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10054885 = 52010977
BaseRepresentation
bin100110010110…
…110011100101
3200220211201011
4212112303211
510033224020
6555302221
7151315351
oct46266345
920824634
1010054885
115748425
12344a971
132110849
14149a461
15d3935a
hex996ce5

10054885 has 4 divisors (see below), whose sum is σ = 12065868. Its totient is φ = 8043904.

The previous prime is 10054879. The next prime is 10054901. The reversal of 10054885 is 58845001.

10054885 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3090564 + 6964321 = 1758^2 + 2639^2 .

It is a cyclic number.

It is not a de Polignac number, because 10054885 - 211 = 10052837 is a prime.

It is a super-2 number, since 2×100548852 = 202201424726450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005484 + ... + 1005493.

It is an arithmetic number, because the mean of its divisors is an integer number (3016467).

Almost surely, 210054885 is an apocalyptic number.

It is an amenable number.

10054885 is a deficient number, since it is larger than the sum of its proper divisors (2010983).

10054885 is an equidigital number, since it uses as much as digits as its factorization.

10054885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010982.

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 10054885 is about 3170.9438657914. The cubic root of 10054885 is about 215.8369039161.

Adding to 10054885 its reverse (58845001), we get a palindrome (68899886).

The spelling of 10054885 in words is "ten million, fifty-four thousand, eight hundred eighty-five".

Divisors: 1 5 2010977 10054885