Base | Representation |
---|---|
bin | 11001100100100… |
… | …10011110000100 |
3 | 112221122012122020 |
4 | 30302102132010 |
5 | 414403300234 |
6 | 33141403140 |
7 | 5213204652 |
oct | 1462223604 |
9 | 487565566 |
10 | 214509444 |
11 | 1000a3136 |
12 | 5ba094b0 |
13 | 35597586 |
14 | 206bbdd2 |
15 | 13c73549 |
hex | cc92784 |
214509444 has 24 divisors (see below), whose sum is σ = 509967360. Its totient is φ = 70153824.
The previous prime is 214509439. The next prime is 214509479. The reversal of 214509444 is 444905412.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168004 + ... + 169275.
It is an arithmetic number, because the mean of its divisors is an integer number (21248640).
Almost surely, 2214509444 is an apocalyptic number.
It is an amenable number.
214509444 is an abundant number, since it is smaller than the sum of its proper divisors (295457916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214509444 is a wasteful number, since it uses less digits than its factorization.
214509444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 337339 (or 337337 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 214509444 is about 14646.1409251721. The cubic root of 214509444 is about 598.6166686640.
The spelling of 214509444 in words is "two hundred fourteen million, five hundred nine thousand, four hundred forty-four".
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