161844997 (number)

161844997 is an odd 9-digits composite number following 161844996 and preceding 161844998. In scientific notation, it is written as 1.61844997 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 152626320 positive integers (up to 161844997) that are relatively prime to 161844997.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million eight hundred forty-four thousand nine hundred ninety-seven

Notation

Scientific notation 1.61844997 × 10^8
Engineering notation 1.61844997 × 10^6

Prime Factorization of 161844997

Prime Factorization 23 × 71 × 99109

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 161844997
Product of the distinct prime numbers

The prime factorization of 161844997 is 23 × 71 × 99109. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161844997)

Multiplication

n×y
n×2 323689994
n×3 485534991
n×4 647379988
n×5 809224985

Division

n÷y
n÷2 80922498.5
n÷3 53948332.333333
n÷3 40461249.25
n÷5 32368999.4

Exponentiation

ny
n2 26193803053930009
n3 4.2393359766819E+24
n4 6.8611531842807E+32
n5 1.1104433165265E+41

Nth Root

y√n
2√n 12721.831511225
3√n 544.96225870005
4√n 112.79109677286
5√n 43.834883410613

Divisors of 161844997

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 -161844996
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 161844997 can be divided by 8 positive divisors. The sum of these divisors (counting 161844997) is 1, the average is 0.125.

Base conversion 161844997

Base System Value
2 Binary 1001101001011000111100000101
3 Ternary 102021112120121011
4 Quaternary 21221120330011
5 Quinary 312413014442
6 Senary 24020522221
8 Octal 1151307405
10 Decimal 161844997
12 Duodecimal 46250371
16 Hexadecimal 9a58f05
20 Vigesimal 2abac9h
36 Base36 2ocwed

Cryptographic Hash Functions

md5 f10cde7b2d1a96a4ae0aaaf5a0a1b82c
sha1 95f47cf7404fbcb782afd7047bd7f22724b49b89
sha256 377cb5436d83c8388f6c42b353ffc6079bed0a1a002d40146a03b9f31b0331ad
sha512 9080ff1bf42f08a455ad9692b47c567fadd79be78ebbfbf9b115c2d6f2c16535f107fbcdcf0c6dd94984d74f45bce0edaa6c15a07a29cb3df91bd65d7f1b1a17
ripemd-160 d1ead46c8e390007db3457c8f639e1fa147cfa36

161844997 as geometric shapes

Circle

Radius = n
Diameter 323689994
Circumference 1016902107.1909
Area 8.2290259243804E+16

Sphere

Radius = n
Volume 1.7757689013924E+25
Surface area 3.2916103697522E+17
Circumference 1016902107.1909

Square

Length = n
Perimeter 647379988
Area 26193803053930009
Diagonal 228883389.75963

Cube

Length = n
Surface area 157162818323580054
Volume 4.2393359766819E+24
Space diagonal 280323757.75483

Equilateral Triangle

Length = n
Perimeter 485534991
Area 1.1342249433215E+16
Altitude 140161878.87742

Triangular Pyramid

Length = n
Surface area 1.1342249433215E+16
Volume 4.9961053613998E+23
Height 76294463.253211