12961515 (number)

12961515 is an odd 8-digits composite number following 12961514 and preceding 12961516. In scientific notation, it is written as 1.2961515 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors. There are 5474304 positive integers (up to 12961515) that are relatively prime to 12961515.

Interesting facts

Basic properties

Name

Name twelve million nine hundred sixty-one thousand five hundred fifteen

Notation

Scientific notation 1.2961515 × 10^7
Engineering notation 1.2961515 × 10^6

Prime Factorization of 12961515

Prime Factorization 3 × 19 × 7 × 445 × 73

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 12961515
Product of the distinct prime numbers

The prime factorization of 12961515 is 3 × 19 × 7 × 445 × 73. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 8, 87, 78, 659, 949, 6171, 7991, 45174, 39747, 340910, 172307, 3309704, 9884185, 42325066, 20039771, 430274469, 401367369, 9093464334, 9934200983

Basic calculations (n = 12961515)

Multiplication

n×y
n×2 25923030
n×3 38884545
n×4 51846060
n×5 64807575

Division

n÷y
n÷2 6480757.5
n÷3 4320505
n÷3 3240378.75
n÷5 2592303

Exponentiation

ny
n2 168000871095225
n3 2.1775458107138E+21
n4 2.8224292688754E+28
n5 3.6582959304968E+35

Nth Root

y√n
2√n 3600.2104105177
3√n 234.90121092906
4√n 60.001753395361
5√n 26.456424684682

Divisors of 12961515

1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 445, 511, 1335, 1387, 1533, 3115, 4161, 8455, 9345, 9709, 25365, 29127, 32485, 59185, 97455, 177555, 227395, 617215, 682185, 1851645, 4320505, 12961515

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 -12961514
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 12961515 can be divided by 32 positive divisors. The sum of these divisors (counting 12961515) is 1, the average is 0.03125.

Base conversion 12961515

Base System Value
2 Binary 110001011100011011101011
3 Ternary 220101111212010
4 Quaternary 301130123223
5 Quinary 11304232030
6 Senary 1141451003
8 Octal 61343353
10 Decimal 12961515
12 Duodecimal 4410a63
16 Hexadecimal c5c6eb
20 Vigesimal 4103ff
36 Base36 7pt63

Cryptographic Hash Functions

md5 d8d9763e96a84207eb97a7063823f968
sha1 09976a32558623178ffa21de0d847fbc2cb389a0
sha256 d3d25612810817074bd2e0891650d284627c267dc1dbe1666dd677d1e5bed801
sha512 6b772baec48727a28e02240090a0881dc840c64b272461a01c283e93b55d2233f94ad73d7781c8316b0088fb003761cc3b28b80426d61a0ceab993a5c25b8365
ripemd-160 93a3347aa6789b30d948f41e655ac9d2ba9f3677

12961515 as geometric shapes

Circle

Radius = n
Diameter 25923030
Circumference 81439600.606788
Area 5.2779030242944E+14

Sphere

Radius = n
Volume 9.1212825623917E+21
Surface area 2.1111612097178E+15
Circumference 81439600.606788

Square

Length = n
Perimeter 51846060
Area 168000871095225
Diagonal 18330350.301902

Cube

Length = n
Surface area 1008005226571350
Volume 2.1775458107138E+21
Space diagonal 22450002.523066

Equilateral Triangle

Length = n
Perimeter 38884545
Area 72746511113190
Altitude 11225001.261533

Triangular Pyramid

Length = n
Surface area 72746511113190
Volume 2.5662623485002E+20
Height 6110116.7673008