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52285406 = 2311396067
BaseRepresentation
bin1100011101110…
…0111111011110
310122101101002112
43013130333132
5101341113111
65104354022
71203263405
oct307347736
9118341075
1052285406
1127571888
1215615912
13aaa8714
146d3063c
1548cbe8b
hex31dcfde

52285406 has 16 divisors (see below), whose sum is σ = 81553920. Its totient is φ = 25113240.

The previous prime is 52285399. The next prime is 52285423. The reversal of 52285406 is 60458225.

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, 5585 + ... + 11651.

It is an arithmetic number, because the mean of its divisors is an integer number (5097120).

Almost surely, 252285406 is an apocalyptic number.

52285406 is a deficient number, since it is larger than the sum of its proper divisors (29268514).

52285406 is a wasteful number, since it uses less digits than its factorization.

52285406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6239.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 52285406 is about 7230.8648168805. The cubic root of 52285406 is about 373.9327426313.

The spelling of 52285406 in words is "fifty-two million, two hundred eighty-five thousand, four hundred six".

Divisors: 1 2 31 62 139 278 4309 6067 8618 12134 188077 376154 843313 1686626 26142703 52285406