87661907 (number)

87661907 is an odd 8-digits composite number following 87661906 and preceding 87661908. In scientific notation, it is written as 8.7661907 × 10^7. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 84736512 positive integers (up to 87661907) that are relatively prime to 87661907.

Interesting facts

Basic properties

Name

Name eighty-seven million six hundred sixty-one thousand nine hundred seven

Notation

Scientific notation 8.7661907 × 10^7
Engineering notation 8.7661907 × 10^6

Prime Factorization of 87661907

Prime Factorization 43 × 97 × 21017

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 87661907
Product of the distinct prime numbers

The prime factorization of 87661907 is 43 × 97 × 21017. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 87661907)

Multiplication

n×y
n×2 175323814
n×3 262985721
n×4 350647628
n×5 438309535

Division

n÷y
n÷2 43830953.5
n÷3 29220635.666667
n÷3 21915476.75
n÷5 17532381.4

Exponentiation

ny
n2 7684609938876649
n3 6.7364756179308E+23
n4 5.9053229912682E+31
n5 5.1767187486551E+39

Nth Root

y√n
2√n 9362.7937604115
3√n 444.22565667327
4√n 96.76153037448
5√n 38.77592643819

Divisors of 87661907

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 -87661906
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 87661907 can be divided by 8 positive divisors. The sum of these divisors (counting 87661907) is 1, the average is 0.125.

Base conversion 87661907

Base System Value
2 Binary 101001110011001110101010011
3 Ternary 20002221200112022
4 Quaternary 11032121311103
5 Quinary 134420140112
6 Senary 12410522055
8 Octal 516316523
10 Decimal 87661907
12 Duodecimal 2543632b
16 Hexadecimal 5399d53
20 Vigesimal 177hef7
36 Base36 1g6wcz

Cryptographic Hash Functions

md5 5c89488594765cd76795f5be4a67f4a0
sha1 df25c070b972197193ce81830de67c379a5743e3
sha256 332774f309f52f40dce060e16992f9e77237263284ebf32c2ca5bb2998ce80eb
sha512 a273cfb048652d6c757dfc94c335a9418f6d563a85226a9cced69d22d89f3bdac808b2c90d6a341cb8daf6b5fc85c384b0dc08785b8d0a1ce032fff438d348bf
ripemd-160 aabe8e438e662069dcf8cb73727f4b65bc50bce8

87661907 as geometric shapes

Circle

Radius = n
Diameter 175323814
Circumference 550796006.06174
Area 2.4141914129678E+16

Sphere

Radius = n
Volume 2.8217683083171E+24
Surface area 9.6567656518712E+16
Circumference 550796006.06174

Square

Length = n
Perimeter 350647628
Area 7684609938876649
Diagonal 123972657.78289

Cube

Length = n
Surface area 46107659633259894
Volume 6.7364756179308E+23
Space diagonal 151834876.81238

Equilateral Triangle

Length = n
Perimeter 262985721
Area 3.3275337126208E+15
Altitude 75917438.406189

Triangular Pyramid

Length = n
Surface area 3.3275337126208E+15
Volume 7.9390126512279E+22
Height 41324219.260963