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30000230 = 2513230771
BaseRepresentation
bin111001001110…
…0010001100110
32002110011120122
41302130101212
530140001410
62551001542
7512666141
oct162342146
962404518
1030000230
1115a30687
12a0692b2
1362a5120
143dad058
152978e55
hex1c9c466

30000230 has 16 divisors (see below), whose sum is σ = 58154544. Its totient is φ = 11076960.

The previous prime is 30000199. The next prime is 30000247. The reversal of 30000230 is 3200003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115256 + ... + 115515.

It is an arithmetic number, because the mean of its divisors is an integer number (3634659).

Almost surely, 230000230 is an apocalyptic number.

30000230 is a deficient number, since it is larger than the sum of its proper divisors (28154314).

30000230 is a wasteful number, since it uses less digits than its factorization.

30000230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230791.

The product of its (nonzero) digits is 18, while the sum is 8.

The square root of 30000230 is about 5477.2465710428. The cubic root of 30000230 is about 310.7240446639.

Adding to 30000230 its reverse (3200003), we get a palindrome (33200233).

The spelling of 30000230 in words is "thirty million, two hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 13 26 65 130 230771 461542 1153855 2307710 3000023 6000046 15000115 30000230