161796642 (number)

161796642 is an even 9-digits composite number following 161796641 and preceding 161796643. In scientific notation, it is written as 1.61796642 × 10^8. The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors. There are 46227600 positive integers (up to 161796642) that are relatively prime to 161796642.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred ninety-six thousand six hundred forty-two

Notation

Scientific notation 1.61796642 × 10^8
Engineering notation 1.61796642 × 10^6

Prime Factorization of 161796642

Prime Factorization 2 × 3 × 7 × 3852301

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 161796642
Product of the distinct prime numbers

The prime factorization of 161796642 is 2 × 3 × 7 × 3852301. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 8, 4, 65, 908, 562, 799, 3798, 60858, 62326, 458912, 22745, 6913746, 2184339, 8493505, 4517502, 463096988, 646180506, 1757299305, 299862295

Basic calculations (n = 161796642)

Multiplication

n×y
n×2 323593284
n×3 485389926
n×4 647186568
n×5 808983210

Division

n÷y
n÷2 80898321
n÷3 53932214
n÷3 40449160.5
n÷5 32359328.4

Exponentiation

ny
n2 26178153362476164
n3 4.2355373078097E+24
n4 6.8529571346932E+32
n5 1.1087854521633E+41

Nth Root

y√n
2√n 12719.930896039
3√n 544.90797986262
4√n 112.78267108044
5√n 43.832263757008

Divisors of 161796642

1, 2, 3, 6, 7, 14, 21, 42, 3852301, 7704602, 11556903, 23113806, 26966107, 53932214, 80898321, 161796642

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161796641
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161796642 can be divided by 16 positive divisors. The sum of these divisors (counting 161796642) is 1, the average is 0.0625.

Base conversion 161796642

Base System Value
2 Binary 1001101001001101001000100010
3 Ternary 102021110010021020
4 Quaternary 21221031020202
5 Quinary 312404443032
6 Senary 24015510310
8 Octal 1151151042
10 Decimal 161796642
12 Duodecimal 46228396
16 Hexadecimal 9a4d222
20 Vigesimal 2ab4bc2
36 Base36 2obv36

Cryptographic Hash Functions

md5 f80e315a8047e7859b989e06b45a9b29
sha1 6a7af5125865e8b3a4b159c3d9155f0552b32d85
sha256 f23db733d17283e6689783047844ad77fdeba6e4a95edc42fd5f0db4cd467287
sha512 6bbb9bbbf759422824984cd1ff463db9da2adb9cd196392dc65cb61696e9895cf54d2b8099a24bb3e7061242b2d7a29bc1642385e77aa09f7f8d8ce3dfc0af58
ripemd-160 5b50972ae6ae31fd2b7e3bbde73b968eb107b4bc

161796642 as geometric shapes

Circle

Radius = n
Diameter 323593284
Circumference 1016598283.7654
Area 8.2241094288102E+16

Sphere

Radius = n
Volume 1.774177718696E+25
Surface area 3.2896437715241E+17
Circumference 1016598283.7654

Square

Length = n
Perimeter 647186568
Area 26178153362476164
Diagonal 228815005.46282

Cube

Length = n
Surface area 157068920174856984
Volume 4.2355373078097E+24
Space diagonal 280240004.43803

Equilateral Triangle

Length = n
Perimeter 485389926
Area 1.1335472918035E+16
Altitude 140120002.21902

Triangular Pyramid

Length = n
Surface area 1.1335472918035E+16
Volume 4.9916285872014E+23
Height 76271668.487608