Base | Representation |
---|---|
bin | 110110001100… |
… | …1010000010111 |
3 | 1222110122001101 |
4 | 1230121100113 |
5 | 24233234444 |
6 | 2453010531 |
7 | 463344364 |
oct | 154312027 |
9 | 58418041 |
10 | 28414999 |
11 | 15048678 |
12 | 9623a47 |
13 | 5b6b712 |
14 | 3ab946b |
15 | 27643d4 |
hex | 1b19417 |
28414999 has 4 divisors (see below), whose sum is σ = 28507864. Its totient is φ = 28322136.
The previous prime is 28414993. The next prime is 28415021. The reversal of 28414999 is 99941482.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 28414999 - 29 = 28414487 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28414993) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45972 + ... + 46585.
It is an arithmetic number, because the mean of its divisors is an integer number (7126966).
Almost surely, 228414999 is an apocalyptic number.
28414999 is a deficient number, since it is larger than the sum of its proper divisors (92865).
28414999 is an equidigital number, since it uses as much as digits as its factorization.
28414999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92864.
The product of its digits is 186624, while the sum is 46.
The square root of 28414999 is about 5330.5721081325. The cubic root of 28414999 is about 305.1517617936.
The spelling of 28414999 in words is "twenty-eight million, four hundred fourteen thousand, nine hundred ninety-nine".
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