20145342 (number)

20145342 is an even 8-digits composite number following 20145341 and preceding 20145343. In scientific notation, it is written as 2.0145342 × 10^7. The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors. There are 5727744 positive integers (up to 20145342) that are relatively prime to 20145342.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-five thousand three hundred forty-two

Notation

Scientific notation 2.0145342 × 10^7
Engineering notation 2.0145342 × 10^6

Prime Factorization of 20145342

Prime Factorization 2 × 3 × 7 × 227 × 2113

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 20145342
Product of the distinct prime numbers

The prime factorization of 20145342 is 2 × 3 × 7 × 227 × 2113. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 9, 49, 8, 438, 496, 6341, 291, 55391, 62739, 560407, 599525, 1333587, 1033884, 6741856, 29789034, 325456114, 737481685, 5323731624, 9549766940

Basic calculations (n = 20145342)

Multiplication

n×y
n×2 40290684
n×3 60436026
n×4 80581368
n×5 100726710

Division

n÷y
n÷2 10072671
n÷3 6715114
n÷3 5036335.5
n÷5 4029068.4

Exponentiation

ny
n2 405834804296964
n3 8.1756809280654E+21
n4 1.6470188837876E+29
n5 3.3179758694358E+36

Nth Root

y√n
2√n 4488.3562692817
3√n 272.09770675206
4√n 66.995195867179
5√n 28.895813720849

Divisors of 20145342

1, 2, 3, 6, 7, 14, 21, 42, 227, 454, 681, 1362, 1589, 2113, 3178, 4226, 4767, 6339, 9534, 12678, 14791, 29582, 44373, 88746, 479651, 959302, 1438953, 2877906, 3357557, 6715114, 10072671, 20145342

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20145341
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20145342 can be divided by 32 positive divisors. The sum of these divisors (counting 20145342) is 1, the average is 0.03125.

Base conversion 20145342

Base System Value
2 Binary 1001100110110010010111110
3 Ternary 1101220111012210
4 Quaternary 1030312102332
5 Quinary 20124122332
6 Senary 1555441250
8 Octal 114662276
10 Decimal 20145342
12 Duodecimal 68b6226
16 Hexadecimal 13364be
20 Vigesimal 65i372
36 Base36 bzs8u

Cryptographic Hash Functions

md5 8d312f81062ac29eebc06040d5d74bd6
sha1 5ba51ba953bdc0851859a3ec8fa9ac10f1c4f101
sha256 5c1c0788f3c3dbb3efb656f349bb863a2bcfc942e842c9fedb1ce853d2d37b2d
sha512 80f8a7f93ebcc768208b7554de12e75ccd50e0f1b91c6b4f3da31b3d7d0e1a60b658196a615c9d0ebdf8f7f46ba3a2bb7258d2d79ec32a205caaac59ac4967e6
ripemd-160 5405f5e67737897798069419661f6cea48bcd606

20145342 as geometric shapes

Circle

Radius = n
Diameter 40290684
Circumference 126576916.86251
Area 1.2749676397504E+15

Sphere

Radius = n
Volume 3.4246212188939E+22
Surface area 5.0998705590016E+15
Circumference 126576916.86251

Square

Length = n
Perimeter 80581368
Area 405834804296964
Diagonal 28489815.875044

Cube

Length = n
Surface area 2435008825781784
Volume 8.1756809280654E+21
Space diagonal 34892755.879851

Equilateral Triangle

Length = n
Perimeter 60436026
Area 1.7573162513053E+14
Altitude 17446377.939926

Triangular Pyramid

Length = n
Surface area 1.7573162513053E+14
Volume 9.6351323750876E+20
Height 9496605.2916814