Base | Representation |
---|---|
bin | 11001100100100… |
… | …11101011100101 |
3 | 112221122110102222 |
4 | 30302103223211 |
5 | 414403430110 |
6 | 33141442125 |
7 | 5213225300 |
oct | 1462235345 |
9 | 487573388 |
10 | 214514405 |
11 | 1000a6936 |
12 | 5ba10345 |
13 | 35599901 |
14 | 206bdb37 |
15 | 13c74c55 |
hex | cc93ae5 |
214514405 has 24 divisors (see below), whose sum is σ = 302444280. Its totient is φ = 145622400.
The previous prime is 214514393. The next prime is 214514423. The reversal of 214514405 is 504415412.
It can be written as a sum of positive squares in 4 ways, for example, as 65820769 + 148693636 = 8113^2 + 12194^2 .
It is a de Polignac number, because none of the positive numbers 2k-214514405 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20411 + ... + 29079.
It is an arithmetic number, because the mean of its divisors is an integer number (12601845).
Almost surely, 2214514405 is an apocalyptic number.
It is an amenable number.
214514405 is a deficient number, since it is larger than the sum of its proper divisors (87929875).
214514405 is a wasteful number, since it uses less digits than its factorization.
214514405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8789 (or 8782 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 214514405 is about 14646.3102862120. The cubic root of 214514405 is about 598.6212834016.
Adding to 214514405 its reverse (504415412), we get a palindrome (718929817).
The spelling of 214514405 in words is "two hundred fourteen million, five hundred fourteen thousand, four hundred five".
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