155118421 (number)

155118421 is an odd 9-digits composite number following 155118420 and preceding 155118422. In scientific notation, it is written as 1.55118421 × 10^8. The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors. There are 145871040 positive integers (up to 155118421) that are relatively prime to 155118421.

Interesting facts

Basic properties

Name

Name one hundred fifty-five million one hundred eighteen thousand four hundred twenty-one

Notation

Scientific notation 1.55118421 × 10^8
Engineering notation 1.55118421 × 10^6

Prime Factorization of 155118421

Prime Factorization 17 × 6203 × 1471

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 155118421
Product of the distinct prime numbers

The prime factorization of 155118421 is 17 × 6203 × 1471. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 155118421)

Multiplication

n×y
n×2 310236842
n×3 465355263
n×4 620473684
n×5 775592105

Division

n÷y
n÷2 77559210.5
n÷3 51706140.333333
n÷3 38779605.25
n÷5 31023684.2

Exponentiation

ny
n2 24061724533533241
n3 3.7324167161786E+24
n4 5.7896658752764E+32
n5 8.9808382869045E+40

Nth Root

y√n
2√n 12454.654591758
3√n 537.30530074612
4√n 111.60042379739
5√n 43.464298541199

Divisors of 155118421

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 -155118420
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 155118421 can be divided by 8 positive divisors. The sum of these divisors (counting 155118421) is 1, the average is 0.125.

Base conversion 155118421

Base System Value
2 Binary 1001001111101110101101010101
3 Ternary 101210212211110201
4 Quaternary 21033232231111
5 Quinary 304202242141
6 Senary 23220420501
8 Octal 1117565525
10 Decimal 155118421
12 Duodecimal 43b47731
16 Hexadecimal 93eeb55
20 Vigesimal 2899g11
36 Base36 2kcq51

Cryptographic Hash Functions

md5 f893690164b2df0f65176a9484190b2e
sha1 dbe90345c663e3bb5b6a5fa60252599fc95fb258
sha256 1aa628af63564f0d4577882144d77933599561257aeac23d8cbee6b1c8fbc1bb
sha512 a272aaebbb80138d9ff41ce8569b6f0149ebfc0ce9b3410ed7c7f181e4a67c476a77840cf15e3b1cad2cbb0daf437078f647b8d0a23e5a2a9c4914748a789099
ripemd-160 16131d0d4b88827bd91e1eafa7457651068cdd30

155118421 as geometric shapes

Circle

Radius = n
Diameter 310236842
Circumference 974637783.7001
Area 7.5592137027249E+16

Sphere

Radius = n
Volume 1.563431058091E+25
Surface area 3.02368548109E+17
Circumference 974637783.7001

Square

Length = n
Perimeter 620473684
Area 24061724533533241
Diagonal 219370574.7521

Cube

Length = n
Surface area 144370347201199446
Volume 3.7324167161786E+24
Space diagonal 268672986.36186

Equilateral Triangle

Length = n
Perimeter 465355263
Area 1.0419032352452E+16
Altitude 134336493.18093

Triangular Pyramid

Length = n
Surface area 1.0419032352452E+16
Volume 4.3986952837066E+23
Height 73123524.917367