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50242655 = 510048531
BaseRepresentation
bin1011111110101…
…0010001011111
310111112120222002
42333222101133
5100330231110
64552512515
71150025021
oct277522137
9114476862
1050242655
11263a7061
12149ab73b
13a5419a8
14695c011
154626aa5
hex2fea45f

50242655 has 4 divisors (see below), whose sum is σ = 60291192. Its totient is φ = 40194120.

The previous prime is 50242637. The next prime is 50242663. The reversal of 50242655 is 55624205.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2k-50242655 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5024261 + ... + 5024270.

It is an arithmetic number, because the mean of its divisors is an integer number (15072798).

Almost surely, 250242655 is an apocalyptic number.

50242655 is a deficient number, since it is larger than the sum of its proper divisors (10048537).

50242655 is a wasteful number, since it uses less digits than its factorization.

50242655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10048536.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 50242655 is about 7088.2053440910. The cubic root of 50242655 is about 368.9981541367.

The spelling of 50242655 in words is "fifty million, two hundred forty-two thousand, six hundred fifty-five".

Divisors: 1 5 10048531 50242655