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8305230 = 2351012741
BaseRepresentation
bin11111101011101001001110
3120121221122010
4133223221032
54111231410
6454002050
7130410333
oct37535116
916557563
108305230
11476292a
122946326
13194a34b
14116298a
15ae0c20
hex7eba4e

8305230 has 32 divisors (see below), whose sum is σ = 20137248. Its totient is φ = 2192000.

The previous prime is 8305217. The next prime is 8305243. The reversal of 8305230 is 325038.

It is an interprime number because it is at equal distance from previous prime (8305217) and next prime (8305243).

It is an Ulam number.

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

It is a junction number, because it is equal to n+sod(n) for n = 8305197 and 8305206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1660 + ... + 4400.

It is an arithmetic number, because the mean of its divisors is an integer number (629289).

Almost surely, 28305230 is an apocalyptic number.

8305230 is an abundant number, since it is smaller than the sum of its proper divisors (11832018).

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

8305230 is a wasteful number, since it uses less digits than its factorization.

8305230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 8305230 is about 2881.8795949866. The cubic root of 8305230 is about 202.5119029735.

The spelling of 8305230 in words is "eight million, three hundred five thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 101 202 303 505 606 1010 1515 2741 3030 5482 8223 13705 16446 27410 41115 82230 276841 553682 830523 1384205 1661046 2768410 4152615 8305230