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9050028 = 2231358013
BaseRepresentation
bin100010100001…
…011110101100
3122000210022020
4202201132230
54304100103
6521550140
7136631631
oct42413654
918023266
109050028
115121469
123045350
131b4b360
1412b8188
15bdb753
hex8a17ac

9050028 has 24 divisors (see below), whose sum is σ = 22741488. Its totient is φ = 2784576.

The previous prime is 9049987. The next prime is 9050039. The reversal of 9050028 is 8200509.

It is an Ulam number.

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 in 7 ways as a sum of consecutive naturals, for example, 28851 + ... + 29162.

It is an arithmetic number, because the mean of its divisors is an integer number (947562).

Almost surely, 29050028 is an apocalyptic number.

It is an amenable number.

9050028 is an abundant number, since it is smaller than the sum of its proper divisors (13691460).

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

9050028 is a wasteful number, since it uses less digits than its factorization.

9050028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58033 (or 58031 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 9050028 is about 3008.3264450521. The cubic root of 9050028 is about 208.3930867890.

The spelling of 9050028 in words is "nine million, fifty thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 58013 116026 174039 232052 348078 696156 754169 1508338 2262507 3016676 4525014 9050028