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54568807 = 295693307
BaseRepresentation
bin1101000000101…
…0011101100111
310210200101022221
43100022131213
5102432200212
65225333211
71231553506
oct320123547
9123611287
1054568807
1128891397
1216337207
13b3c7b47
14736683d
154bcd807
hex340a767

54568807 has 8 divisors (see below), whose sum is σ = 56566800. Its totient is φ = 52578624.

The previous prime is 54568783. The next prime is 54568819. The reversal of 54568807 is 70886545.

54568807 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2k-54568807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54568847) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14848 + ... + 18154.

It is an arithmetic number, because the mean of its divisors is an integer number (7070850).

Almost surely, 254568807 is an apocalyptic number.

54568807 is a deficient number, since it is larger than the sum of its proper divisors (1997993).

54568807 is a wasteful number, since it uses less digits than its factorization.

54568807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3905.

The product of its (nonzero) digits is 268800, while the sum is 43.

The square root of 54568807 is about 7387.0702582282. The cubic root of 54568807 is about 379.2988154492.

The spelling of 54568807 in words is "fifty-four million, five hundred sixty-eight thousand, eight hundred seven".

Divisors: 1 29 569 3307 16501 95903 1881683 54568807