64687545 (number)

64687545 is an odd 8-digits composite number following 64687544 and preceding 64687546. In scientific notation, it is written as 6.4687545 × 10^7. The sum of its digits is 45. It has a total of 7 prime factors and 64 positive divisors. There are 29030400 positive integers (up to 64687545) that are relatively prime to 64687545.

Interesting facts

Basic properties

Name

Name sixty-four million six hundred eighty-seven thousand five hundred forty-five

Notation

Scientific notation 6.4687545 × 10^7
Engineering notation 6.4687545 × 10^6

Prime Factorization of 64687545

Prime Factorization 65 × 3 × 3 × 3 × 31 × 41 × 29

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 7187505
Product of the distinct prime numbers

The prime factorization of 64687545 is 65 × 3 × 3 × 3 × 31 × 41 × 29. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 1, 74, 31, 466, 184, 5553, 450, 43237, 19081, 622108, 51471, 1658914, 7180290, 90291545, 77979272, 288612292, 502612713, 1778767025, 4888392982

Basic calculations (n = 64687545)

Multiplication

n×y
n×2 129375090
n×3 194062635
n×4 258750180
n×5 323437725

Division

n÷y
n÷2 32343772.5
n÷3 21562515
n÷3 16171886.25
n÷5 12937509

Exponentiation

ny
n2 4184478478127025
n3 2.7068363985537E+23
n4 1.7509860133908E+31
n5 1.1326698653559E+39

Nth Root

y√n
2√n 8042.8567685866
3√n 401.42728649236
4√n 89.681975717458
5√n 36.489182522476

Divisors of 64687545

1, 3, 9, 27, 29, 31, 41, 65, 87, 93, 123, 195, 261, 279, 369, 585, 783, 837, 899, 1107, 1189, 1271, 1755, 1885, 2015, 2665, 2697, 3567, 3813, 5655, 6045, 7995, 8091, 10701, 11439, 16965, 18135, 23985, 24273, 32103, 34317, 36859, 50895, 54405, 58435, 71955, 77285, 82615, 110577, 175305, 231855, 247845, 331731, 525915, 695565, 743535, 995193, 1577745, 2086695, 2230605, 2395835, 7187505, 21562515, 64687545

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -64687544
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 64687545 can be divided by 64 positive divisors. The sum of these divisors (counting 64687545) is 1, the average is 0.015625.

Base conversion 64687545

Base System Value
2 Binary 11110110110000110110111001
3 Ternary 11111201110122000
4 Quaternary 3312300312321
5 Quinary 113030000140
6 Senary 10230251213
8 Octal 366606671
10 Decimal 64687545
12 Duodecimal 197b6b09
16 Hexadecimal 3db0db9
20 Vigesimal 1045ih5
36 Base36 12ih89

Cryptographic Hash Functions

md5 da837158a0abc38d32cf87a5be49cfda
sha1 2c25aa096c3fc57b69a8c17a62d0070943ba22b4
sha256 94a5ba640e02e7ba872965cfe3cc72d8a4a081668c2765a5c6cf4f79fcd34e76
sha512 be6d1d599379f223e2dacb871a770b1cd26ad1c46964979b0088ce60b6d0e81124c2035efea276664e4e382f939da697b126935a3031e73e6875723f55098ff4
ripemd-160 064e49a5550875d0bdf566bd8985701949632ea9

64687545 as geometric shapes

Circle

Radius = n
Diameter 129375090
Circumference 406443832.30152
Area 1.3145926845988E+16

Sphere

Radius = n
Volume 1.1338369792221E+24
Surface area 5.2583707383954E+16
Circumference 406443832.30152

Square

Length = n
Perimeter 258750180
Area 4184478478127025
Diagonal 91482003.45562

Cube

Length = n
Surface area 25106870868762150
Volume 2.7068363985537E+23
Space diagonal 112042114.5569

Equilateral Triangle

Length = n
Perimeter 194062635
Area 1.8119323318236E+15
Altitude 56021057.278449

Triangular Pyramid

Length = n
Surface area 1.8119323318236E+15
Volume 3.1900372882999E+22
Height 30494001.151873