Base | Representation |
---|---|
bin | 11001100011101… |
… | …00010111010001 |
3 | 112221101221111000 |
4 | 30301310113101 |
5 | 414340324004 |
6 | 33135012213 |
7 | 5212152306 |
oct | 1461642721 |
9 | 487357430 |
10 | 214386129 |
11 | 100019521 |
12 | 5b96a069 |
13 | 355533c9 |
14 | 206890ad |
15 | 13c4bc39 |
hex | cc745d1 |
214386129 has 32 divisors (see below), whose sum is σ = 326177280. Its totient is φ = 139104000.
The previous prime is 214386127. The next prime is 214386191. The reversal of 214386129 is 921683412.
214386129 is a `hidden beast` number, since 2 + 1 + 4 + 38 + 612 + 9 = 666.
214386129 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 214386129 - 21 = 214386127 is a prime.
It is a super-2 number, since 2×2143861292 = 91922824615209282, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 214386093 and 214386102.
It is not an unprimeable number, because it can be changed into a prime (214386121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305479 + ... + 306179.
It is an arithmetic number, because the mean of its divisors is an integer number (10193040).
Almost surely, 2214386129 is an apocalyptic number.
It is an amenable number.
214386129 is a deficient number, since it is larger than the sum of its proper divisors (111791151).
214386129 is a wasteful number, since it uses less digits than its factorization.
214386129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 998 (or 992 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 214386129 is about 14641.9305079624. The cubic root of 214386129 is about 598.5019377956.
The spelling of 214386129 in words is "two hundred fourteen million, three hundred eighty-six thousand, one hundred twenty-nine".
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