Base | Representation |
---|---|
bin | 11000001111001100… |
… | …11000001101100010 |
3 | 1020120212010120020102 |
4 | 30013212120031202 |
5 | 203122133344132 |
6 | 5551112542402 |
7 | 640313413052 |
oct | 140746301542 |
9 | 36525116212 |
10 | 13012403042 |
11 | 5578187001 |
12 | 26319b1a02 |
13 | 12c4b25292 |
14 | 8b6277562 |
15 | 5125a1c62 |
hex | 307998362 |
13012403042 has 32 divisors (see below), whose sum is σ = 21470054400. Its totient is φ = 5887295568.
The previous prime is 13012403029. The next prime is 13012403059. The reversal of 13012403042 is 24030421031.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 618053 + ... + 638759.
It is an arithmetic number, because the mean of its divisors is an integer number (670939200).
Almost surely, 213012403042 is an apocalyptic number.
13012403042 is a deficient number, since it is larger than the sum of its proper divisors (8457651358).
13012403042 is a wasteful number, since it uses less digits than its factorization.
13012403042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21470.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 13012403042 its reverse (24030421031), we get a palindrome (37042824073).
The spelling of 13012403042 in words is "thirteen billion, twelve million, four hundred three thousand, forty-two".
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