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30008230 = 25717151167
BaseRepresentation
bin111001001111…
…0001110100110
32002110120112221
41302132032212
530140230410
62551102554
7513031360
oct162361646
962416487
1030008230
1115a3669a
12a071a5a
1362a8965
143db1d30
15297b4da
hex1c9e3a6

30008230 has 64 divisors (see below), whose sum is σ = 66189312. Its totient is φ = 9561600.

The previous prime is 30008227. The next prime is 30008233. The reversal of 30008230 is 3280003.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30008227) and next prime (30008233).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30008233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179607 + ... + 179773.

It is an arithmetic number, because the mean of its divisors is an integer number (1034208).

Almost surely, 230008230 is an apocalyptic number.

30008230 is an abundant number, since it is smaller than the sum of its proper divisors (36181082).

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

30008230 is a wasteful number, since it uses less digits than its factorization.

30008230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 30008230 is about 5477.9768163073. The cubic root of 30008230 is about 310.7516619125.

Adding to 30008230 its reverse (3280003), we get a palindrome (33288233).

The spelling of 30008230 in words is "thirty million, eight thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 151 167 170 238 302 334 595 755 835 1057 1169 1190 1510 1670 2114 2338 2567 2839 5134 5285 5678 5845 10570 11690 12835 14195 17969 19873 25217 25670 28390 35938 39746 50434 89845 99365 126085 176519 179690 198730 252170 353038 428689 857378 882595 1765190 2143445 3000823 4286890 6001646 15004115 30008230