161361237 (number)

161361237 is an odd 9-digits composite number following 161361236 and preceding 161361238. In scientific notation, it is written as 1.61361237 × 10^8. The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors. There are 107543520 positive integers (up to 161361237) that are relatively prime to 161361237.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million three hundred sixty-one thousand two hundred thirty-seven

Notation

Scientific notation 1.61361237 × 10^8
Engineering notation 1.61361237 × 10^6

Prime Factorization of 161361237

Prime Factorization 3 × 9871 × 5449

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 161361237
Product of the distinct prime numbers

The prime factorization of 161361237 is 3 × 9871 × 5449. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161361237)

Multiplication

n×y
n×2 322722474
n×3 484083711
n×4 645444948
n×5 806806185

Division

n÷y
n÷2 80680618.5
n÷3 53787079
n÷3 40340309.25
n÷5 32272247.4

Exponentiation

ny
n2 26037448806170169
n3 4.2014349476878E+24
n4 6.7794874033393E+32
n5 1.0939464736288E+41

Nth Root

y√n
2√n 12702.80429669
3√n 544.41874679796
4√n 112.7067180637
5√n 43.808647242914

Divisors of 161361237

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161361236
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161361237 can be divided by 8 positive divisors. The sum of these divisors (counting 161361237) is 1, the average is 0.125.

Base conversion 161361237

Base System Value
2 Binary 1001100111100010110101010101
3 Ternary 102020122000000010
4 Quaternary 21213202311111
5 Quinary 312302024422
6 Senary 24002310433
8 Octal 1147426525
10 Decimal 161361237
12 Duodecimal 46058419
16 Hexadecimal 99e2d55
20 Vigesimal 2a8a31h
36 Base36 2o2j4l

Cryptographic Hash Functions

md5 17a87b0843e719a989d6ce13fbc5f796
sha1 a806798a5473eabc804d7c94f0399d7801db3164
sha256 1f54d49b8e01bc9b85d3109d09ad2c09e5d68c02145a8a7bb843720ef3614bb1
sha512 5dcd6cd5a7932bb38fbb404e7eef9c770118c3a814a5ebb506a1479e4e9ba9dc9f9e5475bba5581f8ea9a2d71670b9e0bccc7290cbccf67730fda1295d2cd78e
ripemd-160 4121009e1853127e5840a6c9c2badefdad99e1ec

161361237 as geometric shapes

Circle

Radius = n
Diameter 322722474
Circumference 1013862553.4667
Area 8.1799057887685E+16

Sphere

Radius = n
Volume 1.7598929554922E+25
Surface area 3.2719623155074E+17
Circumference 1013862553.4667

Square

Length = n
Perimeter 645444948
Area 26037448806170169
Diagonal 228199249.8067

Cube

Length = n
Surface area 156224692837021014
Volume 4.2014349476878E+24
Space diagonal 279485860.85616

Equilateral Triangle

Length = n
Perimeter 484083711
Area 1.127454605794E+16
Altitude 139742930.42808

Triangular Pyramid

Length = n
Surface area 1.127454605794E+16
Volume 4.9514385703736E+23
Height 76066416.602233