118087981 (number)

118087981 is an odd 9-digits composite number following 118087980 and preceding 118087982. In scientific notation, it is written as 1.18087981 × 10^8. The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors. There are 105840000 positive integers (up to 118087981) that are relatively prime to 118087981.

Interesting facts

Basic properties

Name

Name one hundred eighteen million eighty-seven thousand nine hundred eighty-one

Notation

Scientific notation 1.18087981 × 10^8
Engineering notation 1.18087981 × 10^6

Prime Factorization of 118087981

Prime Factorization 71 × 11 × 151201

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 118087981
Product of the distinct prime numbers

The prime factorization of 118087981 is 71 × 11 × 151201. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 8, 32, 31, 18, 514, 732, 8854, 14752, 96561, 501176, 783221, 816684, 1724428, 55569020, 93170029, 371637604, 638064770, 9170887783, 7910393165

Basic calculations (n = 118087981)

Multiplication

n×y
n×2 236175962
n×3 354263943
n×4 472351924
n×5 590439905

Division

n÷y
n÷2 59043990.5
n÷3 39362660.333333
n÷3 29521995.25
n÷5 23617596.2

Exponentiation

ny
n2 13944771256656361
n3 1.6467098832054E+24
n4 1.9445664540047E+32
n5 2.2962992647374E+40

Nth Root

y√n
2√n 10866.829390397
3√n 490.60868546776
4√n 104.24408563749
5√n 41.156756320342

Divisors of 118087981

1, 11, 71, 781, 151201, 1663211, 10735271, 118087981

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 -118087980
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 118087981 can be divided by 8 positive divisors. The sum of these divisors (counting 118087981) is 1, the average is 0.125.

Base conversion 118087981

Base System Value
2 Binary 111000010011110000100101101
3 Ternary 22020012111020221
4 Quaternary 13002132010231
5 Quinary 220212303411
6 Senary 15415011341
8 Octal 702360455
10 Decimal 118087981
12 Duodecimal 33669b51
16 Hexadecimal 709e12d
20 Vigesimal 1gi0jj1
36 Base36 1yb19p

Cryptographic Hash Functions

md5 2d8c245dfd41e17adee09de26baa60b8
sha1 a963f550cbeee5f28e43b4f8494a1148c8b95e29
sha256 b0cc27cc99f54632d0f55a770ac8428fc2175deea4842eb85320e24cf478ab2f
sha512 e9f8278c3fa2029f36ade971c248010e7048779c84bb8e463a7bc17205ba113f6ca0e2c614683c59bcf9b3adcc4707d8f78387d88fbb8bb8210182a8e60fe631
ripemd-160 fd1c7ed7e31ca1b81f85643157523c9f3050d3da

118087981 as geometric shapes

Circle

Radius = n
Diameter 236175962
Circumference 741968667.1737
Area 4.3808790935902E+16

Sphere

Radius = n
Volume 6.8977222288956E+24
Surface area 1.7523516374361E+17
Circumference 741968667.1737

Square

Length = n
Perimeter 472351924
Area 13944771256656361
Diagonal 167001624.28346

Cube

Length = n
Surface area 83668627539938166
Volume 1.6467098832054E+24
Space diagonal 204534382.85523

Equilateral Triangle

Length = n
Perimeter 354263943
Area 6.0382630791137E+15
Altitude 102267191.42761

Triangular Pyramid

Length = n
Surface area 6.0382630791137E+15
Volume 1.9406662084357E+23
Height 55667208.094485