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8493028 = 222123257
BaseRepresentation
bin100000011001…
…011111100100
3120222111020121
4200121133210
54133234103
6502011324
7132122005
oct40313744
916874217
108493028
114880a35
122a16b44
1319b497b
1411b11ac
15b2b6bd
hex8197e4

8493028 has 6 divisors (see below), whose sum is σ = 14862806. Its totient is φ = 4246512.

The previous prime is 8493007. The next prime is 8493031. The reversal of 8493028 is 8203948.

It can be written as a sum of positive squares in only one way, i.e., 8111104 + 381924 = 2848^2 + 618^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8492984 and 8493002.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1061625 + ... + 1061632.

Almost surely, 28493028 is an apocalyptic number.

It is an amenable number.

8493028 is a deficient number, since it is larger than the sum of its proper divisors (6369778).

8493028 is a wasteful number, since it uses less digits than its factorization.

8493028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123261 (or 2123259 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 8493028 is about 2914.2800140000. The cubic root of 8493028 is about 204.0269412067.

The spelling of 8493028 in words is "eight million, four hundred ninety-three thousand, twenty-eight".

Divisors: 1 2 4 2123257 4246514 8493028