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87282716 = 2267332423
BaseRepresentation
bin1010011001111…
…01010000011100
320002020102101012
411030331100130
5134321021331
612354434352
72106614363
oct514752034
9202212335
1087282716
11452a5884
12252929b8
13151101a1
14b8407da
1579e182b
hex533d41c

87282716 has 12 divisors (see below), whose sum is σ = 152976432. Its totient is φ = 43575168.

The previous prime is 87282707. The next prime is 87282719. The reversal of 87282716 is 61728278.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87282719) 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 in 3 ways as a sum of consecutive naturals, for example, 13520 + ... + 18903.

It is an arithmetic number, because the mean of its divisors is an integer number (12748036).

Almost surely, 287282716 is an apocalyptic number.

It is an amenable number.

87282716 is a deficient number, since it is larger than the sum of its proper divisors (65693716).

87282716 is a wasteful number, since it uses less digits than its factorization.

87282716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33100 (or 33098 counting only the distinct ones).

The product of its digits is 75264, while the sum is 41.

The square root of 87282716 is about 9342.5219293294. The cubic root of 87282716 is about 443.5842156349.

The spelling of 87282716 in words is "eighty-seven million, two hundred eighty-two thousand, seven hundred sixteen".

Divisors: 1 2 4 673 1346 2692 32423 64846 129692 21820679 43641358 87282716