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87487411 = 1122213581
BaseRepresentation
bin1010011011011…
…11001110110011
320002121211011111
411031233032303
5134344044121
612403054151
72111426224
oct515571663
9202554144
1087487411
1145425650
1225371357
13151823cb
14b89524b
157a322e1
hex536f3b3

87487411 has 8 divisors (see below), whose sum is σ = 95510448. Its totient is φ = 79476000.

The previous prime is 87487357. The next prime is 87487427. The reversal of 87487411 is 11478478.

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 87487411 - 29 = 87486899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87487441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22641 + ... + 26221.

It is an arithmetic number, because the mean of its divisors is an integer number (11938806).

Almost surely, 287487411 is an apocalyptic number.

87487411 is a deficient number, since it is larger than the sum of its proper divisors (8023037).

87487411 is a wasteful number, since it uses less digits than its factorization.

87487411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5813.

The product of its digits is 50176, while the sum is 40.

The square root of 87487411 is about 9353.4705323746. The cubic root of 87487411 is about 443.9307087578.

The spelling of 87487411 in words is "eighty-seven million, four hundred eighty-seven thousand, four hundred eleven".

Divisors: 1 11 2221 3581 24431 39391 7953401 87487411