168993985 (number)

168993985 is an odd 9-digits composite number following 168993984 and preceding 168993986. In scientific notation, it is written as 1.68993985 × 10^8. The sum of its digits is 58. It has a total of 4 prime factors and 16 positive divisors. There are 130934016 positive integers (up to 168993985) that are relatively prime to 168993985.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million nine hundred ninety-three thousand nine hundred eighty-five

Notation

Scientific notation 1.68993985 × 10^8
Engineering notation 1.68993985 × 10^6

Prime Factorization of 168993985

Prime Factorization 5 × 229 × 37 × 3989

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 168993985
Product of the distinct prime numbers

The prime factorization of 168993985 is 5 × 229 × 37 × 3989. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 3, 94, 49, 368, 64, 8932, 625, 89989, 42598, 372643, 10909, 5823182, 7086714, 76618374, 92378851, 881766673, 629737934, 8701583899, 4224841977

Basic calculations (n = 168993985)

Multiplication

n×y
n×2 337987970
n×3 506981955
n×4 675975940
n×5 844969925

Division

n÷y
n÷2 84496992.5
n÷3 56331328.333333
n÷3 42248496.25
n÷5 33798797

Exponentiation

ny
n2 28558966966180225
n3 4.8262936350982E+24
n4 8.1561459417537E+32
n5 1.3783396049385E+41

Nth Root

y√n
2√n 12999.768651788
3√n 552.87092200397
4√n 114.01652797638
5√n 44.215470365204

Divisors of 168993985

1, 5, 37, 185, 229, 1145, 3989, 8473, 19945, 42365, 147593, 737965, 913481, 4567405, 33798797, 168993985

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -168993984
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 168993985 can be divided by 16 positive divisors. The sum of these divisors (counting 168993985) is 1, the average is 0.0625.

Base conversion 168993985

Base System Value
2 Binary 1010000100101010010011000001
3 Ternary 102202222210011111
4 Quaternary 22010222103001
5 Quinary 321230301420
6 Senary 24434043321
8 Octal 1204522301
10 Decimal 168993985
12 Duodecimal 48719541
16 Hexadecimal a12a4c1
20 Vigesimal 2cg44j5
36 Base36 2sm4ld

Cryptographic Hash Functions

md5 346d2c7e2b6626c3af81b193ec9808cb
sha1 f8fc15c61527c3ff6d65ae7a994e8d0cfee1bb38
sha256 a5ba9cd6b50e428acad22ec6bc0d2d7870b3248b73816ae12956f0e759bb495b
sha512 d2b4bff03af3f9d1846ad881f37bb54ba64f4bf1744eacf7727a76b28cc4c05f87faae9a37fb51e2773f447cc9f1a770a4f6609f544a60248e6cfb4d6e69e332
ripemd-160 dd25be3a26941de1ea481771d3b00f48df91cfa1

168993985 as geometric shapes

Circle

Radius = n
Diameter 337987970
Circumference 1061820523.5537
Area 8.9720640815065E+16

Sphere

Radius = n
Volume 2.0216331504122E+25
Surface area 3.5888256326026E+17
Circumference 1061820523.5537

Square

Length = n
Perimeter 675975940
Area 28558966966180225
Diagonal 238993585.54648

Cube

Length = n
Surface area 171353801797081350
Volume 4.8262936350982E+24
Space diagonal 292706168.19353

Equilateral Triangle

Length = n
Perimeter 506981955
Area 1.2366395449276E+16
Altitude 146353084.09677

Triangular Pyramid

Length = n
Surface area 1.2366395449276E+16
Volume 5.6878415956256E+23
Height 79664528.515492