221528994 (number)

221528994 is an even 9-digits composite number following 221528993 and preceding 221528995. In scientific notation, it is written as 2.21528994 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 73842996 positive integers (up to 221528994) that are relatively prime to 221528994.

Interesting facts

Basic properties

Name

Name two hundred twenty-one million five hundred twenty-eight thousand nine hundred ninety-four

Notation

Scientific notation 2.21528994 × 10^8
Engineering notation 2.21528994 × 10^6

Prime Factorization of 221528994

Prime Factorization 2 × 3 × 36921499

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 221528994
Product of the distinct prime numbers

The prime factorization of 221528994 is 2 × 3 × 36921499. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 1, 32, 62, 221, 318, 7553, 9696, 96387, 62120, 584620, 30011, 9082323, 2221625, 68103921, 49376059, 127158403, 101825342, 6846029535, 2507711393

Basic calculations (n = 221528994)

Multiplication

n×y
n×2 443057988
n×3 664586982
n×4 886115976
n×5 1107644970

Division

n÷y
n÷2 110764497
n÷3 73842998
n÷3 55382248.5
n÷5 44305798.8

Exponentiation

ny
n2 49075095182652036
n3 1.0871556466267E+25
n4 2.4083649671864E+33
n5 5.3352266836564E+41

Nth Root

y√n
2√n 14883.850106743
3√n 605.07636856698
4√n 121.99938568183
5√n 46.675192209576

Divisors of 221528994

1, 2, 3, 6, 36921499, 73842998, 110764497, 221528994

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 -221528993
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 221528994 can be divided by 8 positive divisors. The sum of these divisors (counting 221528994) is 1, the average is 0.125.

Base conversion 221528994

Base System Value
2 Binary 1101001101000100001110100010
3 Ternary 120102211211122120
4 Quaternary 31031010032202
5 Quinary 423202411434
6 Senary 33552045110
8 Octal 1515041642
10 Decimal 221528994
12 Duodecimal 62233796
16 Hexadecimal d3443a2
20 Vigesimal 394b29e
36 Base36 3nw4v6

Cryptographic Hash Functions

md5 24f25153c26f6cab4ebbc2fe5e5699aa
sha1 1e348d26804a1c8ea537c7b2fed6b12addd974a9
sha256 78b5860b80e77d488440fccd012ac3645ae6cde16f4239ddd5b82918a26a035d
sha512 b523396a35fd9ff96de0d6ed2f9bf0e19bf0575a58573759d95883ea59fe513b2ebbe6d2c89b091c0f0eb3af1e5f976c172e7dda0a97a02c275169622e86a4af
ripemd-160 b70f0ae3a9957817038fc57af084ac8b421ec217

221528994 as geometric shapes

Circle

Radius = n
Diameter 443057988
Circumference 1391907720.2151
Area 1.5417395850004E+17

Sphere

Radius = n
Volume 4.5538669236682E+25
Surface area 6.1669583400016E+17
Circumference 1391907720.2151

Square

Length = n
Perimeter 886115976
Area 49075095182652036
Diagonal 313289307.77367

Cube

Length = n
Surface area 294450571095912216
Volume 1.0871556466267E+25
Space diagonal 383699472.95762

Equilateral Triangle

Length = n
Perimeter 664586982
Area 2.1250139560658E+16
Altitude 191849736.47881

Triangular Pyramid

Length = n
Surface area 2.1250139560658E+16
Volume 1.2812252165583E+24
Height 104429769.25789