1387661256 (number)

1387661256 is an even 10-digits composite number following 1387661255 and preceding 1387661257. In scientific notation, it is written as 1.387661256 × 10^9. The sum of its digits is 45. It has a total of 7 prime factors and 64 positive divisors. There are 450406656 positive integers (up to 1387661256) that are relatively prime to 1387661256.

Interesting facts

Basic properties

Name

Name one billion three hundred eighty-seven million six hundred sixty-one thousand two hundred fifty-six

Notation

Scientific notation 1.387661256 × 10^9
Engineering notation 1.387661256 × 10^9

Prime Factorization of 1387661256

Prime Factorization 2 × 2 × 2 × 9 × 43 × 523 × 857

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 346915314
Product of the distinct prime numbers

The prime factorization of 1387661256 is 2 × 2 × 2 × 9 × 43 × 523 × 857. Since it has a total of 7 prime factors.

Most popular turbo-numbers

6, 8, 2, 87, 412, 564, 7216, 3425, 84344, 5480, 863701, 536676, 5920683, 1711885, 39032640, 70280759, 32862980, 76928191, 8042832345, 9656670871

Basic calculations (n = 1387661256)

Multiplication

n×y
n×2 2775322512
n×3 4162983768
n×4 5550645024
n×5 6938306280

Division

n÷y
n÷2 693830628
n÷3 462553752
n÷3 346915314
n÷5 277532251.2

Exponentiation

ny
n2 1925603761403497536
n3 2.6720857341075E+27
n4 3.7079498459313E+36
n5 5.14537834039E+45

Nth Root

y√n
2√n 37251.325560307
3√n 1115.3927594066
4√n 193.0060246736
5√n 67.368471291117

Divisors of 1387661256

1, 2, 4, 8, 9, 18, 36, 43, 72, 86, 172, 344, 387, 523, 774, 857, 1046, 1548, 1714, 2092, 3096, 3428, 4184, 4707, 6856, 7713, 9414, 15426, 18828, 22489, 30852, 36851, 37656, 44978, 61704, 73702, 89956, 147404, 179912, 202401, 294808, 331659, 404802, 448211, 663318, 809604, 896422, 1326636, 1619208, 1792844, 2653272, 3585688, 4033899, 8067798, 16135596, 19273073, 32271192, 38546146, 77092292, 154184584, 173457657, 346915314, 693830628, 1387661256

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 -1387661255
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 1387661256 can be divided by 64 positive divisors. The sum of these divisors (counting 1387661256) is 1, the average is 0.015625.

Base conversion 1387661256

Base System Value
2 Binary 1010010101101100000011111001000
3 Ternary 10120201010111101100
4 Quaternary 1102231200133020
5 Quinary 10320220130011
6 Senary 345410221400
8 Octal 12255403710
10 Decimal 1387661256
12 Duodecimal 328884860
16 Hexadecimal 52b607c8
20 Vigesimal 11dchd2g
36 Base36 my6ea0

Cryptographic Hash Functions

md5 f5789d68326552edcb763dc73bdb10ab
sha1 cefd9cc989a1d494ae9e8a1cd2f6f9e2618735b5
sha256 bb6cd583c08b3c89ff97c5a065fc49bcd5208c225b57bd0e80ad346d2e5b836f
sha512 40bc5339141e659378d6865e5315e749c44b060e6f5ff8da3b55f82b8edc48f85ae2e402d136f276769c59e3c2ac44005adce4b41daa36439df0752c7a3e7692
ripemd-160 e984017e173911ffb9537fb4c39a8284c7f69cb5

1387661256 as geometric shapes

Circle

Radius = n
Diameter 2775322512
Circumference 8718932815.0416
Area 6.0494626305501E+18

Sphere

Radius = n
Volume 1.1192806549379E+28
Surface area 2.41978505222E+19
Circumference 8718932815.0416

Square

Length = n
Perimeter 5550645024
Area 1925603761403497536
Diagonal 1962449368.2149

Cube

Length = n
Surface area 1.1553622568421E+19
Volume 2.6720857341075E+27
Space diagonal 2403499799.0868

Equilateral Triangle

Length = n
Perimeter 4162983768
Area 8.3381088749915E+17
Altitude 1201749899.5434

Triangular Pyramid

Length = n
Surface area 8.3381088749915E+17
Volume 3.1490832374987E+26
Height 654149789.40496