69897990 (number)

69897990 is an even 8-digits composite number following 69897989 and preceding 69897991. In scientific notation, it is written as 6.9897990 × 10^7. The sum of its digits is 57. It has a total of 5 prime factors and 32 positive divisors. There are 18287360 positive integers (up to 69897990) that are relatively prime to 69897990.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.9897990 × 10^7
Engineering notation 6.9897990 × 10^6

Prime Factorization of 69897990

Prime Factorization 2 × 3 × 5 × 53 × 43961

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 69897990
Product of the distinct prime numbers

The prime factorization of 69897990 is 2 × 3 × 5 × 53 × 43961. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 69897990)

Multiplication

n×y
n×2 139795980
n×3 209693970
n×4 279591960
n×5 349489950

Division

n÷y
n÷2 34948995
n÷3 23299330
n÷3 17474497.5
n÷5 13979598

Exponentiation

ny
n2 4885729006040100
n3 3.415026372069E+23
n4 2.3870347920462E+31
n5 1.6684893402409E+39

Nth Root

y√n
2√n 8360.5017791996
3√n 411.92823631456
4√n 91.435779535145
5√n 37.058935260295

Divisors of 69897990

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 -69897989
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 69897990 can be divided by 32 positive divisors. The sum of these divisors (counting 69897990) is 1, the average is 0.03125.

Base conversion 69897990

Base System Value
2 Binary 100001010101000111100000110
3 Ternary 11212112012000110
4 Quaternary 10022220330012
5 Quinary 120343213430
6 Senary 10534053450
8 Octal 412507406
10 Decimal 69897990
12 Duodecimal 1b4aa286
16 Hexadecimal 42a8f06
20 Vigesimal 11gh4ja
36 Base36 15m5mu

Cryptographic Hash Functions

md5 6881c5df338a22bdc60f0d763700a937
sha1 8c6be7c9d9c8339a5be0fcc8d395849e01d36084
sha256 9e5a76974a28a99fd65298ba285f391ee70b971042a2b8c33597e86be53cd893
sha512 592a1f6651157b3f1d0727c93dd4c334f1902517b91a79e7da6848cc866e1c95d96fcdfacaeb032cdb47c6317d6e0fa860d21f9f8f0d596a78e8e7b78406ceec
ripemd-160 82b9858f1d39c6a8efc87d6b77015036009bfe68

69897990 as geometric shapes

Circle

Radius = n
Diameter 139795980
Circumference 439182023.76939
Area 1.5348970352806E+16

Sphere

Radius = n
Volume 1.430482901641E+24
Surface area 6.1395881411225E+16
Circumference 439182023.76939

Square

Length = n
Perimeter 279591960
Area 4885729006040100
Diagonal 98850685.440619

Cube

Length = n
Surface area 29314374036240600
Volume 3.415026372069E+23
Space diagonal 121066870.02694

Equilateral Triangle

Length = n
Perimeter 209693970
Area 2.1155827176186E+15
Altitude 60533435.013471

Triangular Pyramid

Length = n
Surface area 2.1155827176186E+15
Volume 4.0246471760348E+22
Height 32950228.480206