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14458213 = 7111031823
BaseRepresentation
bin110111001001…
…110101100101
31000012112221101
4313021311211
512200130323
61233520101
7233615140
oct67116545
930175841
1014458213
118185740
124a13031
132cc2b73
141cc5057
151408dad
hexdc9d65

14458213 has 16 divisors (see below), whose sum is σ = 18210816. Its totient is φ = 11150640.

The previous prime is 14458207. The next prime is 14458217. The reversal of 14458213 is 31285441.

It is a cyclic number.

It is not a de Polignac number, because 14458213 - 25 = 14458181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14458217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7020 + ... + 8842.

It is an arithmetic number, because the mean of its divisors is an integer number (1138176).

Almost surely, 214458213 is an apocalyptic number.

It is an amenable number.

14458213 is a deficient number, since it is larger than the sum of its proper divisors (3752603).

14458213 is a wasteful number, since it uses less digits than its factorization.

14458213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944.

The product of its digits is 3840, while the sum is 28.

The square root of 14458213 is about 3802.3956921920. The cubic root of 14458213 is about 243.6154753646.

The spelling of 14458213 in words is "fourteen million, four hundred fifty-eight thousand, two hundred thirteen".

Divisors: 1 7 11 77 103 721 1133 1823 7931 12761 20053 140371 187769 1314383 2065459 14458213