31994889 (number)

31994889 is an odd 8-digits composite number following 31994888 and preceding 31994890. In scientific notation, it is written as 3.1994889 × 10^7. The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors. There are 21329924 positive integers (up to 31994889) that are relatively prime to 31994889.

Interesting facts

Basic properties

Name

Name thirty-one million nine hundred ninety-four thousand eight hundred eighty-nine

Notation

Scientific notation 3.1994889 × 10^7
Engineering notation 3.1994889 × 10^6

Prime Factorization of 31994889

Prime Factorization 3 × 10664963

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 31994889
Product of the distinct prime numbers

The prime factorization of 31994889 is 3 × 10664963. Since it has a total of 2 prime factors.

Most popular turbo-numbers

5, 4, 55, 57, 889, 149, 5981, 6778, 43902, 4727, 599585, 236687, 9067883, 2666761, 40131556, 27321067, 917892000, 170821170, 5252776773, 6186519658

Basic calculations (n = 31994889)

Multiplication

n×y
n×2 63989778
n×3 95984667
n×4 127979556
n×5 159974445

Division

n÷y
n÷2 15997444.5
n÷3 10664963
n÷3 7998722.25
n÷5 6398977.8

Exponentiation

ny
n2 1023672922122321
n3 3.2752301515609E+22
n4 1.0479062514865E+30
n5 3.3527644198715E+37

Nth Root

y√n
2√n 5656.4024786078
3√n 317.46330697956
4√n 75.20905848771
5√n 31.696851235889

Divisors of 31994889

1, 3, 10664963, 31994889

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31994888
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31994889 can be divided by 4 positive divisors. The sum of these divisors (counting 31994889) is 1, the average is 0.25.

Base conversion 31994889

Base System Value
2 Binary 1111010000011010000001001
3 Ternary 2020012111201220
4 Quaternary 1322003100021
5 Quinary 31142314024
6 Senary 3101432253
8 Octal 172032011
10 Decimal 31994889
12 Duodecimal a86b689
16 Hexadecimal 1e83409
20 Vigesimal 9jj749
36 Base36 j1rex

Cryptographic Hash Functions

md5 965b4a62dcc399ad9f661a47f74eb091
sha1 1d084c24488dc758170c4ff4da66ff38cfac00b0
sha256 715f8ff0772e32d4cfb4d34f8880eca5818eab6be8e4209d29426eaa72027b77
sha512 e430d7047ac90539cea52cb5b3150aef38401ef723d2eac80ccfbe8a03537dd71cf9d2e48f7a7930c130e2733649a24ef99f68f5c57e914cda42c688b8fae086
ripemd-160 beb76a0cc4814a959b434c154c0a749c0c271323

31994889 as geometric shapes

Circle

Radius = n
Diameter 63989778
Circumference 201029816.46964
Area 3.2159633318183E+15

Sphere

Radius = n
Volume 1.3719251977279E+23
Surface area 1.2863853327273E+16
Circumference 201029816.46964

Square

Length = n
Perimeter 127979556
Area 1023672922122321
Diagonal 45247605.950422

Cube

Length = n
Surface area 6142037532733926
Volume 3.2752301515609E+22
Space diagonal 55416773.330527

Equilateral Triangle

Length = n
Perimeter 95984667
Area 4.4326337786209E+14
Altitude 27708386.665263

Triangular Pyramid

Length = n
Surface area 4.4326337786209E+14
Volume 3.8598957501923E+21
Height 15082535.316807