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2906808 = 233313907
BaseRepresentation
bin1011000101101010111000
312110200101120
423011222320
51221004213
6142145240
733464442
oct13055270
95420346
102906808
111705a23
12b82220
137aa108
14559492
153c6423
hex2c5ab8

2906808 has 32 divisors (see below), whose sum is σ = 7503360. Its totient is φ = 937440.

The previous prime is 2906807. The next prime is 2906851. The reversal of 2906808 is 8086092.

2906808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2906801) 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, 1210 + ... + 2697.

It is an arithmetic number, because the mean of its divisors is an integer number (234480).

22906808 is an apocalyptic number.

It is an amenable number.

2906808 is an abundant number, since it is smaller than the sum of its proper divisors (4596552).

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

2906808 is a wasteful number, since it uses less digits than its factorization.

2906808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947 (or 3943 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 2906808 is about 1704.9363624488. The cubic root of 2906808 is about 142.7158194781.

The spelling of 2906808 in words is "two million, nine hundred six thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 3907 7814 11721 15628 23442 31256 46884 93768 121117 242234 363351 484468 726702 968936 1453404 2906808