245396978 (number)

245396978 is an even 9-digits composite number following 245396977 and preceding 245396979. In scientific notation, it is written as 2.45396978 × 10^8. The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors. There are 122698488 positive integers (up to 245396978) that are relatively prime to 245396978.

Interesting facts

Basic properties

Name

Name two hundred forty-five million three hundred ninety-six thousand nine hundred seventy-eight

Notation

Scientific notation 2.45396978 × 10^8
Engineering notation 2.45396978 × 10^6

Prime Factorization of 245396978

Prime Factorization 2 × 122698489

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 245396978
Product of the distinct prime numbers

The prime factorization of 245396978 is 2 × 122698489. Since it has a total of 2 prime factors.

Most popular turbo-numbers

9, 7, 14, 88, 904, 418, 6436, 8431, 90615, 97649, 148167, 705651, 3859945, 4929420, 79618795, 21856188, 970371129, 890737389, 1073607828, 9702371907

Basic calculations (n = 245396978)

Multiplication

n×y
n×2 490793956
n×3 736190934
n×4 981587912
n×5 1226984890

Division

n÷y
n÷2 122698489
n÷3 81798992.666667
n÷3 61349244.5
n÷5 49079395.6

Exponentiation

ny
n2 60219676811532484
n3 1.4777726705687E+25
n4 3.6264094752854E+33
n5 8.8990992622561E+41

Nth Root

y√n
2√n 15665.151706894
3√n 626.07025413695
4√n 125.16050378172
5√n 47.640229178882

Divisors of 245396978

1, 2, 122698489, 245396978

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -245396977
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 245396978 can be divided by 4 positive divisors. The sum of these divisors (counting 245396978) is 1, the average is 0.25.

Base conversion 245396978

Base System Value
2 Binary 1110101000000111010111110010
3 Ternary 122002202110100222
4 Quaternary 32220013113302
5 Quinary 1000310200403
6 Senary 40203413042
8 Octal 1650072762
10 Decimal 245396978
12 Duodecimal 6a224182
16 Hexadecimal ea075f2
20 Vigesimal 3gdec8i
36 Base36 423piq

Cryptographic Hash Functions

md5 ce3b2973a1193f9090df05351e2af7c4
sha1 a146f14d98da7489b7e0d3b9c0dace71ac9cd85b
sha256 375c4c37b29983a1fa43ebe949373c28443121e88c4733bf9369d212ef757845
sha512 b2aed36f9d848701c4e484b676b172f1c2886604a6e872c17c0d0093f2d77cac3a5055e2c294d9110bb73d2ecb135eb5c4b613a1115f52248703a2349e757590
ripemd-160 4cf2a74625c358e52f855c9561e4bb29bd348d73

245396978 as geometric shapes

Circle

Radius = n
Diameter 490793956
Circumference 1541874686.5959
Area 1.8918569427266E+17

Sphere

Radius = n
Volume 6.1900796873791E+25
Surface area 7.5674277709065E+17
Circumference 1541874686.5959

Square

Length = n
Perimeter 981587912
Area 60219676811532484
Diagonal 347043734.45297

Cube

Length = n
Surface area 361318060869194904
Volume 1.4777726705687E+25
Space diagonal 425040033.91986

Equilateral Triangle

Length = n
Perimeter 736190934
Area 2.6075884963238E+16
Altitude 212520016.95993

Triangular Pyramid

Length = n
Surface area 2.6075884963238E+16
Volume 1.7415717940188E+24
Height 115681244.81766