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5505487 = 132318413
BaseRepresentation
bin10101000000000111001111
3101100201002221
4111000013033
52402133422
6314000211
764536661
oct25000717
911321087
105505487
113120399
121a16067
1311a9bb0
14a34531
1573b3c7
hex5401cf

5505487 has 8 divisors (see below), whose sum is σ = 6187104. Its totient is φ = 4860768.

The previous prime is 5505449. The next prime is 5505527. The reversal of 5505487 is 7845055.

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 5505487 - 27 = 5505359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505427) 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, 8908 + ... + 9505.

It is an arithmetic number, because the mean of its divisors is an integer number (773388).

Almost surely, 25505487 is an apocalyptic number.

5505487 is a deficient number, since it is larger than the sum of its proper divisors (681617).

5505487 is a wasteful number, since it uses less digits than its factorization.

5505487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18449.

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 5505487 is about 2346.3774206210. The cubic root of 5505487 is about 176.5760973213.

The spelling of 5505487 in words is "five million, five hundred five thousand, four hundred eighty-seven".

Divisors: 1 13 23 299 18413 239369 423499 5505487