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230000242 = 217411391187
BaseRepresentation
bin11011011010110…
…00011001110010
3121000210020000111
431231120121302
5432340001432
634453411534
75461653433
oct1555303162
9530706014
10230000242
1110891364a
1265039baa
133885c424
142279148a
15152d3347
hexdb58672

230000242 has 32 divisors (see below), whose sum is σ = 377213760. Its totient is φ = 104747520.

The previous prime is 230000219. The next prime is 230000257. The reversal of 230000242 is 242000032.

It is a super-2 number, since 2×2300002422 = 105800222640117128, which contains 22 as substring.

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, 193173 + ... + 194359.

It is an arithmetic number, because the mean of its divisors is an integer number (11787930).

Almost surely, 2230000242 is an apocalyptic number.

230000242 is a deficient number, since it is larger than the sum of its proper divisors (147213518).

230000242 is a wasteful number, since it uses less digits than its factorization.

230000242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 230000242 is about 15165.7588666047. The cubic root of 230000242 is about 612.6927824091.

Adding to 230000242 its reverse (242000032), we get a palindrome (472000274).

The spelling of 230000242 in words is "two hundred thirty million, two hundred forty-two", and thus it is an aban number.

Divisors: 1 2 17 34 41 82 139 278 697 1187 1394 2363 2374 4726 5699 11398 20179 40358 48667 96883 97334 164993 193766 329986 827339 1654678 2804881 5609762 6764713 13529426 115000121 230000242