Base | Representation |
---|---|
bin | 11101101011100… |
… | …10010100111001 |
3 | 122100111112102212 |
4 | 32311302110321 |
5 | 1002214341133 |
6 | 40412304505 |
7 | 6112205345 |
oct | 1665622471 |
9 | 570445385 |
10 | 248980793 |
11 | 1185a7a56 |
12 | 6b472135 |
13 | 3c776819 |
14 | 250d2625 |
15 | 16cd2148 |
hex | ed72539 |
248980793 has 18 divisors (see below), whose sum is σ = 272966814. Its totient is φ = 226313472.
The previous prime is 248980789. The next prime is 248980813. The reversal of 248980793 is 397089842.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 10679824 + 238300969 = 3268^2 + 15437^2 .
It is not a de Polignac number, because 248980793 - 22 = 248980789 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (248980703) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2797493 + ... + 2797581.
It is an arithmetic number, because the mean of its divisors is an integer number (15164823).
Almost surely, 2248980793 is an apocalyptic number.
It is an amenable number.
248980793 is a deficient number, since it is larger than the sum of its proper divisors (23986021).
248980793 is an frugal number, since it uses more digits than its factorization.
248980793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281 (or 149 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 50.
The square root of 248980793 is about 15779.1252292388. The cubic root of 248980793 is about 629.1032787057.
The spelling of 248980793 in words is "two hundred forty-eight million, nine hundred eighty thousand, seven hundred ninety-three".
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