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13202916 = 2231100243
BaseRepresentation
bin110010010111…
…010111100100
3220211202222220
4302113113210
511334443131
61150552340
7220136316
oct62272744
926752886
1013202916
1174a8601
1245086b0
13297369c
141a797b6
15125be96
hexc975e4

13202916 has 12 divisors (see below), whose sum is σ = 30806832. Its totient is φ = 4400968.

The previous prime is 13202909. The next prime is 13202921. The reversal of 13202916 is 61920231.

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

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 3 ways as a sum of consecutive naturals, for example, 550110 + ... + 550133.

It is an arithmetic number, because the mean of its divisors is an integer number (2567236).

Almost surely, 213202916 is an apocalyptic number.

It is an amenable number.

13202916 is an abundant number, since it is smaller than the sum of its proper divisors (17603916).

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

13202916 is a wasteful number, since it uses less digits than its factorization.

13202916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100250 (or 1100248 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 13202916 is about 3633.5817040491. The cubic root of 13202916 is about 236.3505515260.

The spelling of 13202916 in words is "thirteen million, two hundred two thousand, nine hundred sixteen".

Divisors: 1 2 3 4 6 12 1100243 2200486 3300729 4400972 6601458 13202916