Base | Representation |
---|---|
bin | 11001000010011101… |
… | …01100100001101100 |
3 | 1021200211020210111000 |
4 | 30201032230201230 |
5 | 210012223334122 |
6 | 10101513200300 |
7 | 654054351405 |
oct | 144116544154 |
9 | 37624223430 |
10 | 13442402412 |
11 | 577898198a |
12 | 2731a00090 |
13 | 1362c3b48a |
14 | 91740a9ac |
15 | 53a1de0ac |
hex | 3213ac86c |
13442402412 has 24 divisors (see below), whose sum is σ = 34850673200. Its totient is φ = 4480800768.
The previous prime is 13442402399. The next prime is 13442402423. The reversal of 13442402412 is 21420424431.
13442402412 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 240 + 2 + 412 = 666.
It is a super-2 number, since 2×134424024122 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62233237 + ... + 62233452.
Almost surely, 213442402412 is an apocalyptic number.
13442402412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13442402412 is an abundant number, since it is smaller than the sum of its proper divisors (21408270788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13442402412 is a wasteful number, since it uses less digits than its factorization.
13442402412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124466702 (or 124466694 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 27.
Adding to 13442402412 its reverse (21420424431), we get a palindrome (34862826843).
The spelling of 13442402412 in words is "thirteen billion, four hundred forty-two million, four hundred two thousand, four hundred twelve".
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