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53090012 = 2218677109
BaseRepresentation
bin1100101010000…
…1011011011100
310200220020210202
43022201123130
5102042340022
65133523032
71213154243
oct312413334
9120806722
1053090012
1127a71348
1215943478
13accaa11
14709d95a
1549da592
hex32a16dc

53090012 has 12 divisors (see below), whose sum is σ = 92970360. Its totient is φ = 26527056.

The previous prime is 53089987. The next prime is 53090017. The reversal of 53090012 is 21009035.

53090012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53090017) 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 3 ways as a sum of consecutive naturals, for example, 3914 + ... + 11022.

It is an arithmetic number, because the mean of its divisors is an integer number (7747530).

Almost surely, 253090012 is an apocalyptic number.

It is an amenable number.

53090012 is a deficient number, since it is larger than the sum of its proper divisors (39880348).

53090012 is a wasteful number, since it uses less digits than its factorization.

53090012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8980 (or 8978 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 53090012 is about 7286.2893162432. The cubic root of 53090012 is about 375.8411034502.

Adding to 53090012 its reverse (21009035), we get a palindrome (74099047).

The spelling of 53090012 in words is "fifty-three million, ninety thousand, twelve".

Divisors: 1 2 4 1867 3734 7109 7468 14218 28436 13272503 26545006 53090012