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8209364 = 227983313
BaseRepresentation
bin11111010100001111010100
3120110002010112
4133110033110
54100144424
6451542152
7126531002
oct37241724
916402115
108209364
1146a78a9
1228ba958
131915817
141139a72
15ac260e
hex7d43d4

8209364 has 24 divisors (see below), whose sum is σ = 14770560. Its totient is φ = 3991104.

The previous prime is 8209363. The next prime is 8209379. The reversal of 8209364 is 4639028.

It is an Ulam number.

It is a d-powerful number, because it can be written as 87 + 2 + 0 + 93 + 314 + 67 + 410 .

It is a self number, because there is not a number n which added to its sum of digits gives 8209364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8209363) 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 7 ways as a sum of consecutive naturals, for example, 26072 + ... + 26384.

It is an arithmetic number, because the mean of its divisors is an integer number (615440).

Almost surely, 28209364 is an apocalyptic number.

It is an amenable number.

8209364 is a deficient number, since it is larger than the sum of its proper divisors (6561196).

8209364 is a wasteful number, since it uses less digits than its factorization.

8209364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 8209364 is about 2865.1987714642. The cubic root of 8209364 is about 201.7296976059.

The spelling of 8209364 in words is "eight million, two hundred nine thousand, three hundred sixty-four".

Divisors: 1 2 4 79 83 158 166 313 316 332 626 1252 6557 13114 24727 25979 26228 49454 51958 98908 103916 2052341 4104682 8209364