Base | Representation |
---|---|
bin | 11001100000111… |
… | …10000100001001 |
3 | 112220201222121011 |
4 | 30300132010021 |
5 | 414243021044 |
6 | 33123243521 |
7 | 5206150615 |
oct | 1460360411 |
9 | 486658534 |
10 | 214032649 |
11 | aa8a7996 |
12 | 5b8195a1 |
13 | 3545b54c |
14 | 205d6345 |
15 | 13bcc134 |
hex | cc1e109 |
214032649 has 4 divisors (see below), whose sum is σ = 220936960. Its totient is φ = 207128340.
The previous prime is 214032631. The next prime is 214032667. The reversal of 214032649 is 946230412.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (214032631) and next prime (214032667).
It is a cyclic number.
It is not a de Polignac number, because 214032649 - 27 = 214032521 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 6904279 = 214032649 / (2 + 1 + 4 + 0 + 3 + 2 + 6 + 4 + 9).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 214032649.
It is not an unprimeable number, because it can be changed into a prime (214036649) 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 3 ways as a sum of consecutive naturals, for example, 3452109 + ... + 3452170.
It is an arithmetic number, because the mean of its divisors is an integer number (55234240).
Almost surely, 2214032649 is an apocalyptic number.
It is an amenable number.
214032649 is a deficient number, since it is larger than the sum of its proper divisors (6904311).
214032649 is an equidigital number, since it uses as much as digits as its factorization.
214032649 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6904310.
The product of its (nonzero) digits is 10368, while the sum is 31.
The square root of 214032649 is about 14629.8547156149. The cubic root of 214032649 is about 598.1728200410.
The spelling of 214032649 in words is "two hundred fourteen million, thirty-two thousand, six hundred forty-nine".
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