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13550214 = 233767911
BaseRepresentation
bin110011101100…
…001010000110
3221111102101210
4303230022012
511432101324
61202232250
7223113666
oct63541206
927442353
1013550214
117715527
124655686
132a657a2
141b2a1a6
1512c9d29
hexcec286

13550214 has 32 divisors (see below), whose sum is σ = 28279296. Its totient is φ = 4324320.

The previous prime is 13550183. The next prime is 13550219. The reversal of 13550214 is 41205531.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13550219) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 14419 + ... + 15329.

It is an arithmetic number, because the mean of its divisors is an integer number (883728).

Almost surely, 213550214 is an apocalyptic number.

13550214 is an abundant number, since it is smaller than the sum of its proper divisors (14729082).

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

13550214 is a wasteful number, since it uses less digits than its factorization.

13550214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 13550214 is about 3681.0615316781. The cubic root of 13550214 is about 238.4050138391.

Adding to 13550214 its reverse (41205531), we get a palindrome (54755745).

The spelling of 13550214 in words is "thirteen million, five hundred fifty thousand, two hundred fourteen".

Divisors: 1 2 3 6 37 67 74 111 134 201 222 402 911 1822 2479 2733 4958 5466 7437 14874 33707 61037 67414 101121 122074 183111 202242 366222 2258369 4516738 6775107 13550214