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13150212 = 2231095851
BaseRepresentation
bin110010001010…
…100000000100
3220202002200220
4302022200010
511331301322
61145504340
7216526545
oct62124004
926662626
1013150212
117471a49
1244a20b0
1329556ba
141a644cc
15124b55c
hexc8a804

13150212 has 12 divisors (see below), whose sum is σ = 30683856. Its totient is φ = 4383400.

The previous prime is 13150211. The next prime is 13150237. The reversal of 13150212 is 21205131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 13150191 and 13150200.

It is not an unprimeable number, because it can be changed into a prime (13150211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547914 + ... + 547937.

It is an arithmetic number, because the mean of its divisors is an integer number (2556988).

Almost surely, 213150212 is an apocalyptic number.

13150212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13150212 is an abundant number, since it is smaller than the sum of its proper divisors (17533644).

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

13150212 is a wasteful number, since it uses less digits than its factorization.

13150212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095858 (or 1095856 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 13150212 is about 3626.3221037299. The cubic root of 13150212 is about 236.0356405045.

Adding to 13150212 its reverse (21205131), we get a palindrome (34355343).

The spelling of 13150212 in words is "thirteen million, one hundred fifty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 1095851 2191702 3287553 4383404 6575106 13150212