681661512 (number)

681661512 is an even 9-digits composite number following 681661511 and preceding 681661513. In scientific notation, it is written as 6.81661512 × 10^8. The sum of its digits is 36. It has a total of 7 prime factors and 48 positive divisors. There are 183301632 positive integers (up to 681661512) that are relatively prime to 681661512.

Interesting facts

Basic properties

Name

Name six hundred eighty-one million six hundred sixty-one thousand five hundred twelve

Notation

Scientific notation 6.81661512 × 10^8
Engineering notation 6.81661512 × 10^6

Prime Factorization of 681661512

Prime Factorization 2 × 2 × 2 × 3 × 3 × 119 × 79559

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 56805126
Product of the distinct prime numbers

The prime factorization of 681661512 is 2 × 2 × 2 × 3 × 3 × 119 × 79559. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 5, 58, 82, 882, 414, 9638, 9294, 51670, 14924, 132524, 4181, 160660, 6454609, 89549719, 89111370, 934820677, 475416338, 2107481172, 7063388744

Basic calculations (n = 681661512)

Multiplication

n×y
n×2 1363323024
n×3 2044984536
n×4 2726646048
n×5 3408307560

Division

n÷y
n÷2 340830756
n÷3 227220504
n÷3 170415378
n÷5 136332302.4

Exponentiation

ny
n2 464662416942126144
n3 3.1674248570234E+26
n4 2.159111617185E+35
n5 1.4717832895471E+44

Nth Root

y√n
2√n 26108.64822238
3√n 880.08156613096
4√n 161.58170757354
5√n 58.440477357095

Divisors of 681661512

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 119, 238, 357, 476, 714, 952, 1071, 1428, 2142, 2856, 4284, 8568, 79559, 159118, 238677, 318236, 477354, 636472, 716031, 954708, 1432062, 1909416, 2864124, 5728248, 9467521, 18935042, 28402563, 37870084, 56805126, 75740168, 85207689, 113610252, 170415378, 227220504, 340830756, 681661512

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -681661511
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 681661512 can be divided by 48 positive divisors. The sum of these divisors (counting 681661512) is 1, the average is 0.020833333333333.

Base conversion 681661512

Base System Value
2 Binary 101000101000010101010001001000
3 Ternary 1202111122222210200
4 Quaternary 220220111101020
5 Quinary 2344001132022
6 Senary 151350212200
8 Octal 5050252110
10 Decimal 681661512
12 Duodecimal 170354060
16 Hexadecimal 28a15448
20 Vigesimal ad07dfc
36 Base36 b9ude0

Cryptographic Hash Functions

md5 a79a31263631730098f84fab1f5766d0
sha1 64a8534c8cf44e986819d5660a14093118cb4c76
sha256 690e3f5a451b46e1520eac4603c8b54cd9ec5cdc4b991b4b3b16a9dad2976351
sha512 b40b6e3b6e6481dea1c9a3d694c7efee93f3f8d150ee52da60adf7c62523de6cd43a69e8370446a720523687964cba2ff1642c8e46741c6ace45f076fbe25e56
ripemd-160 efcbbad76739d2f153b89b3e7ccec2767bfe16b2

681661512 as geometric shapes

Circle

Radius = n
Diameter 1363323024
Circumference 4283005596.6682
Area 1.4597800354647E+18

Sphere

Radius = n
Volume 1.3267678215497E+27
Surface area 5.8391201418586E+18
Circumference 4283005596.6682

Square

Length = n
Perimeter 2726646048
Area 464662416942126144
Diagonal 964014955.21815

Cube

Length = n
Surface area 2787974501652756864
Volume 3.1674248570234E+26
Space diagonal 1180672372.3482

Equilateral Triangle

Length = n
Perimeter 2044984536
Area 2.0120472862788E+17
Altitude 590336186.17411

Triangular Pyramid

Length = n
Surface area 2.0120472862788E+17
Volume 3.7328459921668E+25
Height 321338318.40605