Base | Representation |
---|---|
bin | 110110110000… |
… | …0100100011010 |
3 | 2000000110201212 |
4 | 1231200210122 |
5 | 24322111343 |
6 | 2503143122 |
7 | 466002110 |
oct | 155404432 |
9 | 60013655 |
10 | 28707098 |
11 | 15228082 |
12 | 9744aa2 |
13 | 5c41664 |
14 | 3b53ab0 |
15 | 27c0c18 |
hex | 1b6091a |
28707098 has 8 divisors (see below), whose sum is σ = 49212192. Its totient is φ = 12303036.
The previous prime is 28707097. The next prime is 28707131. The reversal of 28707098 is 89070782.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (28707097) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025240 + ... + 1025267.
It is an arithmetic number, because the mean of its divisors is an integer number (6151524).
Almost surely, 228707098 is an apocalyptic number.
28707098 is a deficient number, since it is larger than the sum of its proper divisors (20505094).
28707098 is a wasteful number, since it uses less digits than its factorization.
28707098 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2050516.
The product of its (nonzero) digits is 56448, while the sum is 41.
The square root of 28707098 is about 5357.9005216596. The cubic root of 28707098 is about 306.1938268206.
The spelling of 28707098 in words is "twenty-eight million, seven hundred seven thousand, ninety-eight".
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