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53000829 = 327841283
BaseRepresentation
bin1100101000101…
…1101001111101
310200201201110200
43022023221331
5102032011304
65131554113
71212333240
oct312135175
9120651420
1053000829
1127a10342
12158bb939
13ac9924b
147079257
1549bde39
hex328ba7d

53000829 has 12 divisors (see below), whose sum is σ = 87493536. Its totient is φ = 30286152.

The previous prime is 53000807. The next prime is 53000833. The reversal of 53000829 is 92800035.

It is not a de Polignac number, because 53000829 - 25 = 53000797 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53000869) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 420579 + ... + 420704.

It is an arithmetic number, because the mean of its divisors is an integer number (7291128).

Almost surely, 253000829 is an apocalyptic number.

It is an amenable number.

53000829 is a deficient number, since it is larger than the sum of its proper divisors (34492707).

53000829 is a wasteful number, since it uses less digits than its factorization.

53000829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841296 (or 841293 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 53000829 is about 7280.1668250116. The cubic root of 53000829 is about 375.6305338779.

The spelling of 53000829 in words is "fifty-three million, eight hundred twenty-nine", and thus it is an aban number.

Divisors: 1 3 7 9 21 63 841283 2523849 5888981 7571547 17666943 53000829