Base | Representation |
---|---|
bin | 11011000101100… |
… | …100010110011101 |
3 | 1011200010011120202 |
4 | 123011210112131 |
5 | 1412314210240 |
6 | 113032153245 |
7 | 14155466630 |
oct | 3305442635 |
9 | 1150104522 |
10 | 454444445 |
11 | 213581924 |
12 | 108238825 |
13 | 731c4950 |
14 | 444d7c17 |
15 | 29d6a315 |
hex | 1b16459d |
454444445 has 16 divisors (see below), whose sum is σ = 671180160. Its totient is φ = 287648064.
The previous prime is 454444429. The next prime is 454444447. The reversal of 454444445 is 544444454.
It is a cyclic number.
It is not a de Polignac number, because 454444445 - 24 = 454444429 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 454444399 and 454444408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (454444447) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498935 + ... + 499844.
It is an arithmetic number, because the mean of its divisors is an integer number (41948760).
Almost surely, 2454444445 is an apocalyptic number.
It is an amenable number.
454444445 is a deficient number, since it is larger than the sum of its proper divisors (216735715).
454444445 is a wasteful number, since it uses less digits than its factorization.
454444445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 998804.
The product of its digits is 409600, while the sum is 38.
The square root of 454444445 is about 21317.7026201230. The cubic root of 454444445 is about 768.8240017774.
Adding to 454444445 its reverse (544444454), we get a palindrome (998888899).
Subtracting 454444445 from its reverse (544444454), we obtain a palindrome (90000009).
The spelling of 454444445 in words is "four hundred fifty-four million, four hundred forty-four thousand, four hundred forty-five".
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