Base | Representation |
---|---|
bin | 1011111011101100010010… |
… | …1101010011101011101101 |
3 | 1201110021100102220202121200 |
4 | 2332323010231103223231 |
5 | 3204430011331132141 |
6 | 43523145450320113 |
7 | 2522620026523536 |
oct | 276730455235355 |
9 | 51407312822550 |
10 | 13120130333421 |
11 | 41a9241594291 |
12 | 157a929129039 |
13 | 7422b8b76c47 |
14 | 3350367b768d |
15 | 17b440cd4ab6 |
hex | beec4b53aed |
13120130333421 has 12 divisors (see below), whose sum is σ = 18960760854048. Its totient is φ = 8742386717064.
The previous prime is 13120130333389. The next prime is 13120130333459. The reversal of 13120130333421 is 12433303102131.
13120130333421 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 0 + 1 + 303 + 334 + 21 = 666.
It is not a de Polignac number, because 13120130333421 - 25 = 13120130333389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13120130333621) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 363884185 + ... + 363920238.
It is an arithmetic number, because the mean of its divisors is an integer number (1580063404504).
Almost surely, 213120130333421 is an apocalyptic number.
It is an amenable number.
13120130333421 is a deficient number, since it is larger than the sum of its proper divisors (5840630520627).
13120130333421 is a wasteful number, since it uses less digits than its factorization.
13120130333421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 727806432 (or 727806429 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 13120130333421 its reverse (12433303102131), we get a palindrome (25553433435552).
The spelling of 13120130333421 in words is "thirteen trillion, one hundred twenty billion, one hundred thirty million, three hundred thirty-three thousand, four hundred twenty-one".
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