Base | Representation |
---|---|
bin | 11001100001111… |
… | …00100010001110 |
3 | 112220222022210120 |
4 | 30300330202032 |
5 | 414311014304 |
6 | 33130045410 |
7 | 5210210520 |
oct | 1460744216 |
9 | 486868716 |
10 | 214157454 |
11 | aa982735 |
12 | 5b879866 |
13 | 354a32b4 |
14 | 20629a10 |
15 | 13c040d9 |
hex | cc3c88e |
214157454 has 16 divisors (see below), whose sum is σ = 489502848. Its totient is φ = 61187832.
The previous prime is 214157453. The next prime is 214157477. The reversal of 214157454 is 454751412.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214157453) 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 7 ways as a sum of consecutive naturals, for example, 2549452 + ... + 2549535.
It is an arithmetic number, because the mean of its divisors is an integer number (30593928).
Almost surely, 2214157454 is an apocalyptic number.
214157454 is an abundant number, since it is smaller than the sum of its proper divisors (275345394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214157454 is a wasteful number, since it uses less digits than its factorization.
214157454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5098999.
The product of its digits is 22400, while the sum is 33.
The square root of 214157454 is about 14634.1195157071. The cubic root of 214157454 is about 598.2890646936.
It can be divided in two parts, 2141 and 57454, that added together give a palindrome (59595).
The spelling of 214157454 in words is "two hundred fourteen million, one hundred fifty-seven thousand, four hundred fifty-four".
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