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5371209 = 321992999
BaseRepresentation
bin10100011111010101001001
3101002212220200
4110133111021
52333334314
6311042413
763440334
oct24372511
911085820
105371209
113039518
121970409
131160a3c
149db61b
15711709
hex51f549

5371209 has 12 divisors (see below), whose sum is σ = 7800000. Its totient is φ = 3561624.

The previous prime is 5371199. The next prime is 5371217. The reversal of 5371209 is 9021735.

5371209 is a `hidden beast` number, since 537 + 120 + 9 = 666.

It is not a de Polignac number, because 5371209 - 27 = 5371081 is a prime.

It is a super-2 number, since 2×53712092 = 57699772243362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5371279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 292 + ... + 3290.

It is an arithmetic number, because the mean of its divisors is an integer number (650000).

Almost surely, 25371209 is an apocalyptic number.

It is an amenable number.

5371209 is a deficient number, since it is larger than the sum of its proper divisors (2428791).

5371209 is a wasteful number, since it uses less digits than its factorization.

5371209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204 (or 3201 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 5371209 is about 2317.5868915749. The cubic root of 5371209 is about 175.1287107535.

The spelling of 5371209 in words is "five million, three hundred seventy-one thousand, two hundred nine".

Divisors: 1 3 9 199 597 1791 2999 8997 26991 596801 1790403 5371209