Base | Representation |
---|---|
bin | 101110001001… |
… | …100011100001 |
3 | 211202122000020 |
4 | 232021203201 |
5 | 11044112021 |
6 | 1111144053 |
7 | 204554304 |
oct | 56114341 |
9 | 24678006 |
10 | 12097761 |
11 | 6913255 |
12 | 4075029 |
13 | 2677650 |
14 | 186cb3b |
15 | 10de7c6 |
hex | b898e1 |
12097761 has 32 divisors (see below), whose sum is σ = 18724608. Its totient is φ = 6881280.
The previous prime is 12097759. The next prime is 12097783. The reversal of 12097761 is 16779021.
It is not a de Polignac number, because 12097761 - 21 = 12097759 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12097751) 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 31 ways as a sum of consecutive naturals, for example, 46945 + ... + 47201.
It is an arithmetic number, because the mean of its divisors is an integer number (585144).
Almost surely, 212097761 is an apocalyptic number.
It is an amenable number.
12097761 is a deficient number, since it is larger than the sum of its proper divisors (6626847).
12097761 is a wasteful number, since it uses less digits than its factorization.
12097761 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 361.
The product of its (nonzero) digits is 5292, while the sum is 33.
The square root of 12097761 is about 3478.1835776738. The cubic root of 12097761 is about 229.5628811799.
The spelling of 12097761 in words is "twelve million, ninety-seven thousand, seven hundred sixty-one".
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