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53406055 = 519562169
BaseRepresentation
bin1100101110111…
…0100101100111
310201111022100001
43023232211213
5102132443210
65144402131
71215641533
oct313564547
9121438301
1053406055
112816783a
1215a76347
13b0ab821
147142bc3
154a4e03a
hex32ee967

53406055 has 8 divisors (see below), whose sum is σ = 67460400. Its totient is φ = 40476096.

The previous prime is 53406013. The next prime is 53406071. The reversal of 53406055 is 55060435.

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

It is a cyclic number.

It is not a de Polignac number, because 53406055 - 213 = 53397863 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280990 + ... + 281179.

It is an arithmetic number, because the mean of its divisors is an integer number (8432550).

Almost surely, 253406055 is an apocalyptic number.

53406055 is a deficient number, since it is larger than the sum of its proper divisors (14054345).

53406055 is a wasteful number, since it uses less digits than its factorization.

53406055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562193.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 53406055 is about 7307.9446494893. The cubic root of 53406055 is about 376.5854181227.

The spelling of 53406055 in words is "fifty-three million, four hundred six thousand, fifty-five".

Divisors: 1 5 19 95 562169 2810845 10681211 53406055