31492980 (number)

31492980 is an even 8-digits composite number following 31492979 and preceding 31492981. In scientific notation, it is written as 3.1492980 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 72 positive divisors. There are 8031936 positive integers (up to 31492980) that are relatively prime to 31492980.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.1492980 × 10^7
Engineering notation 3.1492980 × 10^6

Prime Factorization of 31492980

Prime Factorization 2 × 2 × 5 × 3 × 3 × 23 × 7607

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5248830
Product of the distinct prime numbers

The prime factorization of 31492980 is 2 × 2 × 5 × 3 × 3 × 23 × 7607. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 5, 11, 9, 349, 915, 457, 861, 91600, 86145, 327961, 80063, 9704350, 7605366, 99680253, 92148179, 141037826, 108204772, 82570473, 7039595273

Basic calculations (n = 31492980)

Multiplication

n×y
n×2 62985960
n×3 94478940
n×4 125971920
n×5 157464900

Division

n÷y
n÷2 15746490
n÷3 10497660
n÷3 7873245
n÷5 6298596

Exponentiation

ny
n2 991807789280400
n3 3.1234982871652E+22
n4 9.8368269087727E+29
n5 3.0979099310144E+37

Nth Root

y√n
2√n 5611.8606540077
3√n 315.79451737558
4√n 74.912353146912
5√n 31.59677455577

Divisors of 31492980

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 7607, 15214, 22821, 30428, 38035, 45642, 68463, 76070, 91284, 114105, 136926, 152140, 174961, 228210, 273852, 342315, 349922, 456420, 524883, 684630, 699844, 874805, 1049766, 1369260, 1574649, 1749610, 2099532, 2624415, 3149298, 3499220, 5248830, 6298596, 7873245, 10497660, 15746490, 31492980

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31492979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31492980 can be divided by 72 positive divisors. The sum of these divisors (counting 31492980) is 1, the average is 0.013888888888889.

Base conversion 31492980

Base System Value
2 Binary 1111000001000101101110100
3 Ternary 2012021000020200
4 Quaternary 1320020231310
5 Quinary 31030233410
6 Senary 3043000500
8 Octal 170105564
10 Decimal 31492980
12 Duodecimal a669130
16 Hexadecimal 1e08b74
20 Vigesimal 9ggc90
36 Base36 ir050

Cryptographic Hash Functions

md5 94507a97fd6de0b84de6c5f8d9bcdcf1
sha1 b9fb1f35e196e018b1424d58fd7edf4cf1bc63f5
sha256 915e07a6cf115e3f2ff8ad49f0c8b12b594cae1351a8d7d80df152ff0e1183be
sha512 df37b4316d9e791a0b4f58eb6af821a09a428d045a6e17317ee2281193469156f64482ae17fde0123c10576da872b18ede930ae376f5231e85c3bc5aa2faa55d
ripemd-160 f4bfce00d5279fabbbd0f32cd61764dd16e79525

31492980 as geometric shapes

Circle

Radius = n
Diameter 62985960
Circumference 197876229.2153
Area 3.1158560645764E+15

Sphere

Radius = n
Volume 1.3083679029945E+23
Surface area 1.2463424258306E+16
Circumference 197876229.2153

Square

Length = n
Perimeter 125971920
Area 991807789280400
Diagonal 44537799.435545

Cube

Length = n
Surface area 5950846735682400
Volume 3.1234982871652E+22
Space diagonal 54547441.44175

Equilateral Triangle

Length = n
Perimeter 94478940
Area 4.2946537059405E+14
Altitude 27273720.720875

Triangular Pyramid

Length = n
Surface area 4.2946537059405E+14
Volume 3.6810780331318E+21
Height 14845933.145182