1215661648 (number)

1215661648 is an even 10-digits composite number following 1215661647 and preceding 1215661649. In scientific notation, it is written as 1.215661648 × 10^9. The sum of its digits is 40. It has a total of 7 prime factors and 40 positive divisors. There are 575011584 positive integers (up to 1215661648) that are relatively prime to 1215661648.

Interesting facts

Basic properties

Name

Name one billion two hundred fifteen million six hundred sixty-one thousand six hundred forty-eight

Notation

Scientific notation 1.215661648 × 10^9
Engineering notation 1.215661648 × 10^9

Prime Factorization of 1215661648

Prime Factorization 2 × 2 × 2 × 2 × 19 × 4943 × 809

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 151957706
Product of the distinct prime numbers

The prime factorization of 1215661648 is 2 × 2 × 2 × 2 × 19 × 4943 × 809. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 2, 7, 87, 763, 518, 3747, 2468, 96963, 62224, 552058, 909825, 4481401, 5475343, 77546755, 95517401, 542925562, 80683249, 8057583593, 7226190831

Basic calculations (n = 1215661648)

Multiplication

n×y
n×2 2431323296
n×3 3646984944
n×4 4862646592
n×5 6078308240

Division

n÷y
n÷2 607830824
n÷3 405220549.33333
n÷3 303915412
n÷5 243132329.6

Exponentiation

ny
n2 1477833242418075904
n3 1.7965451949471E+27
n4 2.1839910923959E+36
n5 2.6549942105993E+45

Nth Root

y√n
2√n 34866.339756275
3√n 1067.2616526042
4√n 186.72530561302
5√n 65.608867777839

Divisors of 1215661648

1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 809, 1618, 3236, 4943, 6472, 9886, 12944, 15371, 19772, 30742, 39544, 61484, 79088, 93917, 122968, 187834, 245936, 375668, 751336, 1502672, 3998887, 7997774, 15995548, 31991096, 63982192, 75978853, 151957706, 303915412, 607830824, 1215661648

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1215661647
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1215661648 can be divided by 40 positive divisors. The sum of these divisors (counting 1215661648) is 1, the average is 0.025.

Base conversion 1215661648

Base System Value
2 Binary 1001000011101011000011001010000
3 Ternary 10010201111000021111
4 Quaternary 1020131120121100
5 Quinary 4442202133043
6 Senary 320343503104
8 Octal 11035303120
10 Decimal 1215661648
12 Duodecimal 29b157a94
16 Hexadecimal 48758650
20 Vigesimal ijhhe28
36 Base36 k3ruj4

Cryptographic Hash Functions

md5 c868fda917bee36941f1ca2b53e5ad9c
sha1 6f5481bbfdacd5fc26514b859276cfa9708cb1b9
sha256 646421bec9bc731037edada728bb3ad0a31fd648bf407a22374b01d989df6215
sha512 faa94ada5aa76d275ffc966ad3a2aff4ffd840f6e795cd7f04c0d7ccbc34f49170a0bed7ea7be749e394734a79f41be59b831a1af147178a8d44722b7ba63d3c
ripemd-160 5a3d79d70a20b9c5b5a3b0d9551b06d1ce05e7a1

1215661648 as geometric shapes

Circle

Radius = n
Diameter 2431323296
Circumference 7638227405.2153
Area 4.6427500576114E+18

Sphere

Radius = n
Volume 7.5253509150506E+27
Surface area 1.8571000230446E+19
Circumference 7638227405.2153

Square

Length = n
Perimeter 4862646592
Area 1477833242418075904
Diagonal 1719205189.8584

Cube

Length = n
Surface area 8866999454508455424
Volume 1.7965451949471E+27
Space diagonal 2105587739.1489

Equilateral Triangle

Length = n
Perimeter 3646984944
Area 6.3992056524559E+17
Altitude 1052793869.5745

Triangular Pyramid

Length = n
Surface area 6.3992056524559E+17
Volume 2.1172488167587E+26
Height 573068396.61948