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10205054 = 223221849
BaseRepresentation
bin100110111011…
…011101111110
3201012110200222
4212323131332
510103030204
61002421342
7152512226
oct46733576
921173628
1010205054
115840232
123501852
132163cc2
1414d9086
15d68abe
hex9bb77e

10205054 has 8 divisors (see below), whose sum is σ = 15973200. Its totient is φ = 4880656.

The previous prime is 10205051. The next prime is 10205087. The reversal of 10205054 is 45050201.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10205051) by changing a digit.

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, 110879 + ... + 110970.

It is an arithmetic number, because the mean of its divisors is an integer number (1996650).

Almost surely, 210205054 is an apocalyptic number.

10205054 is a deficient number, since it is larger than the sum of its proper divisors (5768146).

10205054 is a wasteful number, since it uses less digits than its factorization.

10205054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221874.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 10205054 is about 3194.5350209381. The cubic root of 10205054 is about 216.9061016446.

Adding to 10205054 its reverse (45050201), we get a palindrome (55255255).

The spelling of 10205054 in words is "ten million, two hundred five thousand, fifty-four".

Divisors: 1 2 23 46 221849 443698 5102527 10205054