398889649 (number)

398889649 is an odd 9-digits composite number following 398889648 and preceding 398889650. In scientific notation, it is written as 3.98889649 × 10^8. The sum of its digits is 64. It has a total of 3 prime factors and 6 positive divisors. There are 375425280 positive integers (up to 398889649) that are relatively prime to 398889649.

Interesting facts

Basic properties

Name

Name three hundred ninety-eight million eight hundred eighty-nine thousand six hundred forty-nine

Notation

Scientific notation 3.98889649 × 10^8
Engineering notation 3.98889649 × 10^6

Prime Factorization of 398889649

Prime Factorization 17 × 17 × 1380241

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 23464097
Product of the distinct prime numbers

The prime factorization of 398889649 is 17 × 17 × 1380241. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 8, 4, 32, 127, 833, 303, 1279, 60547, 69157, 898513, 705822, 8561509, 4491685, 61293503, 39182818, 741362462, 386765447, 6584253142, 4012589731

Basic calculations (n = 398889649)

Multiplication

n×y
n×2 797779298
n×3 1196668947
n×4 1595558596
n×5 1994448245

Division

n÷y
n÷2 199444824.5
n÷3 132963216.33333
n÷3 99722412.25
n÷5 79777929.8

Exponentiation

ny
n2 159112952079343201
n3 6.3468509606283E+25
n4 2.5316931519403E+34
n5 1.0098661927532E+43

Nth Root

y√n
2√n 19972.221934477
3√n 736.12390658169
4√n 141.32311181996
5√n 52.501359974377

Divisors of 398889649

1, 17, 289, 1380241, 23464097, 398889649

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 -398889648
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 398889649 can be divided by 6 positive divisors. The sum of these divisors (counting 398889649) is 1, the average is 0.16666666666667.

Base conversion 398889649

Base System Value
2 Binary 10111110001101001001010110001
3 Ternary 1000210120200201201
4 Quaternary 113301221022301
5 Quinary 1304103432044
6 Senary 103325331201
8 Octal 2761511261
10 Decimal 398889649
12 Duodecimal b1706b01
16 Hexadecimal 17c692b1
20 Vigesimal 64d1429
36 Base36 6lhl81

Cryptographic Hash Functions

md5 c559e9e88ab9d0dedaa0eab339f88c0a
sha1 a5878adebc4a766966030fe7dde8d2d703a29698
sha256 ab7e8c5ce0cb029c5067acaf9ce919612955ee8aad1969f743905ab05f304fd0
sha512 97fb152535632ce538a72527da84c773d2b941700c11b880f0926f87578ebd66e7c7934fa3f50459f51e2cd3cf69c58ebdc028f74a20a2c5c9b71a53040f3cf0
ripemd-160 171d38dfac2eac233a05f44978f5494d2640f27f

398889649 as geometric shapes

Circle

Radius = n
Diameter 797779298
Circumference 2506297581.7828
Area 4.9986808134345E+17

Sphere

Radius = n
Volume 2.6585627135119E+26
Surface area 1.9994723253738E+18
Circumference 2506297581.7828

Square

Length = n
Perimeter 1595558596
Area 159112952079343201
Diagonal 564115151.50604

Cube

Length = n
Surface area 954677712476059206
Volume 6.3468509606283E+25
Space diagonal 690897138.68132

Equilateral Triangle

Length = n
Perimeter 1196668947
Area 6.8897929285924E+16
Altitude 345448569.34066

Triangular Pyramid

Length = n
Surface area 6.8897929285924E+16
Volume 7.4798355890677E+24
Height 188038383.83535