Base | Representation |
---|---|
bin | 110001010111… |
… | …100101010001 |
3 | 220100111121100 |
4 | 301113211101 |
5 | 11303113044 |
6 | 1141215013 |
7 | 215000520 |
oct | 61274521 |
9 | 26314540 |
10 | 12941649 |
11 | 733a286 |
12 | 4401469 |
13 | 28b17a6 |
14 | 1a0c4b7 |
15 | 1209869 |
hex | c57951 |
12941649 has 12 divisors (see below), whose sum is σ = 21364096. Its totient is φ = 7395192.
The previous prime is 12941647. The next prime is 12941651. The reversal of 12941649 is 94614921.
It is a happy number.
12941649 is a `hidden beast` number, since 1 + 2 + 9 + 4 + 1 + 649 = 666.
12941649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12941647) and next prime (12941651).
It is not a de Polignac number, because 12941649 - 21 = 12941647 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12941647) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102649 + ... + 102774.
Almost surely, 212941649 is an apocalyptic number.
It is an amenable number.
12941649 is a deficient number, since it is larger than the sum of its proper divisors (8422447).
12941649 is a wasteful number, since it uses less digits than its factorization.
12941649 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205436 (or 205433 counting only the distinct ones).
The product of its digits is 15552, while the sum is 36.
The square root of 12941649 is about 3597.4503471209. The cubic root of 12941649 is about 234.7811392241.
The spelling of 12941649 in words is "twelve million, nine hundred forty-one thousand, six hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •