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53004807 = 336732917
BaseRepresentation
bin1100101000110…
…0101000000111
310200201220221000
43022030220013
5102032123212
65132024343
71212350652
oct312145007
9120656830
1053004807
1127a13329
12159020b3
13ac9acbb
14707a899
1549c01dc
hex328ca07

53004807 has 16 divisors (see below), whose sum is σ = 78669280. Its totient is φ = 35271936.

The previous prime is 53004773. The next prime is 53004859. The reversal of 53004807 is 70840035.

It is not a de Polignac number, because 53004807 - 28 = 53004551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53004407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16713 + ... + 19629.

It is an arithmetic number, because the mean of its divisors is an integer number (4916830).

Almost surely, 253004807 is an apocalyptic number.

53004807 is a deficient number, since it is larger than the sum of its proper divisors (25664473).

53004807 is a wasteful number, since it uses less digits than its factorization.

53004807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3599 (or 3593 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 53004807 is about 7280.4400279104. The cubic root of 53004807 is about 375.6399313465.

The spelling of 53004807 in words is "fifty-three million, four thousand, eight hundred seven".

Divisors: 1 3 9 27 673 2019 2917 6057 8751 18171 26253 78759 1963141 5889423 17668269 53004807