Base | Representation |
---|---|
bin | 110011011101… |
… | …100100011101 |
3 | 221101101102201 |
4 | 303131210131 |
5 | 11423143321 |
6 | 1201051501 |
7 | 222444535 |
oct | 63354435 |
9 | 27341381 |
10 | 13490461 |
11 | 7684646 |
12 | 4626b91 |
13 | 2a4452a |
14 | 1b124c5 |
15 | 12b7291 |
hex | cdd91d |
13490461 has 4 divisors (see below), whose sum is σ = 13745052. Its totient is φ = 13235872.
The previous prime is 13490419. The next prime is 13490471. The reversal of 13490461 is 16409431.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10272025 + 3218436 = 3205^2 + 1794^2 .
It is a cyclic number.
It is not a de Polignac number, because 13490461 - 213 = 13482269 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13490471) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127216 + ... + 127321.
It is an arithmetic number, because the mean of its divisors is an integer number (3436263).
Almost surely, 213490461 is an apocalyptic number.
It is an amenable number.
13490461 is a deficient number, since it is larger than the sum of its proper divisors (254591).
13490461 is an equidigital number, since it uses as much as digits as its factorization.
13490461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254590.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 13490461 is about 3672.9362913070. The cubic root of 13490461 is about 238.0540622897.
Adding to 13490461 its reverse (16409431), we get a palindrome (29899892).
The spelling of 13490461 in words is "thirteen million, four hundred ninety thousand, four hundred sixty-one".
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