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87480041 = 1125933067
BaseRepresentation
bin1010011011011…
…01011011101001
320002121110001112
411031231123221
5134343330131
612403000105
72111365565
oct515553351
9202543045
1087480041
1145420060
1225369035
131517bc4c
14b8926a5
157a3002b
hex536d6e9

87480041 has 8 divisors (see below), whose sum is σ = 95500704. Its totient is φ = 79470720.

The previous prime is 87480031. The next prime is 87480049. The reversal of 87480041 is 14008478.

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 87480041 - 210 = 87479017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (87480049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26990 + ... + 30056.

It is an arithmetic number, because the mean of its divisors is an integer number (11937588).

Almost surely, 287480041 is an apocalyptic number.

It is an amenable number.

87480041 is a deficient number, since it is larger than the sum of its proper divisors (8020663).

87480041 is a wasteful number, since it uses less digits than its factorization.

87480041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5671.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 87480041 is about 9353.0765526644. The cubic root of 87480041 is about 443.9182427311.

The spelling of 87480041 in words is "eighty-seven million, four hundred eighty thousand, forty-one".

Divisors: 1 11 2593 3067 28523 33737 7952731 87480041