Base | Representation |
---|---|
bin | 11001100011100… |
… | …01110001000101 |
3 | 112221101101220002 |
4 | 30301301301011 |
5 | 414340003433 |
6 | 33134451045 |
7 | 5212106303 |
oct | 1461616105 |
9 | 487341802 |
10 | 214375493 |
11 | 100011532 |
12 | 5b963a85 |
13 | 3554b607 |
14 | 20685273 |
15 | 13c489e8 |
hex | cc71c45 |
214375493 has 4 divisors (see below), whose sum is σ = 215741100. Its totient is φ = 213009888.
The previous prime is 214375487. The next prime is 214375517. The reversal of 214375493 is 394573412.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 159719044 + 54656449 = 12638^2 + 7393^2 .
It is a cyclic number.
It is not a de Polignac number, because 214375493 - 28 = 214375237 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 (214375393) by changing a digit.
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, 682568 + ... + 682881.
It is an arithmetic number, because the mean of its divisors is an integer number (53935275).
Almost surely, 2214375493 is an apocalyptic number.
It is an amenable number.
214375493 is a deficient number, since it is larger than the sum of its proper divisors (1365607).
214375493 is a wasteful number, since it uses less digits than its factorization.
214375493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1365606.
The product of its digits is 90720, while the sum is 38.
The square root of 214375493 is about 14641.5672999853. The cubic root of 214375493 is about 598.4920401219.
The spelling of 214375493 in words is "two hundred fourteen million, three hundred seventy-five thousand, four hundred ninety-three".
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