Base | Representation |
---|---|
bin | 110110100100… |
… | …1111010101111 |
3 | 1222211202110121 |
4 | 1231021322233 |
5 | 24311124234 |
6 | 2501145411 |
7 | 465134446 |
oct | 155117257 |
9 | 58752417 |
10 | 28614319 |
11 | 151743a8 |
12 | 96bb267 |
13 | 5c0b366 |
14 | 3b2bd5d |
15 | 27a34b4 |
hex | 1b49eaf |
28614319 has 2 divisors, whose sum is σ = 28614320. Its totient is φ = 28614318.
The previous prime is 28614317. The next prime is 28614367. The reversal of 28614319 is 91341682.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28614319 - 21 = 28614317 is a prime.
It is a super-2 number, since 2×286143192 = 1637558503667522, which contains 22 as substring.
Together with 28614317, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28614317) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14307159 + 14307160.
It is an arithmetic number, because the mean of its divisors is an integer number (14307160).
Almost surely, 228614319 is an apocalyptic number.
28614319 is a deficient number, since it is larger than the sum of its proper divisors (1).
28614319 is an equidigital number, since it uses as much as digits as its factorization.
28614319 is an evil number, because the sum of its binary digits is even.
The product of its digits is 10368, while the sum is 34.
The square root of 28614319 is about 5349.2353659191. The cubic root of 28614319 is about 305.8636063222.
The spelling of 28614319 in words is "twenty-eight million, six hundred fourteen thousand, three hundred nineteen".
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