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8308412 = 227296729
BaseRepresentation
bin11111101100011010111100
3120122002222222
4133230122330
54111332122
6454024512
7130422530
oct37543274
916562888
108308412
114765262
122948138
13194b928
141163bc0
15ae1b42
hex7ec6bc

8308412 has 12 divisors (see below), whose sum is σ = 16616880. Its totient is φ = 3560736.

The previous prime is 8308409. The next prime is 8308423. The reversal of 8308412 is 2148038.

8308412 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148337 + ... + 148392.

It is an arithmetic number, because the mean of its divisors is an integer number (1384740).

Almost surely, 28308412 is an apocalyptic number.

It is an amenable number.

8308412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8308412 is a wasteful number, since it uses less digits than its factorization.

8308412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296740 (or 296738 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 8308412 is about 2882.4316123717. The cubic root of 8308412 is about 202.5377626065.

The spelling of 8308412 in words is "eight million, three hundred eight thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 296729 593458 1186916 2077103 4154206 8308412