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52832909 = 237929077
BaseRepresentation
bin1100100110001…
…0101010001101
310200102012010102
43021202222031
5102011123114
65124220445
71211033543
oct311425215
9120365112
1052832909
1127906168
121583a725
13ac3a99c
147033d93
1549892de
hex3262a8d

52832909 has 8 divisors (see below), whose sum is σ = 55829760. Its totient is φ = 49894416.

The previous prime is 52832873. The next prime is 52832911. The reversal of 52832909 is 90923825.

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 52832909 - 212 = 52828813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52832609) 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, 12722 + ... + 16355.

It is an arithmetic number, because the mean of its divisors is an integer number (6978720).

Almost surely, 252832909 is an apocalyptic number.

It is an amenable number.

52832909 is a deficient number, since it is larger than the sum of its proper divisors (2996851).

52832909 is a wasteful number, since it uses less digits than its factorization.

52832909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29179.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 52832909 is about 7268.6249731294. The cubic root of 52832909 is about 375.2334167549.

It can be divided in two parts, 5283 and 2909, that added together give a 13-th power (8192 = 213).

The spelling of 52832909 in words is "fifty-two million, eight hundred thirty-two thousand, nine hundred nine".

Divisors: 1 23 79 1817 29077 668771 2297083 52832909