Base | Representation |
---|---|
bin | 110000010000… |
… | …001001011111 |
3 | 212210122020112 |
4 | 300100021133 |
5 | 11214232210 |
6 | 1131040235 |
7 | 212341466 |
oct | 60201137 |
9 | 25718215 |
10 | 12649055 |
11 | 715a471 |
12 | 42a007b |
13 | 280b563 |
14 | 19739dd |
15 | 119cd05 |
hex | c1025f |
12649055 has 8 divisors (see below), whose sum is σ = 15198000. Its totient is φ = 10106496.
The previous prime is 12649051. The next prime is 12649061. The reversal of 12649055 is 55094621.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12649055 - 22 = 12649051 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12649051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6596 + ... + 8294.
It is an arithmetic number, because the mean of its divisors is an integer number (1899750).
Almost surely, 212649055 is an apocalyptic number.
12649055 is a deficient number, since it is larger than the sum of its proper divisors (2548945).
12649055 is a wasteful number, since it uses less digits than its factorization.
12649055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3193.
The product of its (nonzero) digits is 10800, while the sum is 32.
The square root of 12649055 is about 3556.5509978067. The cubic root of 12649055 is about 232.9982685130.
The spelling of 12649055 in words is "twelve million, six hundred forty-nine thousand, fifty-five".
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