Base | Representation |
---|---|
bin | 11001100010011… |
… | …00011001110111 |
3 | 112221002121222000 |
4 | 30301030121313 |
5 | 414320104310 |
6 | 33131310343 |
7 | 5210601156 |
oct | 1461143167 |
9 | 487077860 |
10 | 214222455 |
11 | aaa17557 |
12 | 5b8ab3b3 |
13 | 354c6a65 |
14 | 2064559d |
15 | 13c184c0 |
hex | cc4c677 |
214222455 has 32 divisors (see below), whose sum is σ = 381542400. Its totient is φ = 114041376.
The previous prime is 214222447. The next prime is 214222469. The reversal of 214222455 is 554222412.
It is not a de Polignac number, because 214222455 - 23 = 214222447 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95962 + ... + 98168.
It is an arithmetic number, because the mean of its divisors is an integer number (11923200).
Almost surely, 2214222455 is an apocalyptic number.
214222455 is a deficient number, since it is larger than the sum of its proper divisors (167319945).
214222455 is a wasteful number, since it uses less digits than its factorization.
214222455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2940 (or 2934 counting only the distinct ones).
The product of its digits is 6400, while the sum is 27.
The square root of 214222455 is about 14636.3402187842. The cubic root of 214222455 is about 598.3495894039.
Adding to 214222455 its reverse (554222412), we get a palindrome (768444867).
The spelling of 214222455 in words is "two hundred fourteen million, two hundred twenty-two thousand, four hundred fifty-five".
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