Base | Representation |
---|---|
bin | 101111101001… |
… | …011011101011 |
3 | 212111120201012 |
4 | 233221123223 |
5 | 11144143400 |
6 | 1123414135 |
7 | 211111244 |
oct | 57513353 |
9 | 25446635 |
10 | 12490475 |
11 | 7061308 |
12 | 422434b |
13 | 278431a |
14 | 1931ccb |
15 | 116ad35 |
hex | be96eb |
12490475 has 12 divisors (see below), whose sum is σ = 15721464. Its totient is φ = 9841920.
The previous prime is 12490463. The next prime is 12490483. The reversal of 12490475 is 57409421.
It is a happy number.
It is not a de Polignac number, because 12490475 - 24 = 12490459 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2054 + ... + 5403.
It is an arithmetic number, because the mean of its divisors is an integer number (1310122).
Almost surely, 212490475 is an apocalyptic number.
12490475 is a deficient number, since it is larger than the sum of its proper divisors (3230989).
12490475 is an equidigital number, since it uses as much as digits as its factorization.
12490475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7534 (or 7529 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 32.
The square root of 12490475 is about 3534.1866108059. The cubic root of 12490475 is about 232.0204785233.
Adding to 12490475 its reverse (57409421), we get a palindrome (69899896).
The spelling of 12490475 in words is "twelve million, four hundred ninety thousand, four hundred seventy-five".
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