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53012255 = 511393827
BaseRepresentation
bin1100101000111…
…0011100011111
310200202022010212
43022032130133
5102032343010
65132123035
71212411452
oct312163437
9120668125
1053012255
1127a1898a
121590647b
13aca14ca
14707d499
1549c2505
hex328e71f

53012255 has 8 divisors (see below), whose sum is σ = 64178352. Its totient is φ = 42034048.

The previous prime is 53012251. The next prime is 53012257. The reversal of 53012255 is 55221035.

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 53012255 - 22 = 53012251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53012255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53012251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46349 + ... + 47478.

It is an arithmetic number, because the mean of its divisors is an integer number (8022294).

Almost surely, 253012255 is an apocalyptic number.

53012255 is a deficient number, since it is larger than the sum of its proper divisors (11166097).

53012255 is a wasteful number, since it uses less digits than its factorization.

53012255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93945.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 53012255 is about 7280.9515174873. The cubic root of 53012255 is about 375.6575249406.

The spelling of 53012255 in words is "fifty-three million, twelve thousand, two hundred fifty-five".

Divisors: 1 5 113 565 93827 469135 10602451 53012255