Base | Representation |
---|---|
bin | 101110000111… |
… | …110010000010 |
3 | 211202021001020 |
4 | 232013302002 |
5 | 11043343443 |
6 | 1111050310 |
7 | 204524160 |
oct | 56076202 |
9 | 24667036 |
10 | 12090498 |
11 | 6908852 |
12 | 4070996 |
13 | 2674254 |
14 | 186a230 |
15 | 10dc583 |
hex | b87c82 |
12090498 has 64 divisors (see below), whose sum is σ = 29568000. Its totient is φ = 3219264.
The previous prime is 12090487. The next prime is 12090503. The reversal of 12090498 is 89409021.
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 31 ways as a sum of consecutive naturals, for example, 86913 + ... + 87051.
It is an arithmetic number, because the mean of its divisors is an integer number (462000).
Almost surely, 212090498 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12090498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14784000).
12090498 is an abundant number, since it is smaller than the sum of its proper divisors (17477502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12090498 is a wasteful number, since it uses less digits than its factorization.
12090498 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279.
The product of its (nonzero) digits is 5184, while the sum is 33.
The square root of 12090498 is about 3477.1393414702. The cubic root of 12090498 is about 229.5169319341.
The spelling of 12090498 in words is "twelve million, ninety thousand, four hundred ninety-eight".
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