1245996921 (number)

1245996921 is an odd 10-digits composite number following 1245996920 and preceding 1245996922. In scientific notation, it is written as 1.245996921 × 10^9. The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors. There are 766767312 positive integers (up to 1245996921) that are relatively prime to 1245996921.

Interesting facts

Basic properties

Name

Name one billion two hundred forty-five million nine hundred ninety-six thousand nine hundred twenty-one

Notation

Scientific notation 1.245996921 × 10^9
Engineering notation 1.245996921 × 10^9

Prime Factorization of 1245996921

Prime Factorization 3 × 13 × 31948639

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 1245996921
Product of the distinct prime numbers

The prime factorization of 1245996921 is 3 × 13 × 31948639. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 8, 42, 100, 846, 936, 3551, 2072, 9387, 89780, 575950, 725150, 5798231, 4878078, 30035415, 77912886, 208924723, 218373760, 450853631, 267567191

Basic calculations (n = 1245996921)

Multiplication

n×y
n×2 2491993842
n×3 3737990763
n×4 4983987684
n×5 6229984605

Division

n÷y
n÷2 622998460.5
n÷3 415332307
n÷3 311499230.25
n÷5 249199384.2

Exponentiation

ny
n2 1552508327141480241
n3 1.9344205954451E+27
n4 2.4102821058436E+36
n5 3.0032040826226E+45

Nth Root

y√n
2√n 35298.681575946
3√n 1076.0661990038
4√n 187.8794336162
5√n 65.933084548856

Divisors of 1245996921

1, 3, 13, 39, 31948639, 95845917, 415332307, 1245996921

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1245996920
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1245996921 can be divided by 8 positive divisors. The sum of these divisors (counting 1245996921) is 1, the average is 0.125.

Base conversion 1245996921

Base System Value
2 Binary 1001010010001000110011101111001
3 Ternary 10012211120012110010
4 Quaternary 1022101012131321
5 Quinary 10022433400141
6 Senary 323350012133
8 Octal 11221063571
10 Decimal 1245996921
12 Duodecimal 2a9347049
16 Hexadecimal 4a446779
20 Vigesimal j979c61
36 Base36 klu1dl

Cryptographic Hash Functions

md5 841be2f8bb18620e6a79ce431b822291
sha1 1569f2c4557142a82e5fc1e7226837bafabacbb9
sha256 aa3688ed0f0b7d22170f74a643b760b6990a0faea028cff90d21326e09d76bec
sha512 cc9339c80e3cb5d5d99613ddb14f572c659fd50dbf8a5a90413325a98fc6b5de0543dee130cede8f3ed059f163b8d3bea7428af87823422c0f353edd22a9d4d2
ripemd-160 5a433bfd6bb18fe5a1bc3e86a67745268751c34a

1245996921 as geometric shapes

Circle

Radius = n
Diameter 2491993842
Circumference 7828829546.8182
Area 4.8773487551847E+18

Sphere

Radius = n
Volume 8.1028820421377E+27
Surface area 1.9509395020739E+19
Circumference 7828829546.8182

Square

Length = n
Perimeter 4983987684
Area 1552508327141480241
Diagonal 1762105744.3533

Cube

Length = n
Surface area 9.3150499628489E+18
Volume 1.9344205954451E+27
Space diagonal 2158129973.2464

Equilateral Triangle

Length = n
Perimeter 3737990763
Area 6.722558254457E+17
Altitude 1079064986.6232

Triangular Pyramid

Length = n
Surface area 6.722558254457E+17
Volume 2.2797365345103E+26
Height 587368581.45111