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230514012 = 2234711463
BaseRepresentation
bin11011011110101…
…01110101011100
3121001202022210000
431233111311130
5433002422022
634512414300
75466223341
oct1557256534
9531668700
10230514012
11109134653
1265247390
13389ac231
14228867c8
15153856ac
hexdbd5d5c

230514012 has 30 divisors (see below), whose sum is σ = 602610008. Its totient is φ = 76837896.

The previous prime is 230514007. The next prime is 230514029. The reversal of 230514012 is 210415032.

It is a super-2 number, since 2×2305140122 = 106273419456672288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 355408 + ... + 356055.

Almost surely, 2230514012 is an apocalyptic number.

It is an amenable number.

230514012 is an abundant number, since it is smaller than the sum of its proper divisors (372095996).

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

230514012 is a wasteful number, since it uses less digits than its factorization.

230514012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711479 (or 711468 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 230514012 is about 15182.6879043205. The cubic root of 230514012 is about 613.1486501553.

Adding to 230514012 its reverse (210415032), we get a palindrome (440929044).

The spelling of 230514012 in words is "two hundred thirty million, five hundred fourteen thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 711463 1422926 2134389 2845852 4268778 6403167 8537556 12806334 19209501 25612668 38419002 57628503 76838004 115257006 230514012