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3428253 = 32380917
BaseRepresentation
bin1101000100111110011101
320110011200100
431010332131
51334201003
6201251313
741065623
oct15047635
96404610
103428253
111a31774
121193b39
1393056a
14653513
1547aba3
hex344f9d

3428253 has 6 divisors (see below), whose sum is σ = 4951934. Its totient is φ = 2285496.

The previous prime is 3428251. The next prime is 3428263. The reversal of 3428253 is 3528243.

It can be written as a sum of positive squares in only one way, i.e., 2424249 + 1004004 = 1557^2 + 1002^2 .

It is not a de Polignac number, because 3428253 - 21 = 3428251 is a prime.

It is a d-powerful number, because it can be written as 32 + 49 + 220 + 82 + 221 + 54 + 39 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3428251) 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 in 5 ways as a sum of consecutive naturals, for example, 190450 + ... + 190467.

Almost surely, 23428253 is an apocalyptic number.

It is an amenable number.

3428253 is a deficient number, since it is larger than the sum of its proper divisors (1523681).

3428253 is a wasteful number, since it uses less digits than its factorization.

3428253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380923 (or 380920 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 3428253 is about 1851.5542120068. The cubic root of 3428253 is about 150.7848198901.

The spelling of 3428253 in words is "three million, four hundred twenty-eight thousand, two hundred fifty-three".

Divisors: 1 3 9 380917 1142751 3428253