1991569128 (number)

1991569128 is an even 10-digits composite number following 1991569127 and preceding 1991569129. In scientific notation, it is written as 1.991569128 × 10^9. The sum of its digits is 51. It has a total of 7 prime factors and 64 positive divisors. There are 649608960 positive integers (up to 1991569128) that are relatively prime to 1991569128.

Interesting facts

Basic properties

Name

Name one billion nine hundred ninety-one million five hundred sixty-nine thousand one hundred twenty-eight

Notation

Scientific notation 1.991569128 × 10^9
Engineering notation 1.991569128 × 10^9

Prime Factorization of 1991569128

Prime Factorization 2 × 2 × 2 × 3 × 53 × 421 × 3719

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 497892282
Product of the distinct prime numbers

The prime factorization of 1991569128 is 2 × 2 × 2 × 3 × 53 × 421 × 3719. Since it has a total of 7 prime factors.

Most popular turbo-numbers

9, 5, 91, 24, 335, 368, 8876, 8946, 26990, 51981, 726892, 323343, 1930071, 1434756, 81485260, 80167864, 297306089, 426286146, 4721160482, 2166971498

Basic calculations (n = 1991569128)

Multiplication

n×y
n×2 3983138256
n×3 5974707384
n×4 7966276512
n×5 9957845640

Division

n÷y
n÷2 995784564
n÷3 663856376
n÷3 497892282
n÷5 398313825.6

Exponentiation

ny
n2 3966347591602680384
n3 7.8992554143531E+27
n4 1.5731913217412E+37
n5 3.1331192688174E+46

Nth Root

y√n
2√n 44626.999988796
3√n 1258.1481842388
4√n 211.2510354739
5√n 72.41675782657

Divisors of 1991569128

1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 421, 424, 636, 842, 1263, 1272, 1684, 2526, 3368, 3719, 5052, 7438, 10104, 11157, 14876, 22313, 22314, 29752, 44626, 44628, 66939, 89252, 89256, 133878, 178504, 197107, 267756, 394214, 535512, 591321, 788428, 1182642, 1565699, 1576856, 2365284, 3131398, 4697097, 4730568, 6262796, 9394194, 12525592, 18788388, 37576776, 82982047, 165964094, 248946141, 331928188, 497892282, 663856376, 995784564, 1991569128

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 -1991569127
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 1991569128 can be divided by 64 positive divisors. The sum of these divisors (counting 1991569128) is 1, the average is 0.015625.

Base conversion 1991569128

Base System Value
2 Binary 1110110101101001110111011101000
3 Ternary 12010210111012020120
4 Quaternary 1312231032323220
5 Quinary 13034320203003
6 Senary 525342123240
8 Octal 16655167350
10 Decimal 1991569128
12 Duodecimal 476b80520
16 Hexadecimal 76b4eee8
20 Vigesimal 1b2762g8
36 Base36 wxq8ko

Cryptographic Hash Functions

md5 8b3adc6c2c8733766eede58f12eef025
sha1 59fc97dc10cfd6eb67daad317d92207783ecf475
sha256 ea69b67463728c9ae5a6cbc58b0479b1dd61832d472fe13ee17bc08cad41c70f
sha512 1e154a627abc3de7d8bd2ef5bfcf6128bece9c0883b92e677aeee2e8510b0fd1177680a54f5059dea2a4314aad81bdcc56e4de91310f1a07bb9e600306156648
ripemd-160 3d252d7215ec6f0933378db6b991a959aed1b0f3

1991569128 as geometric shapes

Circle

Radius = n
Diameter 3983138256
Circumference 12513397883.282
Area 1.2460648455363E+19

Sphere

Radius = n
Volume 3.3088323704748E+28
Surface area 4.984259382145E+19
Circumference 12513397883.282

Square

Length = n
Perimeter 7966276512
Area 3966347591602680384
Diagonal 2816504071.2212

Cube

Length = n
Surface area 2.3798085549616E+19
Volume 7.8992554143531E+27
Space diagonal 3449498916.4816

Equilateral Triangle

Length = n
Perimeter 5974707384
Area 1.7174788872836E+18
Altitude 1724749458.2408

Triangular Pyramid

Length = n
Surface area 1.7174788872836E+18
Volume 9.3093617830227E+26
Height 938834690.40705