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50073073 = 101495773
BaseRepresentation
bin1011111100000…
…0110111110001
310111012222100021
42333000313301
5100304314243
64545123441
71145420431
oct277006761
9114188307
1050073073
11262a0706
1214929581
13a4b274b
1469162c1
1545e16ed
hex2fc0df1

50073073 has 4 divisors (see below), whose sum is σ = 50568948. Its totient is φ = 49577200.

The previous prime is 50073071. The next prime is 50073077. The reversal of 50073073 is 37037005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37037005 = 57407401.

It can be written as a sum of positive squares in 2 ways, for example, as 22014864 + 28058209 = 4692^2 + 5297^2 .

It is a cyclic number.

It is not a de Polignac number, because 50073073 - 21 = 50073071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50073071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247786 + ... + 247987.

It is an arithmetic number, because the mean of its divisors is an integer number (12642237).

Almost surely, 250073073 is an apocalyptic number.

It is an amenable number.

50073073 is a deficient number, since it is larger than the sum of its proper divisors (495875).

50073073 is a wasteful number, since it uses less digits than its factorization.

50073073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495874.

The product of its (nonzero) digits is 2205, while the sum is 25.

The square root of 50073073 is about 7076.2329667698. The cubic root of 50073073 is about 368.5825313286.

The spelling of 50073073 in words is "fifty million, seventy-three thousand, seventy-three".

Divisors: 1 101 495773 50073073