138897507 (number)

138897507 is an odd 9-digits composite number following 138897506 and preceding 138897508. In scientific notation, it is written as 1.38897507 × 10^8. The sum of its digits is 48. It has a total of 6 prime factors and 32 positive divisors. There are 78937824 positive integers (up to 138897507) that are relatively prime to 138897507.

Interesting facts

Basic properties

Name

Name one hundred thirty-eight million eight hundred ninety-seven thousand five hundred seven

Notation

Scientific notation 1.38897507 × 10^8
Engineering notation 1.38897507 × 10^6

Prime Factorization of 138897507

Prime Factorization 7 × 3 × 7 × 7 × 389 × 347

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2834643
Product of the distinct prime numbers

The prime factorization of 138897507 is 7 × 3 × 7 × 7 × 389 × 347. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 138897507)

Multiplication

n×y
n×2 277795014
n×3 416692521
n×4 555590028
n×5 694487535

Division

n÷y
n÷2 69448753.5
n÷3 46299169
n÷3 34724376.75
n÷5 27779501.4

Exponentiation

ny
n2 19292517450815049
n3 2.6796825776722E+24
n4 3.7220122959E+32
n5 5.1697822892386E+40

Nth Root

y√n
2√n 11785.478649592
3√n 517.8827954941
4√n 108.56094440264
5√n 42.514677611768

Divisors of 138897507

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -138897506
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 138897507 can be divided by 32 positive divisors. The sum of these divisors (counting 138897507) is 1, the average is 0.03125.

Base conversion 138897507

Base System Value
2 Binary 1000010001110110100001100011
3 Ternary 100200100201120010
4 Quaternary 20101312201203
5 Quinary 241024210012
6 Senary 21441020003
8 Octal 1021664143
10 Decimal 138897507
12 Duodecimal 3a624603
16 Hexadecimal 8476863
20 Vigesimal 23823f7
36 Base36 2ap203

Cryptographic Hash Functions

md5 293a6494df08823f983d35027ddeb7ac
sha1 238960c96a59c39fd14bcb98e9ccb6e3ab1fb73f
sha256 eb22f199551a1e8e7711c5790273d8c137b2fc3824043781937e2491b76b9de2
sha512 df475fb02ddacbec3a6821032c2179214b0619cf24fbbd4c15cb670130128ac56b7cc2e123558471fec249e1c0e2381314978a44e5bd2118866471e3920a6460
ripemd-160 fd1dbe61ea135ff7ac8d638c315afaff877919b1

138897507 as geometric shapes

Circle

Radius = n
Diameter 277795014
Circumference 872718775.18627
Area 6.0609231092733E+16

Sphere

Radius = n
Volume 1.122462813329E+25
Surface area 2.4243692437093E+17
Circumference 872718775.18627

Square

Length = n
Perimeter 555590028
Area 19292517450815049
Diagonal 196430738.17921

Cube

Length = n
Surface area 115755104704890294
Volume 2.6796825776722E+24
Space diagonal 240577539.16865

Equilateral Triangle

Length = n
Perimeter 416692521
Area 8.3539051076802E+15
Altitude 120288769.58433

Triangular Pyramid

Length = n
Surface area 8.3539051076802E+15
Volume 3.1580362034991E+23
Height 65476912.726404