Base | Representation |
---|---|
bin | 101111000111… |
… | …000010100101 |
3 | 212020102110210 |
4 | 233013002211 |
5 | 11130141410 |
6 | 1120410033 |
7 | 206653452 |
oct | 57070245 |
9 | 25212423 |
10 | 12349605 |
11 | 6a75494 |
12 | 4176919 |
13 | 2735178 |
14 | 18d6829 |
15 | 113e220 |
hex | bc70a5 |
12349605 has 16 divisors (see below), whose sum is σ = 19877760. Its totient is φ = 6547008.
The previous prime is 12349577. The next prime is 12349627. The reversal of 12349605 is 50694321.
12349605 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12349605 - 26 = 12349541 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216 + ... + 4974.
It is an arithmetic number, because the mean of its divisors is an integer number (1242360).
Almost surely, 212349605 is an apocalyptic number.
12349605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12349605 is a deficient number, since it is larger than the sum of its proper divisors (7528155).
12349605 is a wasteful number, since it uses less digits than its factorization.
12349605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4940.
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 12349605 is about 3514.2004780604. The cubic root of 12349605 is about 231.1449213373.
The spelling of 12349605 in words is "twelve million, three hundred forty-nine thousand, six hundred five".
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