Search a number
-
+
87659041 = 316174583
BaseRepresentation
bin1010011100110…
…01001000100001
320002221112121011
411032121020201
5134420042131
612410500521
72113042501
oct516311041
9202845534
1087659041
1145532598
1225434741
1315212572
14b8dba01
157a680b1
hex5399221

87659041 has 8 divisors (see below), whose sum is σ = 90653184. Its totient is φ = 84675360.

The previous prime is 87659029. The next prime is 87659053. The reversal of 87659041 is 14095678.

It is an interprime number because it is at equal distance from previous prime (87659029) and next prime (87659053).

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 87659041 - 211 = 87656993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 87658985 and 87659003.

It is not an unprimeable number, because it can be changed into a prime (87650041) 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 7 ways as a sum of consecutive naturals, for example, 16836 + ... + 21418.

It is an arithmetic number, because the mean of its divisors is an integer number (11331648).

Almost surely, 287659041 is an apocalyptic number.

It is an amenable number.

87659041 is a deficient number, since it is larger than the sum of its proper divisors (2994143).

87659041 is a wasteful number, since it uses less digits than its factorization.

87659041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5231.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 87659041 is about 9362.6407065528. The cubic root of 87659041 is about 444.2208154804.

The spelling of 87659041 in words is "eighty-seven million, six hundred fifty-nine thousand, forty-one".

Divisors: 1 31 617 4583 19127 142073 2827711 87659041