1387914891 (number)

1387914891 is an odd 10-digits composite number following 1387914890 and preceding 1387914892. In scientific notation, it is written as 1.387914891 × 10^9. The sum of its digits is 51. It has a total of 5 prime factors and 16 positive divisors. There are 841158120 positive integers (up to 1387914891) that are relatively prime to 1387914891.

Interesting facts

Basic properties

Name

Name one billion three hundred eighty-seven million nine hundred fourteen thousand eight hundred ninety-one

Notation

Scientific notation 1.387914891 × 10^9
Engineering notation 1.387914891 × 10^9

Prime Factorization of 1387914891

Prime Factorization 3 × 11 × 11 × 11 × 347587

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 11470371
Product of the distinct prime numbers

The prime factorization of 1387914891 is 3 × 11 × 11 × 11 × 347587. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 8, 98, 8, 633, 674, 6102, 3588, 47137, 95562, 17020, 104214, 5045442, 6541841, 52888455, 18329935, 75859, 728251524, 3383662529, 8251869943

Basic calculations (n = 1387914891)

Multiplication

n×y
n×2 2775829782
n×3 4163744673
n×4 5551659564
n×5 6939574455

Division

n÷y
n÷2 693957445.5
n÷3 462638297
n÷3 346978722.75
n÷5 277582978.2

Exponentiation

ny
n2 1926307744659541881
n3 2.6735512034616E+27
n4 3.7106615271353E+36
n5 5.1500823889719E+45

Nth Root

y√n
2√n 37254.729780257
3√n 1115.4607119675
4√n 193.01484341951
5√n 67.370933816178

Divisors of 1387914891

1, 3, 11, 33, 121, 363, 1331, 3993, 347587, 1042761, 3823457, 11470371, 42058027, 126174081, 462638297, 1387914891

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1387914890
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1387914891 can be divided by 16 positive divisors. The sum of these divisors (counting 1387914891) is 1, the average is 0.0625.

Base conversion 1387914891

Base System Value
2 Binary 1010010101110011110011010001011
3 Ternary 10120201121101022020
4 Quaternary 1102232132122023
5 Quinary 10320301234031
6 Senary 345415455523
8 Octal 12256363213
10 Decimal 1387914891
12 Duodecimal 3289875a3
16 Hexadecimal 52b9e68b
20 Vigesimal 11de974b
36 Base36 mybtzf

Cryptographic Hash Functions

md5 8c5281fc7cc622c6fdf5ed155831ef3b
sha1 2de778fd7c9a0aacfa04f361f5b41d2a50663086
sha256 2660490fab37ff2ac86cc423db51945e5ea653938abb0556d18f3cf343572c0b
sha512 4eb1c5f56b9cc58e4b20aa3afb298e39a1c142a1a47ae43dc9066c49893fff921bfe3144ad19396afe4ef5d8cebfcb7e8fa1fe7ebc3f8d9a3f06c43d0539896a
ripemd-160 e847de40830c205d43a44d206d6181c890b9454e

1387914891 as geometric shapes

Circle

Radius = n
Diameter 2775829782
Circumference 8720526450.747
Area 6.0516742591755E+18

Sphere

Radius = n
Volume 1.1198945093055E+28
Surface area 2.4206697036702E+19
Circumference 8720526450.747

Square

Length = n
Perimeter 5551659564
Area 1926307744659541881
Diagonal 1962808062.2718

Cube

Length = n
Surface area 1.1557846467957E+19
Volume 2.6735512034616E+27
Space diagonal 2403939107.7934

Equilateral Triangle

Length = n
Perimeter 4163744673
Area 8.3411572119094E+17
Altitude 1201969553.8967

Triangular Pyramid

Length = n
Surface area 8.3411572119094E+17
Volume 3.1508103096953E+26
Height 654269354.09059