Base | Representation |
---|---|
bin | 110001011000… |
… | …110000011101 |
3 | 220100202012120 |
4 | 301120300131 |
5 | 11303241321 |
6 | 1141253153 |
7 | 215020533 |
oct | 61306035 |
9 | 26322176 |
10 | 12946461 |
11 | 7342960 |
12 | 44041b9 |
13 | 28b3a38 |
14 | 1a10153 |
15 | 120aec6 |
hex | c58c1d |
12946461 has 16 divisors (see below), whose sum is σ = 18964800. Its totient is φ = 7790720.
The previous prime is 12946459. The next prime is 12946463. The reversal of 12946461 is 16464921.
It is an interprime number because it is at equal distance from previous prime (12946459) and next prime (12946463).
It is a cyclic number.
It is not a de Polignac number, because 12946461 - 21 = 12946459 is a prime.
It is a super-2 number, since 2×129464612 = 335221704849042, which contains 22 as substring.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12946463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3601 + ... + 6233.
It is an arithmetic number, because the mean of its divisors is an integer number (1185300).
Almost surely, 212946461 is an apocalyptic number.
12946461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12946461 is a deficient number, since it is larger than the sum of its proper divisors (6018339).
12946461 is a wasteful number, since it uses less digits than its factorization.
12946461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2796.
The product of its digits is 10368, while the sum is 33.
The square root of 12946461 is about 3598.1190919701. The cubic root of 12946461 is about 234.8102346108.
The spelling of 12946461 in words is "twelve million, nine hundred forty-six thousand, four hundred sixty-one".
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