78897240 (number)

78897240 is an even 8-digits composite number following 78897239 and preceding 78897241. In scientific notation, it is written as 7.8897240 × 10^7. The sum of its digits is 45. It has a total of 7 prime factors and 64 positive divisors. There are 21036672 positive integers (up to 78897240) that are relatively prime to 78897240.

Interesting facts

Basic properties

Name

Name seventy-eight million eight hundred ninety-seven thousand two hundred forty

Notation

Scientific notation 7.8897240 × 10^7
Engineering notation 7.8897240 × 10^6

Prime Factorization of 78897240

Prime Factorization 2 × 2 × 2 × 45 × 3 × 9 × 8117

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 19724310
Product of the distinct prime numbers

The prime factorization of 78897240 is 2 × 2 × 2 × 45 × 3 × 9 × 8117. Since it has a total of 7 prime factors.

Most popular turbo-numbers

1, 5, 15, 72, 965, 794, 1332, 1662, 21232, 98301, 737794, 517879, 836845, 3212366, 96703148, 660581, 681844756, 801255428, 9582757386, 9158081606

Basic calculations (n = 78897240)

Multiplication

n×y
n×2 157794480
n×3 236691720
n×4 315588960
n×5 394486200

Division

n÷y
n÷2 39448620
n÷3 26299080
n÷3 19724310
n÷5 15779448

Exponentiation

ny
n2 6224774479617600
n3 4.9111752606426E+23
n4 3.8747817322099E+31
n5 3.0570958427378E+39

Nth Root

y√n
2√n 8882.4118346314
3√n 428.89791693028
4√n 94.246548131119
5√n 37.967531521423

Divisors of 78897240

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 45, 54, 72, 90, 108, 135, 180, 216, 270, 360, 405, 540, 810, 1080, 1215, 1620, 2430, 3240, 4860, 8117, 9720, 16234, 24351, 32468, 48702, 64936, 73053, 97404, 146106, 194808, 219159, 292212, 365265, 438318, 584424, 730530, 876636, 1095795, 1461060, 1753272, 2191590, 2922120, 3287385, 4383180, 6574770, 8766360, 9862155, 13149540, 19724310, 26299080, 39448620, 78897240

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78897239
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78897240 can be divided by 64 positive divisors. The sum of these divisors (counting 78897240) is 1, the average is 0.015625.

Base conversion 78897240

Base System Value
2 Binary 100101100111110000001011000
3 Ternary 12111110101200000
4 Quaternary 10230332001120
5 Quinary 130144202430
6 Senary 11455013000
8 Octal 454760130
10 Decimal 78897240
12 Duodecimal 2250a160
16 Hexadecimal 4b3e058
20 Vigesimal 14d2320
36 Base36 1az1i0

Cryptographic Hash Functions

md5 0ef8846e55b6a1d4a46bc6658c9643e7
sha1 b3283eaf5785b7ecff72d35465f79cf6ebd0ed03
sha256 88c8efeaa2bae239df66bd149b100cb6123698548cb27e3f5f7431761a7e351f
sha512 ba4b5a994e245d1fcc0e331c7450e8530acf4262ea0d06a24ada1f36b5bc9dd79a143f70615133d05a0a40f8309dd5bec041a6c0d3cb723c3bc8f829a8927fe6
ripemd-160 d5ad1cd8c289b28330de8b8261ffc9496039848e

78897240 as geometric shapes

Circle

Radius = n
Diameter 157794480
Circumference 495725979.14502
Area 1.955570577542E+16

Sphere

Radius = n
Volume 2.0571882825769E+24
Surface area 7.822282310168E+16
Circumference 495725979.14502

Square

Length = n
Perimeter 315588960
Area 6224774479617600
Diagonal 111577546.84181

Cube

Length = n
Surface area 37348646877705600
Volume 4.9111752606426E+23
Space diagonal 136654028.25696

Equilateral Triangle

Length = n
Perimeter 236691720
Area 2.695406416089E+15
Altitude 68327014.128478

Triangular Pyramid

Length = n
Surface area 2.695406416089E+15
Volume 5.78787555066E+22
Height 37192515.613935