243357981 (number)

243357981 is an odd 9-digits composite number following 243357980 and preceding 243357982. In scientific notation, it is written as 2.43357981 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 162148992 positive integers (up to 243357981) that are relatively prime to 243357981.

Interesting facts

Basic properties

Name

Name two hundred forty-three million three hundred fifty-seven thousand nine hundred eighty-one

Notation

Scientific notation 2.43357981 × 10^8
Engineering notation 2.43357981 × 10^6

Prime Factorization of 243357981

Prime Factorization 3 × 1889 × 42943

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 243357981
Product of the distinct prime numbers

The prime factorization of 243357981 is 3 × 1889 × 42943. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 5, 21, 79, 840, 109, 4758, 7307, 13249, 43091, 857581, 814110, 7396421, 9233354, 15438435, 35821226, 445574667, 247384761, 6337472185, 6093566017

Basic calculations (n = 243357981)

Multiplication

n×y
n×2 486715962
n×3 730073943
n×4 973431924
n×5 1216789905

Division

n÷y
n÷2 121678990.5
n÷3 81119327
n÷3 60839495.25
n÷5 48671596.2

Exponentiation

ny
n2 59223106916396361
n3 1.4412415727721E+25
n4 3.5073763928309E+33
n5 8.5354803756639E+41

Nth Root

y√n
2√n 15599.935288327
3√n 624.33142886189
4√n 124.89970091368
5√n 47.560796455721

Divisors of 243357981

1, 3, 1889, 5667, 42943, 128829, 81119327, 243357981

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -243357980
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 243357981 can be divided by 8 positive divisors. The sum of these divisors (counting 243357981) is 1, the average is 0.125.

Base conversion 243357981

Base System Value
2 Binary 1110100000010101100100011101
3 Ternary 121221220212101120
4 Quaternary 32200111210131
5 Quinary 444244423411
6 Senary 40052001153
8 Octal 1640254435
10 Decimal 243357981
12 Duodecimal 696001b9
16 Hexadecimal e81591d
20 Vigesimal 3g0jej1
36 Base36 40w07x

Cryptographic Hash Functions

md5 a5d6418c764ec9826273606645f613af
sha1 d8dd3ff8b7f453453eca8cdad87c9e38f5568d65
sha256 54a536e8130d3cfac90451449fc1cd0bc28b19981fec9b0bf53fa09231d3f020
sha512 962685610428c1ecbf0d9facdd675740b905194b8f3de24c59d6937835196d08785b9d9e420a3dc56f9b6e6b7d54b54491f7cf1c637daed9b08a234eea5a4825
ripemd-160 c01c1eb32423e3d07ebcab3020b2b7cee388e257

243357981 as geometric shapes

Circle

Radius = n
Diameter 486715962
Circumference 1529063290.6041
Area 1.8605487761131E+17

Sphere

Radius = n
Volume 6.0370585827589E+25
Surface area 7.4421951044525E+17
Circumference 1529063290.6041

Square

Length = n
Perimeter 973431924
Area 59223106916396361
Diagonal 344160157.24193

Cube

Length = n
Surface area 355338641498378166
Volume 1.4412415727721E+25
Space diagonal 421508387.51938

Equilateral Triangle

Length = n
Perimeter 730073943
Area 2.5644357540321E+16
Altitude 210754193.75969

Triangular Pyramid

Length = n
Surface area 2.5644357540321E+16
Volume 1.6985194823919E+24
Height 114720052.41398