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33027828 = 22337731019
BaseRepresentation
bin111110111111…
…1011011110100
32022010222122220
41331333123310
531423342303
63135522340
7550506021
oct175773364
968128586
1033027828
1117709329
12b0893b0
136ac51c2
14455a548
152d76053
hex1f7f6f4

33027828 has 48 divisors (see below), whose sum is σ = 80310720. Its totient is φ = 10554624.

The previous prime is 33027773. The next prime is 33027829. The reversal of 33027828 is 82872033.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33027829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31903 + ... + 32921.

It is an arithmetic number, because the mean of its divisors is an integer number (1673140).

Almost surely, 233027828 is an apocalyptic number.

It is an amenable number.

33027828 is an abundant number, since it is smaller than the sum of its proper divisors (47282892).

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

33027828 is a wasteful number, since it uses less digits than its factorization.

33027828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136 (or 1134 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 33027828 is about 5746.9842526320. The cubic root of 33027828 is about 320.8435685421.

The spelling of 33027828 in words is "thirty-three million, twenty-seven thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 12 37 73 74 111 146 148 219 222 292 438 444 876 1019 2038 2701 3057 4076 5402 6114 8103 10804 12228 16206 32412 37703 74387 75406 113109 148774 150812 223161 226218 297548 446322 452436 892644 2752319 5504638 8256957 11009276 16513914 33027828