71297940 (number)

71297940 is an even 8-digits composite number following 71297939 and preceding 71297941. In scientific notation, it is written as 7.1297940 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 72 positive divisors. There are 16296000 positive integers (up to 71297940) that are relatively prime to 71297940.

Interesting facts

Basic properties

Name

Name seventy-one million two hundred ninety-seven thousand nine hundred forty

Notation

Scientific notation 7.1297940 × 10^7
Engineering notation 7.1297940 × 10^6

Prime Factorization of 71297940

Prime Factorization 2 × 2 × 3 × 7 × 5 × 7 × 24251

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5092710
Product of the distinct prime numbers

The prime factorization of 71297940 is 2 × 2 × 3 × 7 × 5 × 7 × 24251. Since it has a total of 7 prime factors.

Most popular turbo-numbers

7, 4, 52, 94, 534, 946, 8209, 1893, 74931, 18394, 146460, 789917, 5231790, 9664999, 80034769, 40347305, 475062536, 353566469, 7400122947, 6833536666

Basic calculations (n = 71297940)

Multiplication

n×y
n×2 142595880
n×3 213893820
n×4 285191760
n×5 356489700

Division

n÷y
n÷2 35648970
n÷3 23765980
n÷3 17824485
n÷5 14259588

Exponentiation

ny
n2 5083396248243600
n3 3.624356807035E+23
n4 2.5840917416657E+31
n5 1.8424041795178E+39

Nth Root

y√n
2√n 8443.8107510768
3√n 414.66017567316
4√n 91.890210311419
5√n 37.206206865805

Divisors of 71297940

1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 24251, 48502, 72753, 97004, 121255, 145506, 169757, 242510, 291012, 339514, 363765, 485020, 509271, 679028, 727530, 848785, 1018542, 1188299, 1455060, 1697570, 2037084, 2376598, 2546355, 3395140, 3564897, 4753196, 5092710, 5941495, 7129794, 10185420, 11882990, 14259588, 17824485, 23765980, 35648970, 71297940

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -71297939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 71297940 can be divided by 72 positive divisors. The sum of these divisors (counting 71297940) is 1, the average is 0.013888888888889.

Base conversion 71297940

Base System Value
2 Binary 100001111111110101110010100
3 Ternary 11222011022101110
4 Quaternary 10033332232110
5 Quinary 121223013230
6 Senary 11024055020
8 Octal 417765624
10 Decimal 71297940
12 Duodecimal 1ba64470
16 Hexadecimal 43feb94
20 Vigesimal 125c4h0
36 Base36 16g5uc

Cryptographic Hash Functions

md5 665fddbf0b167e2c886acb27ad304f4a
sha1 8a3f4afc6e829a079ba3eaa196b0f3b95ab42011
sha256 10f111cd0c92e967a5215fdcef8650e52f0bc5a22265798dd2aff466c5aaa887
sha512 57c2f8f0a2173e6a276b1abd9182b039e4e72b10de47272658575a6777bf65e0c021d09be2b50337b308ddbd4c6b7c23edb1114406d2ddcfe9dca6490b5930f8
ripemd-160 3dcacc92e4d5b5f8a3fb1e1aee3f04fc50bd58a2

71297940 as geometric shapes

Circle

Radius = n
Diameter 142595880
Circumference 447978169.04017
Area 1.5969960308768E+16

Sphere

Radius = n
Volume 1.5181670291959E+24
Surface area 6.3879841235072E+16
Circumference 447978169.04017

Square

Length = n
Perimeter 285191760
Area 5083396248243600
Diagonal 100830513.71726

Cube

Length = n
Surface area 30500377489461600
Volume 3.624356807035E+23
Space diagonal 123491654.555

Equilateral Triangle

Length = n
Perimeter 213893820
Area 2.2011751442407E+15
Altitude 61745827.277499

Triangular Pyramid

Length = n
Surface area 2.2011751442407E+15
Volume 4.2713454594901E+22
Height 33610171.239088