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214853349 = 31916722571
BaseRepresentation
bin11001100111001…
…10011011100101
3112222021200101110
430303212123211
5420000301344
633153015233
75216136414
oct1463463345
9488250343
10214853349
11100308557
125bb54519
1335687c79
142076b47b
1513ce03b9
hexcce66e5

214853349 has 16 divisors (see below), whose sum is σ = 303367680. Its totient is φ = 134878320.

The previous prime is 214853347. The next prime is 214853357. The reversal of 214853349 is 943358412.

It is not a de Polignac number, because 214853349 - 21 = 214853347 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214853347) 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, 1767 + ... + 20804.

It is an arithmetic number, because the mean of its divisors is an integer number (18960480).

Almost surely, 2214853349 is an apocalyptic number.

It is an amenable number.

214853349 is a deficient number, since it is larger than the sum of its proper divisors (88514331).

214853349 is a wasteful number, since it uses less digits than its factorization.

214853349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22760.

The product of its digits is 103680, while the sum is 39.

The square root of 214853349 is about 14657.8766879791. The cubic root of 214853349 is about 598.9364018234.

The spelling of 214853349 in words is "two hundred fourteen million, eight hundred fifty-three thousand, three hundred forty-nine".

Divisors: 1 3 19 57 167 501 3173 9519 22571 67713 428849 1286547 3769357 11308071 71617783 214853349