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8249412 = 2231275413
BaseRepresentation
bin11111011110000001000100
3120112010001210
4133132001010
54102440122
6452451420
7130055523
oct37360104
916463053
108249412
1147249a6
122919b70
13192ab12
14114a4ba
15ace40c
hex7de044

8249412 has 24 divisors (see below), whose sum is σ = 19403776. Its totient is φ = 2727648.

The previous prime is 8249411. The next prime is 8249429. The reversal of 8249412 is 2149428.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 8249412.

It is not an unprimeable number, because it can be changed into a prime (8249411) 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, 1183 + ... + 4230.

Almost surely, 28249412 is an apocalyptic number.

It is an amenable number.

8249412 is an abundant number, since it is smaller than the sum of its proper divisors (11154364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8249412 is a wasteful number, since it uses less digits than its factorization.

8249412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5547 (or 5545 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 8249412 is about 2872.1789637834. The cubic root of 8249412 is about 202.0572004138.

It can be divided in two parts, 82 and 49412, that added together give a palindrome (49494).

The spelling of 8249412 in words is "eight million, two hundred forty-nine thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 127 254 381 508 762 1524 5413 10826 16239 21652 32478 64956 687451 1374902 2062353 2749804 4124706 8249412