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8073285 = 3511113433
BaseRepresentation
bin11110110011000001000101
3120012011110120
4132303001011
54031321120
6445012153
7125423163
oct36630105
916164416
108073285
114614640
122854059
1318988bc
141102233
15a97140
hex7b3045

8073285 has 32 divisors (see below), whose sum is σ = 14249088. Its totient is φ = 3870720.

The previous prime is 8073277. The next prime is 8073287. The reversal of 8073285 is 5823708.

It is not a de Polignac number, because 8073285 - 23 = 8073277 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8073287) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 18429 + ... + 18861.

It is an arithmetic number, because the mean of its divisors is an integer number (445284).

Almost surely, 28073285 is an apocalyptic number.

It is an amenable number.

8073285 is a deficient number, since it is larger than the sum of its proper divisors (6175803).

8073285 is a wasteful number, since it uses less digits than its factorization.

8073285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 8073285 is about 2841.3526708242. The cubic root of 8073285 is about 200.6088529429.

The spelling of 8073285 in words is "eight million, seventy-three thousand, two hundred eighty-five".

Divisors: 1 3 5 11 15 33 55 113 165 339 433 565 1243 1299 1695 2165 3729 4763 6215 6495 14289 18645 23815 48929 71445 146787 244645 538219 733935 1614657 2691095 8073285