Base | Representation |
---|---|
bin | 101111000110… |
… | …000001101110 |
3 | 212020012210001 |
4 | 233012001232 |
5 | 11130023304 |
6 | 1120334514 |
7 | 206635402 |
oct | 57060156 |
9 | 25205701 |
10 | 12345454 |
11 | 6a72360 |
12 | 417443a |
13 | 2733304 |
14 | 18d5102 |
15 | 113cda4 |
hex | bc606e |
12345454 has 16 divisors (see below), whose sum is σ = 20283696. Its totient is φ = 5588800.
The previous prime is 12345439. The next prime is 12345479. The reversal of 12345454 is 45454321.
12345454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
12345454 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is a super-2 number, since 2×123454542 = 304820468932232, which contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5184 + ... + 7180.
It is an arithmetic number, because the mean of its divisors is an integer number (1267731).
Almost surely, 212345454 is an apocalyptic number.
12345454 is a deficient number, since it is larger than the sum of its proper divisors (7938242).
12345454 is a wasteful number, since it uses less digits than its factorization.
12345454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2291.
The product of its digits is 9600, while the sum is 28.
The square root of 12345454 is about 3513.6098246675. The cubic root of 12345454 is about 231.1190206414.
Adding to 12345454 its reverse (45454321), we get a palindrome (57799775).
The spelling of 12345454 in words is "twelve million, three hundred forty-five thousand, four hundred fifty-four".
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