Base | Representation |
---|---|
bin | 110011011101… |
… | …101011011111 |
3 | 221101102001101 |
4 | 303131223133 |
5 | 11423202121 |
6 | 1201053531 |
7 | 222446050 |
oct | 63355337 |
9 | 27342041 |
10 | 13490911 |
11 | 7684a15 |
12 | 46272a7 |
13 | 2a447b5 |
14 | 1b12727 |
15 | 12b7491 |
hex | cddadf |
13490911 has 16 divisors (see below), whose sum is σ = 16559424. Its totient is φ = 10727424.
The previous prime is 13490879. The next prime is 13490947. The reversal of 13490911 is 11909431.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 13490911 - 25 = 13490879 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13490911.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13290911) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7911 + ... + 9463.
It is an arithmetic number, because the mean of its divisors is an integer number (1034964).
Almost surely, 213490911 is an apocalyptic number.
13490911 is a deficient number, since it is larger than the sum of its proper divisors (3068513).
13490911 is a wasteful number, since it uses less digits than its factorization.
13490911 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1650.
The product of its (nonzero) digits is 972, while the sum is 28.
The square root of 13490911 is about 3672.9975496861. The cubic root of 13490911 is about 238.0567091757.
The spelling of 13490911 in words is "thirteen million, four hundred ninety thousand, nine hundred eleven".
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