Base | Representation |
---|---|
bin | 1011111100110001101111… |
… | …1110101000010010100110 |
3 | 1201112001110202221111202001 |
4 | 2333030123332220102212 |
5 | 3210231202214030004 |
6 | 43535511500435514 |
7 | 2524150035250033 |
oct | 277143376502246 |
9 | 51461422844661 |
10 | 13138774361254 |
11 | 4206139666353 |
12 | 1582470b48b9a |
13 | 743c9a64a089 |
14 | 335cc496c38a |
15 | 17bb829a61a4 |
hex | bf31bfa84a6 |
13138774361254 has 8 divisors (see below), whose sum is σ = 20745433202040. Its totient is φ = 6223629960576.
The previous prime is 13138774361233. The next prime is 13138774361257. The reversal of 13138774361254 is 45216347783131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 13138774361195 and 13138774361204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13138774361257) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172878609979 + ... + 172878610054.
It is an arithmetic number, because the mean of its divisors is an integer number (2593179150255).
Almost surely, 213138774361254 is an apocalyptic number.
13138774361254 is a deficient number, since it is larger than the sum of its proper divisors (7606658840786).
13138774361254 is a wasteful number, since it uses less digits than its factorization.
13138774361254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 345757220054.
The product of its digits is 10160640, while the sum is 55.
The spelling of 13138774361254 in words is "thirteen trillion, one hundred thirty-eight billion, seven hundred seventy-four million, three hundred sixty-one thousand, two hundred fifty-four".
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