161874421 (number)

161874421 is an odd 9-digits composite number following 161874420 and preceding 161874422. In scientific notation, it is written as 1.61874421 × 10^8. The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors. There are 160441792 positive integers (up to 161874421) that are relatively prime to 161874421.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million eight hundred seventy-four thousand four hundred twenty-one

Notation

Scientific notation 1.61874421 × 10^8
Engineering notation 1.61874421 × 10^6

Prime Factorization of 161874421

Prime Factorization 113 × 1432517

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 161874421
Product of the distinct prime numbers

The prime factorization of 161874421 is 113 × 1432517. Since it has a total of 2 prime factors.

Most popular turbo-numbers

4, 8, 30, 15, 929, 947, 7778, 9351, 89267, 35665, 146023, 847084, 5780303, 4146980, 58480748, 10501234, 418075008, 763564602, 3582361702, 1916149167

Basic calculations (n = 161874421)

Multiplication

n×y
n×2 323748842
n×3 485623263
n×4 647497684
n×5 809372105

Division

n÷y
n÷2 80937210.5
n÷3 53958140.333333
n÷3 40468605.25
n÷5 32374884.2

Exponentiation

ny
n2 26203328174085241
n3 4.241648576453E+24
n4 6.8661440739881E+32
n5 1.1114530964794E+41

Nth Root

y√n
2√n 12722.987895931
3√n 544.99528206224
4√n 112.79622287972
5√n 43.836477162472

Divisors of 161874421

1, 113, 1432517, 161874421

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161874420
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161874421 can be divided by 4 positive divisors. The sum of these divisors (counting 161874421) is 1, the average is 0.25.

Base conversion 161874421

Base System Value
2 Binary 1001101001100000000111110101
3 Ternary 102021121001221221
4 Quaternary 21221200013311
5 Quinary 312414440141
6 Senary 24021310341
8 Octal 1151400765
10 Decimal 161874421
12 Duodecimal 462653b1
16 Hexadecimal 9a601f5
20 Vigesimal 2abe611
36 Base36 2odj3p

Cryptographic Hash Functions

md5 9368643b39b9e91924147257699250bc
sha1 f0342e7cb878c61713edacbc0c18b27284b31343
sha256 aefd7aaa4e57544ef1c47106f3a18bcfbd8cdee97234280a85b08b87631c3ddb
sha512 0da0b72086b5a85aad12482dfd6368931f5ae7f57f9dea02c8abea860a5190971fff16b2e5b48a14a1ab07a169a7b572fe9e4002e74f510aa74c518598260de9
ripemd-160 e60ed62522e55156830b50edbeb085bca668ac66

161874421 as geometric shapes

Circle

Radius = n
Diameter 323748842
Circumference 1017086983.6354
Area 8.2320183291309E+16

Sphere

Radius = n
Volume 1.7767376009193E+25
Surface area 3.2928073316523E+17
Circumference 1017086983.6354

Square

Length = n
Perimeter 647497684
Area 26203328174085241
Diagonal 228925001.57949

Cube

Length = n
Surface area 157219969044511446
Volume 4.241648576453E+24
Space diagonal 280374721.61779

Equilateral Triangle

Length = n
Perimeter 485623263
Area 1.1346373931229E+16
Altitude 140187360.8089

Triangular Pyramid

Length = n
Surface area 1.1346373931229E+16
Volume 4.998830786367E+23
Height 76308333.859831