121569387 (number)

121569387 is an odd 9-digits composite number following 121569386 and preceding 121569388. In scientific notation, it is written as 1.21569387 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 78062400 positive integers (up to 121569387) that are relatively prime to 121569387.

Interesting facts

Basic properties

Name

Name one hundred twenty-one million five hundred sixty-nine thousand three hundred eighty-seven

Notation

Scientific notation 1.21569387 × 10^8
Engineering notation 1.21569387 × 10^6

Prime Factorization of 121569387

Prime Factorization 3 × 3239 × 12511

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 121569387
Product of the distinct prime numbers

The prime factorization of 121569387 is 3 × 3239 × 12511. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 121569387)

Multiplication

n×y
n×2 243138774
n×3 364708161
n×4 486277548
n×5 607846935

Division

n÷y
n÷2 60784693.5
n÷3 40523129
n÷3 30392346.75
n÷5 24313877.4

Exponentiation

ny
n2 14779115855555769
n3 1.7966880549619E+24
n4 2.1842226547194E+32
n5 2.6553460920575E+40

Nth Root

y√n
2√n 11025.850851522
3√n 495.38335368227
4√n 105.00405159574
5√n 41.396616433479

Divisors of 121569387

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 -121569386
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 121569387 can be divided by 8 positive divisors. The sum of these divisors (counting 121569387) is 1, the average is 0.125.

Base conversion 121569387

Base System Value
2 Binary 111001111110000000001101011
3 Ternary 22110202100211220
4 Quaternary 13033300001223
5 Quinary 222110210022
6 Senary 20021353123
8 Octal 717600153
10 Decimal 121569387
12 Duodecimal 348687a3
16 Hexadecimal 73f006b
20 Vigesimal 1hjg397
36 Base36 20dnjf

Cryptographic Hash Functions

md5 682f8fee00b20041bebbc006c3888bbc
sha1 597e97ce163df742cc56e21aef831d4c9f3a020a
sha256 e67bdfca258d4752249a2f6e7b5c97daf8d0098ab7fc045fff9b20a1dca4107f
sha512 e6f5d372c14263ef3879c08fae1cc1ccced4bda7bc2176efff076c83506fca17a4faf0f6bc4fb67bcc096dcd284db577ff6bfe200c318eb24c019c01d841c67d
ripemd-160 77ea64177cabd6114c6781906e2e7f0ebf268bad

121569387 as geometric shapes

Circle

Radius = n
Diameter 243138774
Circumference 763842986.20123
Area 4.6429961798366E+16

Sphere

Radius = n
Volume 7.5259493256811E+24
Surface area 1.8571984719347E+17
Circumference 763842986.20123

Square

Length = n
Perimeter 486277548
Area 14779115855555769
Diagonal 171925075.86478

Cube

Length = n
Surface area 88674695133334614
Volume 1.7966880549619E+24
Space diagonal 210564354.929

Equilateral Triangle

Length = n
Perimeter 364708161
Area 6.3995448881923E+15
Altitude 105282177.4645

Triangular Pyramid

Length = n
Surface area 6.3995448881923E+15
Volume 2.1174171789007E+23
Height 57308358.621594