Base | Representation |
---|---|
bin | 11000010100001010… |
… | …00100010011100101 |
3 | 1020200202102000211120 |
4 | 30022011010103211 |
5 | 203213311034110 |
6 | 5555200324153 |
7 | 641330122023 |
oct | 141205042345 |
9 | 36622360746 |
10 | 13054002405 |
11 | 559970a244 |
12 | 2643913659 |
13 | 130062baa2 |
14 | 8bb9c5713 |
15 | 51606c870 |
hex | 30a1444e5 |
13054002405 has 16 divisors (see below), whose sum is σ = 20889628800. Its totient is φ = 6961059648.
The previous prime is 13054002391. The next prime is 13054002407. The reversal of 13054002405 is 50420045031.
It is not a de Polignac number, because 13054002405 - 28 = 13054002149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13054002407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38571 + ... + 166119.
It is an arithmetic number, because the mean of its divisors is an integer number (1305601800).
Almost surely, 213054002405 is an apocalyptic number.
13054002405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13054002405 is a deficient number, since it is larger than the sum of its proper divisors (7835626395).
13054002405 is a wasteful number, since it uses less digits than its factorization.
13054002405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134380.
The product of its (nonzero) digits is 2400, while the sum is 24.
Adding to 13054002405 its reverse (50420045031), we get a palindrome (63474047436).
The spelling of 13054002405 in words is "thirteen billion, fifty-four million, two thousand, four hundred five".
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