161880 (number)

161880 is an even 6-digits composite number following 161879 and preceding 161881. In scientific notation, it is written as 1.61880 × 10^5. The sum of its digits is 24. It has a total of 7 prime factors and 64 positive divisors. There are 40320 positive integers (up to 161880) that are relatively prime to 161880.

Interesting facts

Basic properties

Name

Name one hundred sixty-one thousand eight hundred eighty

Notation

Scientific notation 1.61880 × 10^5
Engineering notation 1.61880 × 10^3

Prime Factorization of 161880

Prime Factorization 2 × 2 × 2 × 19 × 5 × 3 × 71

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 40470
Product of the distinct prime numbers

The prime factorization of 161880 is 2 × 2 × 2 × 19 × 5 × 3 × 71. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 6, 22, 99, 608, 54, 9783, 7824, 45753, 43666, 443516, 698321, 1274323, 887460, 6257548, 94904527, 849309237, 668320587, 3413622992, 887490766

Basic calculations (n = 161880)

Multiplication

n×y
n×2 323760
n×3 485640
n×4 647520
n×5 809400

Division

n÷y
n÷2 80940
n÷3 53960
n÷3 40470
n÷5 32376

Exponentiation

ny
n2 26205134400
n3 4242087156672000
n4 6.8670906892206E+20
n5 1.111644640771E+26

Nth Root

y√n
2√n 402.34313713546
3√n 54.500154307562
4√n 20.058492892923
5√n 11.011301118262

Divisors of 161880

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 710, 760, 852, 1065, 1140, 1349, 1420, 1704, 2130, 2280, 2698, 2840, 4047, 4260, 5396, 6745, 8094, 8520, 10792, 13490, 16188, 20235, 26980, 32376, 40470, 53960, 80940, 161880

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161879
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161880 can be divided by 64 positive divisors. The sum of these divisors (counting 161880) is 1, the average is 0.015625.

Base conversion 161880

Base System Value
2 Binary 100111100001011000
3 Ternary 22020001120
4 Quaternary 213201120
5 Quinary 20140010
6 Senary 3245240
8 Octal 474130
10 Decimal 161880
12 Duodecimal 79820
16 Hexadecimal 27858
20 Vigesimal 104e0
36 Base36 3gwo

Cryptographic Hash Functions

md5 7597e3a183bc07eaee02caa236df8d52
sha1 ca856aefa95a044f71cbf3c9a4c7a81020a629bf
sha256 9909820f3ffe9450f88da6650498cd15f520bfdda4ea80620c257f7ea5f50bd1
sha512 1f9d82e77451983656640f037b66e5638595eae8fba6162e606a90f968e79261299e2ede9f7b51e9aee260e142843cd4cde87b0a213802583fe9f78914249a41
ripemd-160 015fedbe823c9eafb2a19195f24b3426330970c1

161880 as geometric shapes

Circle

Radius = n
Diameter 323760
Circumference 1017122.0375262
Area 82325857717.373

Sphere

Radius = n
Volume 1.7769213129718E+16
Surface area 329303430869.49
Circumference 1017122.0375262

Square

Length = n
Perimeter 647520
Area 26205134400
Diagonal 228932.89147696

Cube

Length = n
Surface area 157230806400
Volume 4242087156672000
Space diagonal 280384.38472925

Equilateral Triangle

Length = n
Perimeter 485640
Area 11347156049.993
Altitude 140192.19236462

Triangular Pyramid

Length = n
Surface area 11347156049.993
Volume 4.9993476581119E+14
Height 76310.963825652