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13982214 = 2319122651
BaseRepresentation
bin110101010101…
…101000000110
3222022100222210
4311111220012
512034412324
61215404250
7226563321
oct65255006
928270883
1013982214
117990054
124823686
132b872cc
141bdd7b8
151362d29
hexd55a06

13982214 has 16 divisors (see below), whose sum is σ = 29436480. Its totient is φ = 4415400.

The previous prime is 13982197. The next prime is 13982231. The reversal of 13982214 is 41228931.

It is an interprime number because it is at equal distance from previous prime (13982197) and next prime (13982231).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61212 + ... + 61439.

It is an arithmetic number, because the mean of its divisors is an integer number (1839780).

Almost surely, 213982214 is an apocalyptic number.

13982214 is an abundant number, since it is smaller than the sum of its proper divisors (15454266).

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

13982214 is a wasteful number, since it uses less digits than its factorization.

13982214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122675.

The product of its digits is 3456, while the sum is 30.

The square root of 13982214 is about 3739.2798771956. The cubic root of 13982214 is about 240.9121193790.

It can be divided in two parts, 13982 and 214, that added together give a triangular number (14196 = T168).

The spelling of 13982214 in words is "thirteen million, nine hundred eighty-two thousand, two hundred fourteen".

Divisors: 1 2 3 6 19 38 57 114 122651 245302 367953 735906 2330369 4660738 6991107 13982214