78976987 (number)

78976987 is an odd 8-digits composite number following 78976986 and preceding 78976988. In scientific notation, it is written as 7.8976987 × 10^7. The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors. There are 76475784 positive integers (up to 78976987) that are relatively prime to 78976987.

Interesting facts

Basic properties

Name

Name seventy-eight million nine hundred seventy-six thousand nine hundred eighty-seven

Notation

Scientific notation 7.8976987 × 10^7
Engineering notation 7.8976987 × 10^6

Prime Factorization of 78976987

Prime Factorization 59 × 67 × 19979

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 78976987
Product of the distinct prime numbers

The prime factorization of 78976987 is 59 × 67 × 19979. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78976987)

Multiplication

n×y
n×2 157953974
n×3 236930961
n×4 315907948
n×5 394884935

Division

n÷y
n÷2 39488493.5
n÷3 26325662.333333
n÷3 19744246.75
n÷5 15795397.4

Exponentiation

ny
n2 6237364475598169
n3 4.9260825310358E+23
n4 3.8904715601454E+31
n5 3.0725772182947E+39

Nth Root

y√n
2√n 8886.8997406295
3√n 429.04237405259
4√n 94.270354516303
5√n 37.975203712022

Divisors of 78976987

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 -78976986
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 78976987 can be divided by 8 positive divisors. The sum of these divisors (counting 78976987) is 1, the average is 0.125.

Base conversion 78976987

Base System Value
2 Binary 100101101010001011111011011
3 Ternary 12111121110001121
4 Quaternary 10231101133123
5 Quinary 130204230422
6 Senary 11500430111
8 Octal 455213733
10 Decimal 78976987
12 Duodecimal 22548337
16 Hexadecimal 4b517db
20 Vigesimal 14dc297
36 Base36 1b0r17

Cryptographic Hash Functions

md5 f67fc94a432c0720a985a44c47988c9d
sha1 d0af18afa1627de874a156ac4448cad4ef4b62e6
sha256 d78483e1235db0142494eeee1044dbee57fd321dacf855acdd6d695b408375aa
sha512 4560124fe8b04e2d8e9bc0df2112616f634603f1c2b7eac9062b73b2a97a4b19f6dc220a23d70d1ef7f63fb5ab409a1306e8bd313664018574201471e6a789e5
ripemd-160 4f85a8bd1b9d773b1e2d034060f3cb41e24486aa

78976987 as geometric shapes

Circle

Radius = n
Diameter 157953974
Circumference 496227044.32371
Area 1.9595258414301E+16

Sphere

Radius = n
Volume 2.0634326253972E+24
Surface area 7.8381033657205E+16
Circumference 496227044.32371

Square

Length = n
Perimeter 315907948
Area 6237364475598169
Diagonal 111690326.13076

Cube

Length = n
Surface area 37424186853589014
Volume 4.9260825310358E+23
Space diagonal 136792154.11271

Equilateral Triangle

Length = n
Perimeter 236930961
Area 2.7008580442653E+15
Altitude 68396077.056353

Triangular Pyramid

Length = n
Surface area 2.7008580442653E+15
Volume 5.8054439373E+22
Height 37230108.710255