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52969477 = 1136713121
BaseRepresentation
bin1100101000010…
…0000000000101
310200200010110111
43022010000011
5102030010402
65131153021
71212142651
oct312040005
9120603414
1052969477
1127999830
12158a5771
13ac87bb2
14706ba61
1549b49d7
hex3284005

52969477 has 8 divisors (see below), whose sum is σ = 57946752. Its totient is φ = 48019200.

The previous prime is 52969471. The next prime is 52969481. The reversal of 52969477 is 77496925.

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 52969477 - 211 = 52967429 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 52969477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52969471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2524 + ... + 10597.

It is an arithmetic number, because the mean of its divisors is an integer number (7243344).

Almost surely, 252969477 is an apocalyptic number.

It is an amenable number.

52969477 is a deficient number, since it is larger than the sum of its proper divisors (4977275).

52969477 is a wasteful number, since it uses less digits than its factorization.

52969477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13499.

The product of its digits is 952560, while the sum is 49.

The square root of 52969477 is about 7278.0132591250. The cubic root of 52969477 is about 375.5564527008.

The spelling of 52969477 in words is "fifty-two million, nine hundred sixty-nine thousand, four hundred seventy-seven".

Divisors: 1 11 367 4037 13121 144331 4815407 52969477