388625985 (number)

388625985 is an odd 9-digits composite number following 388625984 and preceding 388625986. In scientific notation, it is written as 3.88625985 × 10^8. The sum of its digits is 54. It has a total of 6 prime factors and 48 positive divisors. There are 183047040 positive integers (up to 388625985) that are relatively prime to 388625985.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred twenty-five thousand nine hundred eighty-five

Notation

Scientific notation 3.88625985 × 10^8
Engineering notation 3.88625985 × 10^6

Prime Factorization of 388625985

Prime Factorization 15 × 3 × 3 × 121 × 37 × 643

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 129541995
Product of the distinct prime numbers

The prime factorization of 388625985 is 15 × 3 × 3 × 121 × 37 × 643. Since it has a total of 6 prime factors.

Most popular turbo-numbers

3, 3, 5, 8, 152, 715, 5952, 9618, 82203, 14388, 755559, 264294, 5133331, 3130554, 79587871, 59653299, 992189373, 755825950, 5428244241, 7260124365

Basic calculations (n = 388625985)

Multiplication

n×y
n×2 777251970
n×3 1165877955
n×4 1554503940
n×5 1943129925

Division

n÷y
n÷2 194312992.5
n÷3 129541995
n÷3 97156496.25
n÷5 77725197

Exponentiation

ny
n2 151030156217220225
n3 5.8694243224621E+25
n4 2.2810108086998E+34
n5 8.864600723266E+42

Nth Root

y√n
2√n 19713.598986486
3√n 729.75533490901
4√n 140.40512450223
5√n 52.2283573785

Divisors of 388625985

1, 3, 9, 15, 37, 45, 111, 121, 135, 333, 363, 555, 643, 1089, 1665, 1815, 1929, 4477, 4995, 5445, 5787, 9645, 13431, 16335, 23791, 28935, 40293, 67155, 71373, 77803, 86805, 201465, 214119, 233409, 356865, 604395, 700227, 1070595, 1167045, 2878711, 3211785, 3501135, 8636133, 10503405, 25908399, 43180665, 129541995, 388625985

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 -388625984
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 388625985 can be divided by 48 positive divisors. The sum of these divisors (counting 388625985) is 1, the average is 0.020833333333333.

Base conversion 388625985

Base System Value
2 Binary 10111001010011111011001000001
3 Ternary 1000002021020122000
4 Quaternary 113022133121001
5 Quinary 1243442012420
6 Senary 102321334213
8 Octal 2712373101
10 Decimal 388625985
12 Duodecimal aa197369
16 Hexadecimal 1729f641
20 Vigesimal 618i4j5
36 Base36 6fdlq9

Cryptographic Hash Functions

md5 73b65a6f866168626cb3923b6b72b489
sha1 2568271a39cd6f102d59fb97febbbaf4fe38f416
sha256 2bd5ac936eb5c3b5caca8e4961417cb6b9aedb47d1915d9d1262cb0f0e12dbf4
sha512 2186a28bfb887c86447156f8ff249d6d2bb372b5759a57f8c3a23571647c3a163eb0ee7ab89b05cfd49c8283efa90a529f42c417e78a457f28b1e3c50dcaa5cd
ripemd-160 b4e4b01f9fcad7067471c571f8bd4891fc523b3f

388625985 as geometric shapes

Circle

Radius = n
Diameter 777251970
Circumference 2441809078.9402
Area 4.7447522924254E+17

Sphere

Radius = n
Volume 2.4585787109664E+26
Surface area 1.8979009169702E+18
Circumference 2441809078.9402

Square

Length = n
Perimeter 1554503940
Area 151030156217220225
Diagonal 549600138.6776

Cube

Length = n
Surface area 906180937303321350
Volume 5.8694243224621E+25
Space diagonal 673119951.1615

Equilateral Triangle

Length = n
Perimeter 1165877955
Area 6.5397976010822E+16
Altitude 336559975.58075

Triangular Pyramid

Length = n
Surface area 6.5397976010822E+16
Volume 6.9171829001237E+24
Height 183200046.22587