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50206053 = 3124913399
BaseRepresentation
bin1011111110000…
…1010101100101
310111110201202110
42333201111211
5100323043203
64552031233
71146513222
oct277412545
9114421673
1050206053
1126381607
1214992519
13a52b131
14694c949
15461ad03
hex2fe1565

50206053 has 8 divisors (see below), whose sum is σ = 67000000. Its totient is φ = 33441408.

The previous prime is 50206031. The next prime is 50206063. The reversal of 50206053 is 35060205.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50206053 - 28 = 50205797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50206063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2953 + ... + 10446.

It is an arithmetic number, because the mean of its divisors is an integer number (8375000).

Almost surely, 250206053 is an apocalyptic number.

It is an amenable number.

50206053 is a deficient number, since it is larger than the sum of its proper divisors (16793947).

50206053 is a wasteful number, since it uses less digits than its factorization.

50206053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14651.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 50206053 is about 7085.6229789624. The cubic root of 50206053 is about 368.9085267639.

Adding to 50206053 its reverse (35060205), we get a palindrome (85266258).

The spelling of 50206053 in words is "fifty million, two hundred six thousand, fifty-three".

Divisors: 1 3 1249 3747 13399 40197 16735351 50206053