Base | Representation |
---|---|
bin | 110000000110… |
… | …011010101011 |
3 | 212201121120020 |
4 | 300012122223 |
5 | 11211443240 |
6 | 1130131523 |
7 | 212114334 |
oct | 60063253 |
9 | 25647506 |
10 | 12609195 |
11 | 7132525 |
12 | 4280ba3 |
13 | 27c6381 |
14 | 196328b |
15 | 11910d0 |
hex | c066ab |
12609195 has 16 divisors (see below), whose sum is σ = 20336640. Its totient is φ = 6670944.
The previous prime is 12609173. The next prime is 12609227. The reversal of 12609195 is 59190621.
It is not a de Polignac number, because 12609195 - 29 = 12608683 is a prime.
It is an unprimeable number.
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, 1405 + ... + 5214.
It is an arithmetic number, because the mean of its divisors is an integer number (1271040).
Almost surely, 212609195 is an apocalyptic number.
12609195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12609195 is a deficient number, since it is larger than the sum of its proper divisors (7727445).
12609195 is a wasteful number, since it uses less digits than its factorization.
12609195 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6754.
The product of its (nonzero) digits is 4860, while the sum is 33.
The square root of 12609195 is about 3550.9428325446. The cubic root of 12609195 is about 232.7532677715.
The spelling of 12609195 in words is "twelve million, six hundred nine thousand, one hundred ninety-five".
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