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5660217 = 32628913
BaseRepresentation
bin10101100101111000111001
3101122120100200
4111211320321
52422111332
6321152413
766053043
oct25457071
911576320
105660217
113216672
121a8b709
131232454
14a74a93
1576c17c
hex565e39

5660217 has 6 divisors (see below), whose sum is σ = 8175882. Its totient is φ = 3773472.

The previous prime is 5660209. The next prime is 5660243. The reversal of 5660217 is 7120665.

5660217 is a `hidden beast` number, since 56 + 602 + 1 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5659641 + 576 = 2379^2 + 24^2 .

It is not a de Polignac number, because 5660217 - 23 = 5660209 is a prime.

It is an Ulam number.

5660217 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5660717) 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 5 ways as a sum of consecutive naturals, for example, 314448 + ... + 314465.

It is an arithmetic number, because the mean of its divisors is an integer number (1362647).

Almost surely, 25660217 is an apocalyptic number.

It is an amenable number.

5660217 is a deficient number, since it is larger than the sum of its proper divisors (2515665).

5660217 is a wasteful number, since it uses less digits than its factorization.

5660217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628919 (or 628916 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 5660217 is about 2379.1210561886. The cubic root of 5660217 is about 178.2150433022.

The spelling of 5660217 in words is "five million, six hundred sixty thousand, two hundred seventeen".

Divisors: 1 3 9 628913 1886739 5660217