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13230414 = 2326011223
BaseRepresentation
bin110010011110…
…000101001110
3220220011201100
4302132011032
511341333124
61151323530
7220312431
oct62360516
926804640
1013230414
11751722a
1245205a6
132983062
141a85818
1512651c9
hexc9e14e

13230414 has 24 divisors (see below), whose sum is σ = 28737072. Its totient is φ = 4399200.

The previous prime is 13230391. The next prime is 13230419. The reversal of 13230414 is 41403231.

13230414 = T440 + T441 + ... + T547.

13230414 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×132304142 = 350087709222792, which contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10207 + ... + 11429.

It is an arithmetic number, because the mean of its divisors is an integer number (1197378).

Almost surely, 213230414 is an apocalyptic number.

13230414 is an abundant number, since it is smaller than the sum of its proper divisors (15506658).

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

13230414 is a wasteful number, since it uses less digits than its factorization.

13230414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832 (or 1829 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 13230414 is about 3637.3636056903. The cubic root of 13230414 is about 236.5145218866.

Adding to 13230414 its reverse (41403231), we get a palindrome (54633645).

The spelling of 13230414 in words is "thirteen million, two hundred thirty thousand, four hundred fourteen".

Divisors: 1 2 3 6 9 18 601 1202 1223 1803 2446 3606 3669 5409 7338 10818 11007 22014 735023 1470046 2205069 4410138 6615207 13230414