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13122414 = 232729023
BaseRepresentation
bin110010000011…
…101101101110
3220200200120100
4302003231232
511324404124
61145131530
7216352524
oct62035556
926620510
1013122414
117453078
124489ba6
132945b56
141a58314
1512431c9
hexc83b6e

13122414 has 12 divisors (see below), whose sum is σ = 28431936. Its totient is φ = 4374132.

The previous prime is 13122409. The next prime is 13122437. The reversal of 13122414 is 41422131.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 729023 = 13122414 / (1 + 3 + 1 + 2 + 2 + 4 + 1 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364494 + ... + 364529.

It is an arithmetic number, because the mean of its divisors is an integer number (2369328).

Almost surely, 213122414 is an apocalyptic number.

13122414 is an abundant number, since it is smaller than the sum of its proper divisors (15309522).

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

13122414 is a wasteful number, since it uses less digits than its factorization.

13122414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729031 (or 729028 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 13122414 is about 3622.4872670584. The cubic root of 13122414 is about 235.8692059898.

Adding to 13122414 its reverse (41422131), we get a palindrome (54544545).

The spelling of 13122414 in words is "thirteen million, one hundred twenty-two thousand, four hundred fourteen".

Divisors: 1 2 3 6 9 18 729023 1458046 2187069 4374138 6561207 13122414