Base | Representation |
---|---|
bin | 110100111011… |
… | …111100111001 |
3 | 222010000201210 |
4 | 310323330321 |
5 | 12023031144 |
6 | 1213233333 |
7 | 225644604 |
oct | 64737471 |
9 | 28100653 |
10 | 13877049 |
11 | 791903a |
12 | 4792849 |
13 | 2b4b494 |
14 | 1bb333b |
15 | 1341ab9 |
hex | d3bf39 |
13877049 has 16 divisors (see below), whose sum is σ = 20623680. Its totient is φ = 8248320.
The previous prime is 13877047. The next prime is 13877069. The reversal of 13877049 is 94077831.
It is not a de Polignac number, because 13877049 - 21 = 13877047 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13876998 and 13877016.
It is not an unprimeable number, because it can be changed into a prime (13877041) 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, 6192 + ... + 8129.
It is an arithmetic number, because the mean of its divisors is an integer number (1288980).
Almost surely, 213877049 is an apocalyptic number.
13877049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
13877049 is a deficient number, since it is larger than the sum of its proper divisors (6746631).
13877049 is a wasteful number, since it uses less digits than its factorization.
13877049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14360.
The product of its (nonzero) digits is 42336, while the sum is 39.
The square root of 13877049 is about 3725.1911360358. The cubic root of 13877049 is about 240.3066046676.
The spelling of 13877049 in words is "thirteen million, eight hundred seventy-seven thousand, forty-nine".
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