161757372 (number)

161757372 is an even 9-digits composite number following 161757371 and preceding 161757373. In scientific notation, it is written as 1.61757372 × 10^8. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 45657600 positive integers (up to 161757372) that are relatively prime to 161757372.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred fifty-seven thousand three hundred seventy-two

Notation

Scientific notation 1.61757372 × 10^8
Engineering notation 1.61757372 × 10^6

Prime Factorization of 161757372

Prime Factorization 2 × 2 × 3 × 7 × 83 × 23201

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 80878686
Product of the distinct prime numbers

The prime factorization of 161757372 is 2 × 2 × 3 × 7 × 83 × 23201. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161757372)

Multiplication

n×y
n×2 323514744
n×3 485272116
n×4 647029488
n×5 808786860

Division

n÷y
n÷2 80878686
n÷3 53919124
n÷3 40439343
n÷5 32351474.4

Exponentiation

ny
n2 26165447396346384
n3 4.2324540080372E+24
n4 6.8463063745097E+32
n5 1.1074405270475E+41

Nth Root

y√n
2√n 12718.387161901
3√n 544.86389104518
4√n 112.77582702823
5√n 43.830135826401

Divisors of 161757372

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 -161757371
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 161757372 can be divided by 48 positive divisors. The sum of these divisors (counting 161757372) is 1, the average is 0.020833333333333.

Base conversion 161757372

Base System Value
2 Binary 1001101001000011100010111100
3 Ternary 102021101010101210
4 Quaternary 21221003202330
5 Quinary 312402213442
6 Senary 24015004420
8 Octal 1151034274
10 Decimal 161757372
12 Duodecimal 46209710
16 Hexadecimal 9a438bc
20 Vigesimal 2aajd8c
36 Base36 2ob0sc

Cryptographic Hash Functions

md5 29a0812e299541796afdd9e3b4b281f1
sha1 18ff5bbecbc0fd89c9c01abbc096fd99437442e5
sha256 a6be6ebe555427fb632595599421383ba36d1c9ca131964b252e70a4a0d6a79b
sha512 1e8483361ccfc6b7033d4bc7da9d7e21ea6ffe49b90c423147a110d9a578612f88a1ce676f763ad41e9954933b97f9eca37580e0b27524a8b4816367e5f2fd5a
ripemd-160 2cff22dd547a63ce4ae2b380d7b9da2e0c2dd736

161757372 as geometric shapes

Circle

Radius = n
Diameter 323514744
Circumference 1016351543.0784
Area 8.2201177318252E+16

Sphere

Radius = n
Volume 1.7728861891075E+25
Surface area 3.2880470927301E+17
Circumference 1016351543.0784

Square

Length = n
Perimeter 647029488
Area 26165447396346384
Diagonal 228759469.29623

Cube

Length = n
Surface area 156992684378078304
Volume 4.2324540080372E+24
Space diagonal 280171986.80282

Equilateral Triangle

Length = n
Perimeter 485272116
Area 1.1329971073311E+16
Altitude 140085993.40141

Triangular Pyramid

Length = n
Surface area 1.1329971073311E+16
Volume 4.9879948835722E+23
Height 76253156.432077