Base | Representation |
---|---|
bin | 101010101101010101100 |
3 | 2122002201011 |
4 | 11111222230 |
5 | 324240333 |
6 | 45555004 |
7 | 14616040 |
oct | 5255254 |
9 | 2562634 |
10 | 1399468 |
11 | 876494 |
12 | 575a64 |
13 | 39ccb5 |
14 | 286020 |
15 | 1c99cd |
hex | 155aac |
1399468 has 24 divisors (see below), whose sum is σ = 2825984. Its totient is φ = 594000.
The previous prime is 1399441. The next prime is 1399469. The reversal of 1399468 is 8649931.
It is a plaindrome in base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 1399468.
It is not an unprimeable number, because it can be changed into a prime (1399469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4063 + ... + 4393.
21399468 is an apocalyptic number.
It is an amenable number.
1399468 is an abundant number, since it is smaller than the sum of its proper divisors (1426516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1399468 is a wasteful number, since it uses less digits than its factorization.
1399468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 493 (or 491 counting only the distinct ones).
The product of its digits is 46656, while the sum is 40.
The square root of 1399468 is about 1182.9911242271. The cubic root of 1399468 is about 111.8547223530.
The spelling of 1399468 in words is "one million, three hundred ninety-nine thousand, four hundred sixty-eight".
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