Base | Representation |
---|---|
bin | 110111000110… |
… | …101110000101 |
3 | 1000011220102111 |
4 | 313012232011 |
5 | 12144223240 |
6 | 1233341021 |
7 | 233533000 |
oct | 67065605 |
9 | 30156374 |
10 | 14445445 |
11 | 8177093 |
12 | 4a07771 |
13 | 2cba101 |
14 | 1cc0537 |
15 | 14051ea |
hex | dc6b85 |
14445445 has 16 divisors (see below), whose sum is σ = 20217600. Its totient is φ = 9904272.
The previous prime is 14445439. The next prime is 14445469. The reversal of 14445445 is 54454441.
It is not a de Polignac number, because 14445445 - 23 = 14445437 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2497 + ... + 5926.
It is an arithmetic number, because the mean of its divisors is an integer number (1263600).
Almost surely, 214445445 is an apocalyptic number.
It is an amenable number.
14445445 is a deficient number, since it is larger than the sum of its proper divisors (5772155).
14445445 is an frugal number, since it uses more digits than its factorization.
14445445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8449 (or 8435 counting only the distinct ones).
The product of its digits is 25600, while the sum is 31.
The square root of 14445445 is about 3800.7163798421. The cubic root of 14445445 is about 243.5437422383.
Adding to 14445445 its reverse (54454441), we get a palindrome (68899886).
It can be divided in two parts, 1444 and 5445, that added together give a square (6889 = 832).
The spelling of 14445445 in words is "fourteen million, four hundred forty-five thousand, four hundred forty-five".
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