Base | Representation |
---|---|
bin | 11101100111011… |
… | …11101000000101 |
3 | 122022111100002011 |
4 | 32303233220011 |
5 | 1002100223240 |
6 | 40353014221 |
7 | 6104515513 |
oct | 1663575005 |
9 | 568440064 |
10 | 248445445 |
11 | 118271816 |
12 | 6b254371 |
13 | 3c619c51 |
14 | 24dd34b3 |
15 | 16c286ea |
hex | ecefa05 |
248445445 has 16 divisors (see below), whose sum is σ = 306134640. Its totient is φ = 193446400.
The previous prime is 248445437. The next prime is 248445451. The reversal of 248445445 is 544544842.
It can be written as a sum of positive squares in 8 ways, for example, as 70543201 + 177902244 = 8399^2 + 13338^2 .
It is not a de Polignac number, because 248445445 - 23 = 248445437 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 248445398 and 248445407.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103155 + ... + 105535.
It is an arithmetic number, because the mean of its divisors is an integer number (19133415).
Almost surely, 2248445445 is an apocalyptic number.
It is an amenable number.
248445445 is a deficient number, since it is larger than the sum of its proper divisors (57689195).
248445445 is a wasteful number, since it uses less digits than its factorization.
248445445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2936.
The product of its digits is 409600, while the sum is 40.
The square root of 248445445 is about 15762.1522959271. The cubic root of 248445445 is about 628.6520647117.
The spelling of 248445445 in words is "two hundred forty-eight million, four hundred forty-five thousand, four hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •