245397720 (number)

245397720 is an even 9-digits composite number following 245397719 and preceding 245397721. In scientific notation, it is written as 2.45397720 × 10^8. The sum of its digits is 39. It has a total of 7 prime factors and 64 positive divisors. There are 61589504 positive integers (up to 245397720) that are relatively prime to 245397720.

Interesting facts

Basic properties

Name

Name two hundred forty-five million three hundred ninety-seven thousand seven hundred twenty

Notation

Scientific notation 2.45397720 × 10^8
Engineering notation 2.45397720 × 10^6

Prime Factorization of 245397720

Prime Factorization 2 × 2 × 2 × 3 × 5 × 17 × 120293

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 61349430
Product of the distinct prime numbers

The prime factorization of 245397720 is 2 × 2 × 2 × 3 × 5 × 17 × 120293. Since it has a total of 7 prime factors.

Most popular turbo-numbers

4, 5, 17, 62, 120, 138, 2084, 3753, 59328, 10187, 661810, 348337, 4850307, 6878299, 99645042, 16287465, 816877883, 478149642, 2013467901, 9466588136

Basic calculations (n = 245397720)

Multiplication

n×y
n×2 490795440
n×3 736193160
n×4 981590880
n×5 1226988600

Division

n÷y
n÷2 122698860
n÷3 81799240
n÷3 61349430
n÷5 49079544

Exponentiation

ny
n2 60220040981198400
n3 1.4777860755093E+25
n4 3.6264533357772E+33
n5 8.8992338028612E+41

Nth Root

y√n
2√n 15665.175390017
3√n 626.0708851467
4√n 125.16059839269
5√n 47.640257988534

Divisors of 245397720

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 120293, 240586, 360879, 481172, 601465, 721758, 962344, 1202930, 1443516, 1804395, 2044981, 2405860, 2887032, 3608790, 4089962, 4811720, 6134943, 7217580, 8179924, 10224905, 12269886, 14435160, 16359848, 20449810, 24539772, 30674715, 40899620, 49079544, 61349430, 81799240, 122698860, 245397720

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 -245397719
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 245397720 can be divided by 64 positive divisors. The sum of these divisors (counting 245397720) is 1, the average is 0.015625.

Base conversion 245397720

Base System Value
2 Binary 1110101000000111100011011000
3 Ternary 122002202111101110
4 Quaternary 32220013203120
5 Quinary 1000310211340
6 Senary 40203420320
8 Octal 1650074330
10 Decimal 245397720
12 Duodecimal 6a2246a0
16 Hexadecimal ea078d8
20 Vigesimal 3gdee60
36 Base36 423q3c

Cryptographic Hash Functions

md5 2aed8b33c797ca4fe63a4d5e5e938a5c
sha1 6ee61b0fbd2642035dbbda08ae1ad7405ccad04c
sha256 a55ac30bd567f813fda045e64616185e18ea451704af4a02fa13a00392a34983
sha512 e86835d927e4e4f3013b83bd02ec40f6068b7150d2bfa09894769dcf21b904c9e11cae4993873de92979bc532f5e4a2a76263f387196965ba16909e11b30904d
ripemd-160 7c89b56cf413c9407c4b33a75b0b6e5a2a21054f

245397720 as geometric shapes

Circle

Radius = n
Diameter 490795440
Circumference 1541879348.7194
Area 1.8918683834541E+17

Sphere

Radius = n
Volume 6.1901358378629E+25
Surface area 7.5674735338164E+17
Circumference 1541879348.7194

Square

Length = n
Perimeter 981590880
Area 60220040981198400
Diagonal 347044783.79944

Cube

Length = n
Surface area 361320245887190400
Volume 1.4777860755093E+25
Space diagonal 425041319.10156

Equilateral Triangle

Length = n
Perimeter 736193160
Area 2.6076042653329E+16
Altitude 212520659.55078

Triangular Pyramid

Length = n
Surface area 2.6076042653329E+16
Volume 1.7415875918928E+24
Height 115681594.59981