155890257 (number)

155890257 is an odd 9-digits composite number following 155890256 and preceding 155890258. In scientific notation, it is written as 1.55890257 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 103896288 positive integers (up to 155890257) that are relatively prime to 155890257.

Interesting facts

Basic properties

Name

Name one hundred fifty-five million eight hundred ninety thousand two hundred fifty-seven

Notation

Scientific notation 1.55890257 × 10^8
Engineering notation 1.55890257 × 10^6

Prime Factorization of 155890257

Prime Factorization 3 × 10163 × 5113

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 155890257
Product of the distinct prime numbers

The prime factorization of 155890257 is 3 × 10163 × 5113. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 155890257)

Multiplication

n×y
n×2 311780514
n×3 467670771
n×4 623561028
n×5 779451285

Division

n÷y
n÷2 77945128.5
n÷3 51963419
n÷3 38972564.25
n÷5 31178051.4

Exponentiation

ny
n2 24301772227526049
n3 3.7884095181045E+24
n4 5.9057613339856E+32
n5 9.2065065213567E+40

Nth Root

y√n
2√n 12485.60198789
3√n 538.19499871138
4√n 111.73899045494
5√n 43.507466514508

Divisors of 155890257

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 -155890256
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 155890257 can be divided by 8 positive divisors. The sum of these divisors (counting 155890257) is 1, the average is 0.125.

Base conversion 155890257

Base System Value
2 Binary 1001010010101011001001010001
3 Ternary 101212100001020020
4 Quaternary 21102223021101
5 Quinary 304401442012
6 Senary 23245134053
8 Octal 1122531121
10 Decimal 155890257
12 Duodecimal 4425a329
16 Hexadecimal 94ab251
20 Vigesimal 28e65ch
36 Base36 2kt9ox

Cryptographic Hash Functions

md5 633f2eccc062e47d071a16e40100e128
sha1 65bb2e7b356438838025eb959ad26406e5faf3bf
sha256 0875a2ae7965926bfc6853c7b3260977bc4d5d80920ae3a03da54b741fe75aff
sha512 622c49aac577ad9c929c4bb010d70e85f924e0b017fea7d5a81014f812cf81827a55110e6921571f6f14ece1e82c11d89dbebae08e3540c2115e4a2f42db2ff5
ripemd-160 be25aa2a2b9d925facfe51cff3127f78e28d3d3d

155890257 as geometric shapes

Circle

Radius = n
Diameter 311780514
Circumference 979487372.31485
Area 7.6346269099208E+16

Sphere

Radius = n
Volume 1.5868852681156E+25
Surface area 3.0538507639683E+17
Circumference 979487372.31485

Square

Length = n
Perimeter 623561028
Area 24301772227526049
Diagonal 220462115.69123

Cube

Length = n
Surface area 145810633365156294
Volume 3.7884095181045E+24
Space diagonal 270009845.52897

Equilateral Triangle

Length = n
Perimeter 467670771
Area 1.052297605301E+16
Altitude 135004922.76448

Triangular Pyramid

Length = n
Surface area 1.052297605301E+16
Volume 4.4646834336056E+23
Height 73487371.897076