Base | Representation |
---|---|
bin | 1011111100000100011100… |
… | …0100110101001001111111 |
3 | 1201110220002012021012122111 |
4 | 2333001013010311021333 |
5 | 3210031300300131330 |
6 | 43530141005554451 |
7 | 2523236460213556 |
oct | 277010704651177 |
9 | 51426065235574 |
10 | 13126612505215 |
11 | 4200a68604960 |
12 | 1580037b75a27 |
13 | 742aacac5061 |
14 | 33548d65ad9d |
15 | 17b6bee1332a |
hex | bf04713527f |
13126612505215 has 32 divisors (see below), whose sum is σ = 17606067413760. Its totient is φ = 9312185836800.
The previous prime is 13126612505207. The next prime is 13126612505249. The reversal of 13126612505215 is 51250521662131.
It is not a de Polignac number, because 13126612505215 - 23 = 13126612505207 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12733996 + ... + 13726174.
It is an arithmetic number, because the mean of its divisors is an integer number (550189606680).
Almost surely, 213126612505215 is an apocalyptic number.
13126612505215 is a deficient number, since it is larger than the sum of its proper divisors (4479454908545).
13126612505215 is a wasteful number, since it uses less digits than its factorization.
13126612505215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 998103.
The product of its (nonzero) digits is 108000, while the sum is 40.
The spelling of 13126612505215 in words is "thirteen trillion, one hundred twenty-six billion, six hundred twelve million, five hundred five thousand, two hundred fifteen".
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