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12030230 = 251963317
BaseRepresentation
bin101101111001…
…000100010110
3211122012101002
4231321010112
511034431410
61105503302
7204153362
oct55710426
924565332
1012030230
116877543
124041b32
1326529a4
1418522a2
1510c97a5
hexb79116

12030230 has 16 divisors (see below), whose sum is σ = 22794480. Its totient is φ = 4558752.

The previous prime is 12030229. The next prime is 12030233. The reversal of 12030230 is 3203021.

12030230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31469 + ... + 31848.

It is an arithmetic number, because the mean of its divisors is an integer number (1424655).

Almost surely, 212030230 is an apocalyptic number.

12030230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12030230 is a deficient number, since it is larger than the sum of its proper divisors (10764250).

12030230 is a wasteful number, since it uses less digits than its factorization.

12030230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63343.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 12030230 is about 3468.4621952675. The cubic root of 12030230 is about 229.1349356985.

Adding to 12030230 its reverse (3203021), we get a palindrome (15233251).

The spelling of 12030230 in words is "twelve million, thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 63317 126634 316585 633170 1203023 2406046 6015115 12030230