18742480 (number)

18742480 is an even 8-digits composite number following 18742479 and preceding 18742481. In scientific notation, it is written as 1.8742480 × 10^7. The sum of its digits is 34. It has a total of 6 prime factors and 20 positive divisors. There are 7496960 positive integers (up to 18742480) that are relatively prime to 18742480.

Interesting facts

Basic properties

Name

Name eighteen million seven hundred forty-two thousand four hundred eighty

Notation

Scientific notation 1.8742480 × 10^7
Engineering notation 1.8742480 × 10^6

Prime Factorization of 18742480

Prime Factorization 2 × 2 × 2 × 2 × 5 × 234281

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2342810
Product of the distinct prime numbers

The prime factorization of 18742480 is 2 × 2 × 2 × 2 × 5 × 234281. Since it has a total of 6 prime factors.

Most popular turbo-numbers

3, 10, 86, 50, 472, 363, 2814, 2501, 88333, 23523, 476756, 665918, 6511688, 6723472, 89443264, 67156872, 872489339, 753149279, 3348961989, 3315129351

Basic calculations (n = 18742480)

Multiplication

n×y
n×2 37484960
n×3 56227440
n×4 74969920
n×5 93712400

Division

n÷y
n÷2 9371240
n÷3 6247493.3333333
n÷3 4685620
n÷5 3748496

Exponentiation

ny
n2 351280556550400
n3 6.5838688055347E+21
n4 1.2339802941036E+29
n5 2.3127850982631E+36

Nth Root

y√n
2√n 4329.2585970348
3√n 265.6291211356
4√n 65.797101737347
5√n 28.481667442003

Divisors of 18742480

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 234281, 468562, 937124, 1171405, 1874248, 2342810, 3748496, 4685620, 9371240, 18742480

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18742479
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18742480 can be divided by 20 positive divisors. The sum of these divisors (counting 18742480) is 1, the average is 0.05.

Base conversion 18742480

Base System Value
2 Binary 1000111011111110011010000
3 Ternary 1022021012211221
4 Quaternary 1013133303100
5 Quinary 14244224410
6 Senary 1505414424
8 Octal 107376320
10 Decimal 18742480
12 Duodecimal 633a414
16 Hexadecimal 11dfcd0
20 Vigesimal 5h2g40
36 Base36 b5psg

Cryptographic Hash Functions

md5 9430507fcf4e493ae65c2cd428fe6460
sha1 75741463e5171fc8f0d0e3a2f6ba4b69b5098d4b
sha256 1e8baa3f4781fb1c74213c631e623566463868b7d50cd8270e1cf64f67318976
sha512 4d0bc3d6cff26174418d5f2395a7785a3bac429f259a191621e994d94ffd47e8c66cbfff7145ec14af00aeea3389aa42cb7449b02aac710407d726d6b4802e7a
ripemd-160 7876c529512302a7b8316078063647d9eb26f50c

18742480 as geometric shapes

Circle

Radius = n
Diameter 37484960
Circumference 117762474.95611
Area 1.1035804158077E+15

Sphere

Radius = n
Volume 2.7578445162223E+22
Surface area 4.4143216632307E+15
Circumference 117762474.95611

Square

Length = n
Perimeter 74969920
Area 351280556550400
Diagonal 26505869.408506

Cube

Length = n
Surface area 2107683339302400
Volume 6.5838688055347E+21
Space diagonal 32462927.619844

Equilateral Triangle

Length = n
Perimeter 56227440
Area 1.5210894291409E+14
Altitude 16231463.809922

Triangular Pyramid

Length = n
Surface area 1.5210894291409E+14
Volume 7.7591637980603E+20
Height 8835289.8028355