Base | Representation |
---|---|
bin | 101110001010… |
… | …111100110011 |
3 | 211202220211212 |
4 | 232022330303 |
5 | 11044302400 |
6 | 1111230335 |
7 | 204610046 |
oct | 56127463 |
9 | 24686755 |
10 | 12103475 |
11 | 691757a |
12 | 40783ab |
13 | 267a127 |
14 | 1870c5d |
15 | 10e1335 |
hex | b8af33 |
12103475 has 24 divisors (see below), whose sum is σ = 16040640. Its totient is φ = 9033120.
The previous prime is 12103459. The next prime is 12103493. The reversal of 12103475 is 57430121.
It is not a de Polignac number, because 12103475 - 24 = 12103459 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12103475.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39272 + ... + 39578.
It is an arithmetic number, because the mean of its divisors is an integer number (668360).
Almost surely, 212103475 is an apocalyptic number.
12103475 is a deficient number, since it is larger than the sum of its proper divisors (3937165).
12103475 is a wasteful number, since it uses less digits than its factorization.
12103475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 419 (or 414 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 12103475 is about 3479.0048864582. The cubic root of 12103475 is about 229.5990177796.
Adding to 12103475 its reverse (57430121), we get a palindrome (69533596).
The spelling of 12103475 in words is "twelve million, one hundred three thousand, four hundred seventy-five".
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