20261388 (number)

20261388 is an even 8-digits composite number following 20261387 and preceding 20261389. In scientific notation, it is written as 2.0261388 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 24 positive divisors. There are 5788944 positive integers (up to 20261388) that are relatively prime to 20261388.

Interesting facts

Basic properties

Name

Name twenty million two hundred sixty-one thousand three hundred eighty-eight

Notation

Scientific notation 2.0261388 × 10^7
Engineering notation 2.0261388 × 10^6

Prime Factorization of 20261388

Prime Factorization 2 × 2 × 3 × 7 × 241207

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10130694
Product of the distinct prime numbers

The prime factorization of 20261388 is 2 × 2 × 3 × 7 × 241207. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 2, 64, 31, 271, 651, 4775, 3976, 84132, 65880, 162843, 884230, 2256025, 3229986, 38985628, 96401142, 602824429, 704666148, 8151368054, 7496011205

Basic calculations (n = 20261388)

Multiplication

n×y
n×2 40522776
n×3 60784164
n×4 81045552
n×5 101306940

Division

n÷y
n÷2 10130694
n÷3 6753796
n÷3 5065347
n÷5 4052277.6

Exponentiation

ny
n2 410523843686544
n3 8.3177828801844E+21
n4 1.6852982623517E+29
n5 3.4146481989234E+36

Nth Root

y√n
2√n 4501.2651554868
3√n 272.6191740888
4√n 67.091468574528
5√n 28.929027788253

Divisors of 20261388

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 241207, 482414, 723621, 964828, 1447242, 1688449, 2894484, 3376898, 5065347, 6753796, 10130694, 20261388

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20261387
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20261388 can be divided by 24 positive divisors. The sum of these divisors (counting 20261388) is 1, the average is 0.041666666666667.

Base conversion 20261388

Base System Value
2 Binary 1001101010010101000001100
3 Ternary 1102010101101210
4 Quaternary 1031102220030
5 Quinary 20141331023
6 Senary 2002134420
8 Octal 115225014
10 Decimal 20261388
12 Duodecimal 6951410
16 Hexadecimal 1352a0c
20 Vigesimal 66cd98
36 Base36 c29sc

Cryptographic Hash Functions

md5 411a5a150733903c1a5ef772a405863c
sha1 329f3d574cb129c41d3fb33a758940f91e76f007
sha256 ce05a3da4e5d430b816035caff1d04c32db7365af47165522ee9068b1034e553
sha512 4837757bfa5e3c122e7fa321dab8555ab19004d35029079c19438596d601de20ff62633120a5aec52a50fadbb2e298943289d846b1c66dd5d173c7b1c96dfd76
ripemd-160 6a077a2fee3ad0fe02f6dcb1693bb438303bab8c

20261388 as geometric shapes

Circle

Radius = n
Diameter 40522776
Circumference 127306055.38466
Area 1.2896986914491E+15

Sphere

Radius = n
Volume 3.4841447454056E+22
Surface area 5.1587947657964E+15
Circumference 127306055.38466

Square

Length = n
Perimeter 81045552
Area 410523843686544
Diagonal 28653929.702103

Cube

Length = n
Surface area 2463143062119264
Volume 8.3177828801844E+21
Space diagonal 35093753.447866

Equilateral Triangle

Length = n
Perimeter 60784164
Area 1.7776203874589E+14
Altitude 17546876.723933

Triangular Pyramid

Length = n
Surface area 1.7776203874589E+14
Volume 9.802601131693E+20
Height 9551309.9007012