Base | Representation |
---|---|
bin | 11101101010000… |
… | …10101111110010 |
3 | 122100010122002211 |
4 | 32311002233302 |
5 | 1002142122111 |
6 | 40404202334 |
7 | 6110434225 |
oct | 1665025762 |
9 | 570118084 |
10 | 248785906 |
11 | 118484596 |
12 | 6b3993aa |
13 | 3c708bc5 |
14 | 250815bc |
15 | 16c94521 |
hex | ed42bf2 |
248785906 has 8 divisors (see below), whose sum is σ = 373317120. Its totient is φ = 124346868.
The previous prime is 248785903. The next prime is 248785913. The reversal of 248785906 is 609587842.
248785906 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 248785906.
It is not an unprimeable number, because it can be changed into a prime (248785903) 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, 15846 + ... + 27361.
It is an arithmetic number, because the mean of its divisors is an integer number (46664640).
Almost surely, 2248785906 is an apocalyptic number.
248785906 is a deficient number, since it is larger than the sum of its proper divisors (124531214).
248785906 is a wasteful number, since it uses less digits than its factorization.
248785906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46088.
The product of its (nonzero) digits is 967680, while the sum is 49.
The square root of 248785906 is about 15772.9485512380. The cubic root of 248785906 is about 628.9390946173.
The spelling of 248785906 in words is "two hundred forty-eight million, seven hundred eighty-five thousand, nine hundred six".
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