Base | Representation |
---|---|
bin | 1011110101111100001100… |
… | …1010010010111001001100 |
3 | 1201002211022012002100121112 |
4 | 2331133003022102321030 |
5 | 3201320130423130444 |
6 | 43405524544551152 |
7 | 2512521310616225 |
oct | 275370312227114 |
9 | 51084265070545 |
10 | 13021320130124 |
11 | 4170346826049 |
12 | 15637519224b8 |
13 | 735b9c9c8727 |
14 | 33034178c24c |
15 | 178aab26c69e |
hex | bd7c3292e4c |
13021320130124 has 24 divisors (see below), whose sum is σ = 22799685485808. Its totient is φ = 6507124715520.
The previous prime is 13021320130121. The next prime is 13021320130139. The reversal of 13021320130124 is 42103102312031.
It is a self number, because there is not a number n which added to its sum of digits gives 13021320130124.
It is not an unprimeable number, because it can be changed into a prime (13021320130121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143866964 + ... + 143957444.
It is an arithmetic number, because the mean of its divisors is an integer number (949986895242).
Almost surely, 213021320130124 is an apocalyptic number.
It is an amenable number.
13021320130124 is a deficient number, since it is larger than the sum of its proper divisors (9778365355684).
13021320130124 is a wasteful number, since it uses less digits than its factorization.
13021320130124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109625 (or 109623 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 13021320130124 its reverse (42103102312031), we get a palindrome (55124422442155).
The spelling of 13021320130124 in words is "thirteen trillion, twenty-one billion, three hundred twenty million, one hundred thirty thousand, one hundred twenty-four".
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