155454939 (number)

155454939 is an odd 9-digits composite number following 155454938 and preceding 155454940. In scientific notation, it is written as 1.55454939 × 10^8. The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors. There are 103636620 positive integers (up to 155454939) that are relatively prime to 155454939.

Interesting facts

Basic properties

Name

Name one hundred fifty-five million four hundred fifty-four thousand nine hundred thirty-nine

Notation

Scientific notation 1.55454939 × 10^8
Engineering notation 1.55454939 × 10^6

Prime Factorization of 155454939

Prime Factorization 3 × 3 × 17272771

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 51818313
Product of the distinct prime numbers

The prime factorization of 155454939 is 3 × 3 × 17272771. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 7, 90, 32, 30, 614, 3911, 8999, 7623, 99755, 643356, 320551, 3817993, 6774261, 15230354, 60514991, 967311771, 378187868, 8807564133, 838488355

Basic calculations (n = 155454939)

Multiplication

n×y
n×2 310909878
n×3 466364817
n×4 621819756
n×5 777274695

Division

n÷y
n÷2 77727469.5
n÷3 51818313
n÷3 38863734.75
n÷5 31090987.8

Exponentiation

ny
n2 24166238059493721
n3 3.7567610633981E+24
n4 5.8400706194812E+32
n5 9.0786782190715E+40

Nth Root

y√n
2√n 12468.157000936
3√n 537.69356821292
4√n 111.66090184544
5√n 43.483140717075

Divisors of 155454939

1, 3, 9, 17272771, 51818313, 155454939

6 divisors

τ Total Divisors 6
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -155454938
Sum of the proper positive divisors of n
A Arithmetic Mean 0.16666666666667
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 6
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 155454939 can be divided by 6 positive divisors. The sum of these divisors (counting 155454939) is 1, the average is 0.16666666666667.

Base conversion 155454939

Base System Value
2 Binary 1001010001000000110111011011
3 Ternary 101211111221002100
4 Quaternary 21101000313123
5 Quinary 304244024224
6 Senary 23231534443
8 Octal 1121006733
10 Decimal 155454939
12 Duodecimal 4408a423
16 Hexadecimal 9440ddb
20 Vigesimal 28bbh6j
36 Base36 2kjxsr

Cryptographic Hash Functions

md5 c0b09b3deabaa4846e1b3fa4304f2d91
sha1 c105bf8f17cddbe114daf62f22d01536ae0a069b
sha256 409af76afde19241bf16581448b447a4b6a99258f800a61dae7e5bac2dc0fa19
sha512 7b7190f3bbb7b0a3bf5c6a3251bd28b222c71022006a6237522e750e4ace75df3c2b1a5262bfe0e3c95c5088d49da6ab17b17599422eefb82819a8472a101da5
ripemd-160 1dcffb812212617ed7f7ffc87b4d4baa37e997b3

155454939 as geometric shapes

Circle

Radius = n
Diameter 310909878
Circumference 976752188.6533
Area 7.5920475952608E+16

Sphere

Radius = n
Volume 1.5736283944085E+25
Surface area 3.0368190381043E+17
Circumference 976752188.6533

Square

Length = n
Perimeter 621819756
Area 24166238059493721
Diagonal 219846483.07168

Cube

Length = n
Surface area 144997428356962326
Volume 3.7567610633981E+24
Space diagonal 269255852.63552

Equilateral Triangle

Length = n
Perimeter 466364817
Area 1.0464288036712E+16
Altitude 134627926.31776

Triangular Pyramid

Length = n
Surface area 1.0464288036712E+16
Volume 4.4273853720439E+23
Height 73282161.023894