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3133028 = 22783257
BaseRepresentation
bin1011111100111001100100
312220011201002
423330321210
51300224103
6151052432
735426123
oct13747144
95804632
103133028
11184a988
121071118
13859082
145b7aba
1541d488
hex2fce64

3133028 has 6 divisors (see below), whose sum is σ = 5482806. Its totient is φ = 1566512.

The previous prime is 3133027. The next prime is 3133033. The reversal of 3133028 is 8203313.

It can be written as a sum of positive squares in only one way, i.e., 2096704 + 1036324 = 1448^2 + 1018^2 .

It is not an unprimeable number, because it can be changed into a prime (3133027) by changing a digit.

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 as a sum of consecutive naturals, namely, 391625 + ... + 391632.

It is an arithmetic number, because the mean of its divisors is an integer number (913801).

Almost surely, 23133028 is an apocalyptic number.

It is an amenable number.

3133028 is a deficient number, since it is larger than the sum of its proper divisors (2349778).

3133028 is a wasteful number, since it uses less digits than its factorization.

3133028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783261 (or 783259 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3133028 is about 1770.0361578228. The cubic root of 3133028 is about 146.3259746001.

The spelling of 3133028 in words is "three million, one hundred thirty-three thousand, twenty-eight".

Divisors: 1 2 4 783257 1566514 3133028