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3208828 = 227114601
BaseRepresentation
bin1100001111011001111100
320001000200111
430033121330
51310140303
6152435404
736163120
oct14173174
96030614
103208828
1118a1927
1210a8b64
1388471c
145d7580
15435b6d
hex30f67c

3208828 has 12 divisors (see below), whose sum is σ = 6417712. Its totient is φ = 1375200.

The previous prime is 3208819. The next prime is 3208837. The reversal of 3208828 is 8288023.

It is an interprime number because it is at equal distance from previous prime (3208819) and next prime (3208837).

3208828 is an admirable number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3208828.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 57273 + ... + 57328.

Almost surely, 23208828 is an apocalyptic number.

It is an amenable number.

3208828 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.

3208828 is a wasteful number, since it uses less digits than its factorization.

3208828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114612 (or 114610 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 3208828 is about 1791.3201835518. The cubic root of 3208828 is about 147.4966464813.

The spelling of 3208828 in words is "three million, two hundred eight thousand, eight hundred twenty-eight".

Divisors: 1 2 4 7 14 28 114601 229202 458404 802207 1604414 3208828