Base | Representation |
---|---|
bin | 11101110000011… |
… | …00001101010101 |
3 | 122101200120001022 |
4 | 32320030031111 |
5 | 1002400023333 |
6 | 40434010525 |
7 | 6120442064 |
oct | 1670141525 |
9 | 571616038 |
10 | 249611093 |
11 | 118998566 |
12 | 6b716a45 |
13 | 3c937694 |
14 | 252181db |
15 | 16da8c98 |
hex | ee0c355 |
249611093 has 4 divisors (see below), whose sum is σ = 249915948. Its totient is φ = 249306240.
The previous prime is 249611081. The next prime is 249611099. The reversal of 249611093 is 390116942.
249611093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 24671089 + 224940004 = 4967^2 + 14998^2 .
It is a cyclic number.
It is not a de Polignac number, because 249611093 - 26 = 249611029 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 (249611099) 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, 151196 + ... + 152837.
It is an arithmetic number, because the mean of its divisors is an integer number (62478987).
Almost surely, 2249611093 is an apocalyptic number.
It is an amenable number.
249611093 is a deficient number, since it is larger than the sum of its proper divisors (304855).
249611093 is an equidigital number, since it uses as much as digits as its factorization.
249611093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 304854.
The product of its (nonzero) digits is 11664, while the sum is 35.
The square root of 249611093 is about 15799.0851950358. The cubic root of 249611093 is about 629.6336940025.
The spelling of 249611093 in words is "two hundred forty-nine million, six hundred eleven thousand, ninety-three".
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