Base | Representation |
---|---|
bin | 11001100110010… |
… | …00001101001111 |
3 | 112222001101120100 |
4 | 30303020031033 |
5 | 414432321201 |
6 | 33150222143 |
7 | 5215112451 |
oct | 1463101517 |
9 | 488041510 |
10 | 214729551 |
11 | 100233543 |
12 | 5bab4953 |
13 | 3564380a |
14 | 207382d1 |
15 | 13cb8886 |
hex | ccc834f |
214729551 has 6 divisors (see below), whose sum is σ = 310164920. Its totient is φ = 143153028.
The previous prime is 214729523. The next prime is 214729561. The reversal of 214729551 is 155927412.
214729551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 214729551 - 219 = 214205263 is a prime.
It is a super-2 number, since 2×2147295512 = 92217560145323202, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214729561) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11929411 + ... + 11929428.
Almost surely, 2214729551 is an apocalyptic number.
214729551 is a deficient number, since it is larger than the sum of its proper divisors (95435369).
214729551 is a wasteful number, since it uses less digits than its factorization.
214729551 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23858845 (or 23858842 counting only the distinct ones).
The product of its digits is 25200, while the sum is 36.
The square root of 214729551 is about 14653.6531622664. The cubic root of 214729551 is about 598.8213444680.
The spelling of 214729551 in words is "two hundred fourteen million, seven hundred twenty-nine thousand, five hundred fifty-one".
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