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12529230 = 235759663
BaseRepresentation
bin101111110010…
…111001001110
3212120112212120
4233302321032
511201413410
61124313410
7211332240
oct57627116
925515776
1012529230
11708843a
124242866
132798b5c
141942090
151177570
hexbf2e4e

12529230 has 32 divisors (see below), whose sum is σ = 34366464. Its totient is φ = 2863776.

The previous prime is 12529207. The next prime is 12529249. The reversal of 12529230 is 3292521.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12529230.

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, 29622 + ... + 30041.

It is an arithmetic number, because the mean of its divisors is an integer number (1073952).

Almost surely, 212529230 is an apocalyptic number.

12529230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12529230 is an abundant number, since it is smaller than the sum of its proper divisors (21837234).

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

12529230 is a wasteful number, since it uses less digits than its factorization.

12529230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59680.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 12529230 is about 3539.6652384089. The cubic root of 12529230 is about 232.2601990482.

The spelling of 12529230 in words is "twelve million, five hundred twenty-nine thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 59663 119326 178989 298315 357978 417641 596630 835282 894945 1252923 1789890 2088205 2505846 4176410 6264615 12529230