161814900 (number)

161814900 is an even 9-digits composite number following 161814899 and preceding 161814901. In scientific notation, it is written as 1.61814900 × 10^8. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 39830400 positive integers (up to 161814900) that are relatively prime to 161814900.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million eight hundred fourteen thousand nine hundred

Notation

Scientific notation 1.61814900 × 10^8
Engineering notation 1.61814900 × 10^6

Prime Factorization of 161814900

Prime Factorization 2 × 2 × 15 × 5 × 13 × 41491

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 80907450
Product of the distinct prime numbers

The prime factorization of 161814900 is 2 × 2 × 15 × 5 × 13 × 41491. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161814900)

Multiplication

n×y
n×2 323629800
n×3 485444700
n×4 647259600
n×5 809074500

Division

n÷y
n÷2 80907450
n÷3 53938300
n÷3 40453725
n÷5 32362980

Exponentiation

ny
n2 26184061862010000
n3 4.236971351795E+24
n4 6.8560509559357E+32
n5 1.1094111998296E+41

Nth Root

y√n
2√n 12720.648568371
3√n 544.92847587037
4√n 112.78585269603
5√n 43.833252965858

Divisors of 161814900

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161814899
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161814900 can be divided by 48 positive divisors. The sum of these divisors (counting 161814900) is 1, the average is 0.020833333333333.

Base conversion 161814900

Base System Value
2 Binary 1001101001010001100101110100
3 Ternary 102021111001022110
4 Quaternary 21221101211310
5 Quinary 312411034100
6 Senary 24020131020
8 Octal 1151214564
10 Decimal 161814900
12 Duodecimal 46236a70
16 Hexadecimal 9a51974
20 Vigesimal 2ab6h50
36 Base36 2oc96c

Cryptographic Hash Functions

md5 f9d95ef38c714f0256edf1d9a050f523
sha1 42db959d71253cfa74fbc2e7fbe7b3b9d4088fcd
sha256 5fa8ae155f4729b8cd29a669a8d6e06b5f675de7cb78001412b4223c841df2c1
sha512 afdb6323883ecf0aae7f326f2e9d178d1a93522f78b3db31af3e1da43e59b91ad6fd1983f0543d81af61447022e3630a47420cea495e97a1c0944ef21db5708c
ripemd-160 6cee917d40bd3fae2845d909c9d79c8ee2a98ea8

161814900 as geometric shapes

Circle

Radius = n
Diameter 323629800
Circumference 1016713002.1627
Area 8.2259656386831E+16

Sphere

Radius = n
Volume 1.7747784096359E+25
Surface area 3.2903862554733E+17
Circumference 1016713002.1627

Square

Length = n
Perimeter 647259600
Area 26184061862010000
Diagonal 228840826.17405

Cube

Length = n
Surface area 157104371172060000
Volume 4.236971351795E+24
Space diagonal 280271628.22168

Equilateral Triangle

Length = n
Perimeter 485444700
Area 1.1338031373382E+16
Altitude 140135814.11084

Triangular Pyramid

Length = n
Surface area 1.1338031373382E+16
Volume 4.9933186242456E+23
Height 76280275.391349