odd 7-digits composite number following 7972944 and preceding 7972946. In scientific notation, it is written as 7.972945 × 10^6. The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors. There are 6108480 positive integers (up to 7972945) that are relatively prime to 7972945.

Interesting facts

Basic properties

Name

Name seven million nine hundred seventy-two thousand nine hundred forty-five

Notation

Scientific notation 7.972945 × 10^6
Engineering notation 7.972945 × 10^6

Prime Factorization of 7972945

Prime Factorization 37 × 5 × 71 × 607

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 7972945
Product of the distinct prime numbers

The prime factorization of 7972945 is 37 × 5 × 71 × 607. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 1, 19, 46, 46, 317, 9476, 8437, 22445, 48946, 361054, 322231, 7707784, 396658, 39264733, 75754426, 270737196, 301151217, 7363729911, 5499364107

Basic calculations (n = 7972945)

Multiplication

n×y
n×2 15945890
n×3 23918835
n×4 31891780
n×5 39864725

Division

n÷y
n÷2 3986472.5
n÷3 2657648.3333333
n÷3 1993236.25
n÷5 1594589

Exponentiation

ny
n2 63567851973025
n3 5.0682298754907E+20
n4 4.0408718044644E+27
n5 3.2217648649046E+34

Nth Root

y√n
2√n 2823.6403807851
3√n 199.77428703077
4√n 53.137937302694
5√n 24.006218444375

Divisors of 7972945

1, 5, 37, 71, 185, 355, 607, 2627, 3035, 13135, 22459, 43097, 112295, 215485, 1594589, 7972945

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 -7972944
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 7972945 can be divided by 16 positive divisors. The sum of these divisors (counting 7972945) is 1, the average is 0.0625.

Base conversion 7972945

Base System Value
2 Binary 11110011010100001010001
3 Ternary 120000001211021
4 Quaternary 132122201101
5 Quinary 4020113240
6 Senary 442515441
8 Octal 36324121
10 Decimal 7972945
12 Duodecimal 2805b81
16 Hexadecimal 79a851
20 Vigesimal 29gc75
36 Base36 4qvyp

Cryptographic Hash Functions

md5 b447c64e119760789b395798cf95bc55
sha1 f86b7392985f9514ef0629fa26de9bdc951513b4
sha256 70722f85242b5b8dca310a7fb1d29a946c0df498e008241105338d562269260b
sha512 3fb15a036c9303aa30062ca1d7752356de37c2573f17f190d13a341d3cea2a1ffbde07bb5ebe9707a3e5bc331dc9d7b3a88349ca2da531258964df73f2431c6a
ripemd-160 1e42543a2b961f2d53d6c6665e2de0e41bf88d78

7972945 as geometric shapes

Circle

Radius = n
Diameter 15945890
Circumference 50095490.878951
Area 1.9970429676294E+14

Sphere

Radius = n
Volume 2.1229751658061E+21
Surface area 7.9881718705176E+14
Circumference 50095490.878951

Square

Length = n
Perimeter 31891780
Area 63567851973025
Diagonal 11275446.951055

Cube

Length = n
Surface area 381407111838150
Volume 5.0682298754907E+20
Space diagonal 13809545.825952

Equilateral Triangle

Length = n
Perimeter 23918835
Area 27525687336324
Altitude 6904772.9129761

Triangular Pyramid

Length = n
Surface area 27525687336324
Volume 5.9729661892862E+19
Height 3758482.3170183