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86752448 = 261355507
BaseRepresentation
bin1010010101110…
…11110011000000
320001020110222122
411022323303000
5134202034243
612335223412
72102245406
oct512736300
9201213878
1086752448
1144a73442
1225077b68
1314c85a13
14b743476
157939668
hex52bbcc0

86752448 has 14 divisors (see below), whose sum is σ = 172149516. Its totient is φ = 43376192.

The previous prime is 86752447. The next prime is 86752451. The reversal of 86752448 is 84425768.

It is a junction number, because it is equal to n+sod(n) for n = 86752399 and 86752408.

It is not an unprimeable number, because it can be changed into a prime (86752447) 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 as a sum of consecutive naturals, namely, 677690 + ... + 677817.

It is an arithmetic number, because the mean of its divisors is an integer number (12296394).

Almost surely, 286752448 is an apocalyptic number.

It is an amenable number.

86752448 is a deficient number, since it is larger than the sum of its proper divisors (85397068).

86752448 is a wasteful number, since it uses less digits than its factorization.

86752448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355519 (or 1355509 counting only the distinct ones).

The product of its digits is 430080, while the sum is 44.

The square root of 86752448 is about 9314.0994196970. The cubic root of 86752448 is about 442.6840890870.

Subtracting from 86752448 its product of digits (430080), we obtain a palindrome (86322368).

It can be divided in two parts, 867 and 52448, that multiplied together give a triangular number (45472416 = T9536).

The spelling of 86752448 in words is "eighty-six million, seven hundred fifty-two thousand, four hundred forty-eight".

Divisors: 1 2 4 8 16 32 64 1355507 2711014 5422028 10844056 21688112 43376224 86752448