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50124245 = 5172325639
BaseRepresentation
bin1011111100110…
…1010111010101
310111022120112112
42333031113111
5100312433440
64550200405
71146022553
oct277152725
9114276475
1050124245
11263260a6
1214953105
13a4ccb22
14692abd3
154601965
hex2fcd5d5

50124245 has 16 divisors (see below), whose sum is σ = 66458880. Its totient is φ = 36098304.

The previous prime is 50124227. The next prime is 50124251. The reversal of 50124245 is 54242105.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 50124245 - 28 = 50123989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 50124245.

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 15 ways as a sum of consecutive naturals, for example, 10865 + ... + 14774.

It is an arithmetic number, because the mean of its divisors is an integer number (4153680).

Almost surely, 250124245 is an apocalyptic number.

It is an amenable number.

50124245 is a deficient number, since it is larger than the sum of its proper divisors (16334635).

50124245 is a wasteful number, since it uses less digits than its factorization.

50124245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25684.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 50124245 is about 7079.8478090987. The cubic root of 50124245 is about 368.7080457871.

The spelling of 50124245 in words is "fifty million, one hundred twenty-four thousand, two hundred forty-five".

Divisors: 1 5 17 23 85 115 391 1955 25639 128195 435863 589697 2179315 2948485 10024849 50124245