215895940 (number)

215895940 is an even 9-digits composite number following 215895939 and preceding 215895941. In scientific notation, it is written as 2.15895940 × 10^8. The sum of its digits is 43. It has a total of 7 prime factors and 96 positive divisors. There are 75119616 positive integers (up to 215895940) that are relatively prime to 215895940.

Interesting facts

Basic properties

Name

Name two hundred fifteen million eight hundred ninety-five thousand nine hundred forty

Notation

Scientific notation 2.15895940 × 10^8
Engineering notation 2.15895940 × 10^6

Prime Factorization of 215895940

Prime Factorization 2 × 2 × 5 × 13 × 79 × 23 × 457

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 107947970
Product of the distinct prime numbers

The prime factorization of 215895940 is 2 × 2 × 5 × 13 × 79 × 23 × 457. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 215895940)

Multiplication

n×y
n×2 431791880
n×3 647687820
n×4 863583760
n×5 1079479700

Division

n÷y
n÷2 107947970
n÷3 71965313.333333
n÷3 53973985
n÷5 43179188

Exponentiation

ny
n2 46611056908483600
n3 1.0063137945651E+25
n4 2.1725906261259E+33
n5 4.6905349546264E+41

Nth Root

y√n
2√n 14693.397837124
3√n 599.90363267121
4√n 121.21632661124
5√n 46.435368362571

Divisors of 215895940

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -215895939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 215895940 can be divided by 96 positive divisors. The sum of these divisors (counting 215895940) is 1, the average is 0.010416666666667.

Base conversion 215895940

Base System Value
2 Binary 1100110111100100111110000100
3 Ternary 120001020122112221
4 Quaternary 30313210332010
5 Quinary 420232132230
6 Senary 33231222124
8 Octal 1467447604
10 Decimal 215895940
12 Duodecimal 60377944
16 Hexadecimal cde4f84
20 Vigesimal 3796jh0
36 Base36 3kjedg

Cryptographic Hash Functions

md5 107605476315bc3da0bafb0e435bd6d0
sha1 7b96ba5bbffc10d916c949e47ed4f234ff2499d0
sha256 68e4629e32153eea45a72c27d880fbbddcb4bd92e9b6c8e5609768a37d176d03
sha512 7d579385e1836d242644948209be9074e25b657b95822f3e4e0225543e52237587c209fab1acbae92877329aa5b56c262884357325fcb3882328f80195f4d745
ripemd-160 3186f1f52766654ebb3a384b4572675cafa38e5d

215895940 as geometric shapes

Circle

Radius = n
Diameter 431791880
Circumference 1356514198.0877
Area 1.4643295395975E+17

Sphere

Radius = n
Volume 4.2152373656155E+25
Surface area 5.8573181583899E+17
Circumference 1356514198.0877

Square

Length = n
Perimeter 863583760
Area 46611056908483600
Diagonal 305322966.40929

Cube

Length = n
Surface area 279666341450901600
Volume 1.0063137945651E+25
Space diagonal 373942737.22784

Equilateral Triangle

Length = n
Perimeter 647687820
Area 2.0183179689994E+16
Altitude 186971368.61392

Triangular Pyramid

Length = n
Surface area 2.0183179689994E+16
Volume 1.1859521802309E+24
Height 101774322.13643