Base | Representation |
---|---|
bin | 110010000111… |
… | …110101100101 |
3 | 220201112201210 |
4 | 302013311211 |
5 | 11330424201 |
6 | 1145342033 |
7 | 216453000 |
oct | 62076545 |
9 | 26645653 |
10 | 13139301 |
11 | 746482a |
12 | 4497919 |
13 | 2950746 |
14 | 1a60537 |
15 | 12481d6 |
hex | c87d65 |
13139301 has 24 divisors (see below), whose sum is σ = 20612800. Its totient is φ = 7441728.
The previous prime is 13139299. The next prime is 13139341. The reversal of 13139301 is 10393131.
It is not a de Polignac number, because 13139301 - 21 = 13139299 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13139341) 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 23 ways as a sum of consecutive naturals, for example, 116221 + ... + 116333.
Almost surely, 213139301 is an apocalyptic number.
It is an amenable number.
13139301 is a deficient number, since it is larger than the sum of its proper divisors (7473499).
13139301 is an frugal number, since it uses more digits than its factorization.
13139301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250 (or 123 counting only the distinct ones).
The product of its (nonzero) digits is 243, while the sum is 21.
The square root of 13139301 is about 3624.8173747101. The cubic root of 13139301 is about 235.9703412408.
Multiplying 13139301 by its sum of digits (21), we get a square (275925321 = 166112).
13139301 divided by its sum of digits (21) gives a square (625681 = 7912).
The spelling of 13139301 in words is "thirteen million, one hundred thirty-nine thousand, three hundred one".
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