Base | Representation |
---|---|
bin | 110011001001… |
… | …001000000011 |
3 | 221020010120022 |
4 | 303021020003 |
5 | 11413003343 |
6 | 1155204055 |
7 | 221645441 |
oct | 63111003 |
9 | 27203508 |
10 | 13406723 |
11 | 7627740 |
12 | 45a662b |
13 | 2a15395 |
14 | 1acdb91 |
15 | 129c568 |
hex | cc9203 |
13406723 has 16 divisors (see below), whose sum is σ = 16070400. Its totient is φ = 11040480.
The previous prime is 13406711. The next prime is 13406737. The reversal of 13406723 is 32760431.
It is not a de Polignac number, because 13406723 - 210 = 13405699 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13406692 and 13406701.
It is not an unprimeable number, because it can be changed into a prime (13406773) 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, 3413 + ... + 6201.
It is an arithmetic number, because the mean of its divisors is an integer number (1004400).
Almost surely, 213406723 is an apocalyptic number.
13406723 is a deficient number, since it is larger than the sum of its proper divisors (2663677).
13406723 is a wasteful number, since it uses less digits than its factorization.
13406723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2842.
The product of its (nonzero) digits is 3024, while the sum is 26.
The square root of 13406723 is about 3661.5192202145. The cubic root of 13406723 is about 237.5604898554.
The spelling of 13406723 in words is "thirteen million, four hundred six thousand, seven hundred twenty-three".
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