1220921768 (number)

1220921768 is an even 10-digits composite number following 1220921767 and preceding 1220921769. In scientific notation, it is written as 1.220921768 × 10^9. The sum of its digits is 38. It has a total of 6 prime factors and 32 positive divisors. There are 551856960 positive integers (up to 1220921768) that are relatively prime to 1220921768.

Interesting facts

Basic properties

Name

Name one billion two hundred twenty million nine hundred twenty-one thousand seven hundred sixty-eight

Notation

Scientific notation 1.220921768 × 10^9
Engineering notation 1.220921768 × 10^9

Prime Factorization of 1220921768

Prime Factorization 2 × 2 × 2 × 11 × 179 × 77509

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 305230442
Product of the distinct prime numbers

The prime factorization of 1220921768 is 2 × 2 × 2 × 11 × 179 × 77509. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1220921768)

Multiplication

n×y
n×2 2441843536
n×3 3662765304
n×4 4883687072
n×5 6104608840

Division

n÷y
n÷2 610460884
n÷3 406973922.66667
n÷3 305230442
n÷5 244184353.6

Exponentiation

ny
n2 1490649963576245824
n3 1.8199669889986E+27
n4 2.2220373139099E+36
n5 2.7129337258608E+45

Nth Root

y√n
2√n 34941.690972247
3√n 1068.7987707393
4√n 186.92696694765
5√n 65.665547159367

Divisors of 1220921768

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 -1220921767
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 1220921768 can be divided by 32 positive divisors. The sum of these divisors (counting 1220921768) is 1, the average is 0.03125.

Base conversion 1220921768

Base System Value
2 Binary 1001000110001011100100110101000
3 Ternary 10011002101020210202
4 Quaternary 1020301130212220
5 Quinary 10000023444033
6 Senary 321052331332
8 Octal 11061344650
10 Decimal 1220921768
12 Duodecimal 2a0a73b48
16 Hexadecimal 48c5c9a8
20 Vigesimal j1af488
36 Base36 k6wl9k

Cryptographic Hash Functions

md5 90a130b3fc08fe5b95d4351ab4c58f36
sha1 90c583df539cdc1b6c9037d1eec77cd62635d37c
sha256 eac201cb84e041b4af0e487ca91bec0269ff1fc65b2d097f01dbe5fcc5345e5e
sha512 6e7ce2e74ccc6d60a232d4146e97695b4e0e5337b06b5daf9ff3ae77ada3f225a08cdb1d4877cfd0ac7ad5b576d86df16f9baa764be6f25844e67d7a242a7f5c
ripemd-160 2da0fd991ccda8edf69079a11632644c87057a57

1220921768 as geometric shapes

Circle

Radius = n
Diameter 2441843536
Circumference 7671277713.9133
Area 4.683014974645E+18

Sphere

Radius = n
Volume 7.6234598965521E+27
Surface area 1.873205989858E+19
Circumference 7671277713.9133

Square

Length = n
Perimeter 4883687072
Area 1490649963576245824
Diagonal 1726644122.9021

Cube

Length = n
Surface area 8943899781457474944
Volume 1.8199669889986E+27
Space diagonal 2114698534.2428

Equilateral Triangle

Length = n
Perimeter 3662765304
Area 6.4547036830369E+17
Altitude 1057349267.1214

Triangular Pyramid

Length = n
Surface area 6.4547036830369E+17
Volume 2.144851665761E+26
Height 575548040.96738