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8385230 = 2571031163
BaseRepresentation
bin11111111111001011001110
3120210000101002
4133333023032
54121311410
6455420302
7131162510
oct37771316
916700332
108385230
114807a47
122984692
131977899
141183bb0
15b097a5
hex7ff2ce

8385230 has 32 divisors (see below), whose sum is σ = 17432064. Its totient is φ = 2844576.

The previous prime is 8385217. The next prime is 8385239. The reversal of 8385230 is 325838.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8385193 and 8385202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8385239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6629 + ... + 7791.

It is an arithmetic number, because the mean of its divisors is an integer number (544752).

Almost surely, 28385230 is an apocalyptic number.

8385230 is an abundant number, since it is smaller than the sum of its proper divisors (9046834).

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

8385230 is a wasteful number, since it uses less digits than its factorization.

8385230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 8385230 is about 2895.7261610864. The cubic root of 8385230 is about 203.1600572233.

The spelling of 8385230 in words is "eight million, three hundred eighty-five thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 103 206 515 721 1030 1163 1442 2326 3605 5815 7210 8141 11630 16282 40705 81410 119789 239578 598945 838523 1197890 1677046 4192615 8385230