Base | Representation |
---|---|
bin | 110011001000… |
… | …111101100111 |
3 | 221020002122120 |
4 | 303020331213 |
5 | 11412443210 |
6 | 1155201023 |
7 | 221643465 |
oct | 63107547 |
9 | 27202576 |
10 | 13406055 |
11 | 7627193 |
12 | 45a6173 |
13 | 2a14ca0 |
14 | 1acd835 |
15 | 129c270 |
hex | cc8f67 |
13406055 has 16 divisors (see below), whose sum is σ = 23100000. Its totient is φ = 6599808.
The previous prime is 13406053. The next prime is 13406069. The reversal of 13406055 is 55060431.
It is not a de Polignac number, because 13406055 - 21 = 13406053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13406053) 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, 34180 + ... + 34569.
It is an arithmetic number, because the mean of its divisors is an integer number (1443750).
Almost surely, 213406055 is an apocalyptic number.
13406055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13406055 is a deficient number, since it is larger than the sum of its proper divisors (9693945).
13406055 is a wasteful number, since it uses less digits than its factorization.
13406055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68770.
The product of its (nonzero) digits is 1800, while the sum is 24.
The square root of 13406055 is about 3661.4280001114. The cubic root of 13406055 is about 237.5565442469.
Adding to 13406055 its reverse (55060431), we get a palindrome (68466486).
The spelling of 13406055 in words is "thirteen million, four hundred six thousand, fifty-five".
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