69889987 (number)

69889987 is an odd 8-digits composite number following 69889986 and preceding 69889988. In scientific notation, it is written as 6.9889987 × 10^7. The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors. There are 67109952 positive integers (up to 69889987) that are relatively prime to 69889987.

Interesting facts

Basic properties

Name

Name sixty-nine million eight hundred eighty-nine thousand nine hundred eighty-seven

Notation

Scientific notation 6.9889987 × 10^7
Engineering notation 6.9889987 × 10^6

Prime Factorization of 69889987

Prime Factorization 53 × 47 × 28057

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 69889987
Product of the distinct prime numbers

The prime factorization of 69889987 is 53 × 47 × 28057. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 69889987)

Multiplication

n×y
n×2 139779974
n×3 209669961
n×4 279559948
n×5 349449935

Division

n÷y
n÷2 34944993.5
n÷3 23296662.333333
n÷3 17472496.75
n÷5 13977997.4

Exponentiation

ny
n2 4884610282860169
n3 3.4138534916916E+23
n4 2.3859417615423E+31
n5 1.6675343869695E+39

Nth Root

y√n
2√n 8360.023145901
3√n 411.91251441516
4√n 91.433162178178
5√n 37.058086605726

Divisors of 69889987

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 -69889986
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 69889987 can be divided by 8 positive divisors. The sum of these divisors (counting 69889987) is 1, the average is 0.125.

Base conversion 69889987

Base System Value
2 Binary 100001010100110111111000011
3 Ternary 11212111210001001
4 Quaternary 10022212333003
5 Quinary 120342434422
6 Senary 10533552431
8 Octal 412467703
10 Decimal 69889987
12 Duodecimal 1b4a5717
16 Hexadecimal 42a6fc3
20 Vigesimal 11gg4j7
36 Base36 15lzgj

Cryptographic Hash Functions

md5 242bebf003903d5a17f58adb6251d778
sha1 a8bb78015430d3e20254e98610a67736571b5fbb
sha256 2fe210cd34632a4a348507749a190eef87f35ce5ab37310a962e23bbaf688a25
sha512 652010b35162650fa0ff60205075b3ad2d10b82cf9ef2754b11a2f0a3ec1e6553255061cec69c432f36bcd145274dd346e2d59bb4c6fde815806e104965fc203
ripemd-160 1d2feee4547ab2b0a22e6d6d445bea84c8b8a041

69889987 as geometric shapes

Circle

Radius = n
Diameter 139779974
Circumference 439131739.43737
Area 1.5345455780283E+16

Sphere

Radius = n
Volume 1.4299916066574E+24
Surface area 6.1381823121131E+16
Circumference 439131739.43737

Square

Length = n
Perimeter 279559948
Area 4884610282860169
Diagonal 98839367.489479

Cube

Length = n
Surface area 29307661697161014
Volume 3.4138534916916E+23
Space diagonal 121053008.42433

Equilateral Triangle

Length = n
Perimeter 209669961
Area 2.1150982962718E+15
Altitude 60526504.212164

Triangular Pyramid

Length = n
Surface area 2.1150982962718E+15
Volume 4.0232649232542E+22
Height 32946455.829826