Base | Representation |
---|---|
bin | 11001100110101… |
… | …00101101100100 |
3 | 112222010222211102 |
4 | 30303110231210 |
5 | 414440441042 |
6 | 33151255232 |
7 | 5215415003 |
oct | 1463245544 |
9 | 488128742 |
10 | 214780772 |
11 | 100268a78 |
12 | 5bb1a518 |
13 | 35660c1b |
14 | 2074cc3a |
15 | 13cc8b32 |
hex | ccd4b64 |
214780772 has 24 divisors (see below), whose sum is σ = 388926720. Its totient is φ = 103675680.
The previous prime is 214780747. The next prime is 214780777. The reversal of 214780772 is 277087412.
It is a happy number.
214780772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2147807722 = 92261560041831968, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (214780777) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56054 + ... + 59762.
It is an arithmetic number, because the mean of its divisors is an integer number (16205280).
Almost surely, 2214780772 is an apocalyptic number.
It is an amenable number.
214780772 is a deficient number, since it is larger than the sum of its proper divisors (174145948).
214780772 is a wasteful number, since it uses less digits than its factorization.
214780772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4211 (or 4209 counting only the distinct ones).
The product of its (nonzero) digits is 43904, while the sum is 38.
The square root of 214780772 is about 14655.4007792349. The cubic root of 214780772 is about 598.8689544181.
The spelling of 214780772 in words is "two hundred fourteen million, seven hundred eighty thousand, seven hundred seventy-two".
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