7661388 (number)

7661388 is an even 7-digits composite number following 7661387 and preceding 7661389. In scientific notation, it is written as 7.661388 × 10^6. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 2173824 positive integers (up to 7661388) that are relatively prime to 7661388.

Interesting facts

Basic properties

Name

Name seven million six hundred sixty-one thousand three hundred eighty-eight

Notation

Scientific notation 7.661388 × 10^6
Engineering notation 7.661388 × 10^6

Prime Factorization of 7661388

Prime Factorization 2 × 2 × 7 × 3 × 223 × 409

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 3830694
Product of the distinct prime numbers

The prime factorization of 7661388 is 2 × 2 × 7 × 3 × 223 × 409. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 7661388)

Multiplication

n×y
n×2 15322776
n×3 22984164
n×4 30645552
n×5 38306940

Division

n÷y
n÷2 3830694
n÷3 2553796
n÷3 1915347
n÷5 1532277.6

Exponentiation

ny
n2 58696866086544
n3 4.4969946547306E+20
n4 3.4453220883817E+27
n5 2.6395949304062E+34

Nth Root

y√n
2√n 2767.9212416541
3√n 197.1374580692
4√n 52.61103726077
5√n 23.815598026365

Divisors of 7661388

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 -7661387
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 7661388 can be divided by 48 positive divisors. The sum of these divisors (counting 7661388) is 1, the average is 0.020833333333333.

Base conversion 7661388

Base System Value
2 Binary 11101001110011101001100
3 Ternary 112102020110010
4 Quaternary 131032131030
5 Quinary 3430131023
6 Senary 432113220
8 Octal 35163514
10 Decimal 7661388
12 Duodecimal 2695810
16 Hexadecimal 74e74c
20 Vigesimal 27hd98
36 Base36 4k7kc

Cryptographic Hash Functions

md5 db3f1d69f387bc5af6d4510d9aae8af8
sha1 ccb2ac2c729e76f5a54c7344cc2226a7a2a8b5b1
sha256 d7d321d88cab1b5c0f5da5e7e027608418d380407caa37d4ec52e7fc6f04d333
sha512 d0b1013c47427f9baafec4c2d4c3202223c355e306126fd2afbf40d924897068b9fcf755ba83717d94e09874c0577368b96e90f0f3f05ce92e8366c05a85233f
ripemd-160 f5eb5bcf3e4b4e8015ffac8037988bb6c0ace9d4

7661388 as geometric shapes

Circle

Radius = n
Diameter 15322776
Circumference 48137920.514202
Area 1.8440164328623E+14

Sphere

Radius = n
Volume 1.8836967160712E+21
Surface area 7.3760657314492E+14
Circumference 48137920.514202

Square

Length = n
Perimeter 30645552
Area 58696866086544
Diagonal 10834838.816202

Cube

Length = n
Surface area 352181196519264
Volume 4.4969946547306E+20
Space diagonal 13269913.272499

Equilateral Triangle

Length = n
Perimeter 22984164
Area 25416488576740
Altitude 6634956.6362493

Triangular Pyramid

Length = n
Surface area 25416488576740
Volume 5.2997590255327E+19
Height 3611612.9387342