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52964487 = 325884943
BaseRepresentation
bin1100101000001…
…0110010000111
310200122212121200
43022002302013
5102024330422
65131113543
71212122262
oct312026207
9120585550
1052964487
1127996004
12158a28b3
13ac85844
147069cd9
1549b32ac
hex3282c87

52964487 has 6 divisors (see below), whose sum is σ = 76504272. Its totient is φ = 35309652.

The previous prime is 52964453. The next prime is 52964521. The reversal of 52964487 is 78446925.

It is a happy number.

52964487 is a `hidden beast` number, since 529 + 6 + 44 + 87 = 666.

It is an interprime number because it is at equal distance from previous prime (52964453) and next prime (52964521).

It is a de Polignac number, because none of the positive numbers 2k-52964487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52964987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2942463 + ... + 2942480.

It is an arithmetic number, because the mean of its divisors is an integer number (12750712).

Almost surely, 252964487 is an apocalyptic number.

52964487 is a deficient number, since it is larger than the sum of its proper divisors (23539785).

52964487 is a wasteful number, since it uses less digits than its factorization.

52964487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5884949 (or 5884946 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 52964487 is about 7277.6704377156. The cubic root of 52964487 is about 375.5446592073.

The spelling of 52964487 in words is "fifty-two million, nine hundred sixty-four thousand, four hundred eighty-seven".

Divisors: 1 3 9 5884943 17654829 52964487