Base | Representation |
---|---|
bin | 101101111000… |
… | …111111111101 |
3 | 211122011222200 |
4 | 231320333331 |
5 | 11034424244 |
6 | 1105502113 |
7 | 204152511 |
oct | 55707775 |
9 | 24564880 |
10 | 12029949 |
11 | 6877308 |
12 | 4041939 |
13 | 2652819 |
14 | 1852141 |
15 | 10c9669 |
hex | b78ffd |
12029949 has 12 divisors (see below), whose sum is σ = 17444700. Its totient is φ = 7988544.
The previous prime is 12029947. The next prime is 12029951. The reversal of 12029949 is 94992021.
It is an interprime number because it is at equal distance from previous prime (12029947) and next prime (12029951).
It can be written as a sum of positive squares in 2 ways, for example, as 1512900 + 10517049 = 1230^2 + 3243^2 .
It is not a de Polignac number, because 12029949 - 21 = 12029947 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12029947) 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, 64 + ... + 4905.
It is an arithmetic number, because the mean of its divisors is an integer number (1453725).
Almost surely, 212029949 is an apocalyptic number.
It is an amenable number.
12029949 is a deficient number, since it is larger than the sum of its proper divisors (5414751).
12029949 is a wasteful number, since it uses less digits than its factorization.
12029949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5244 (or 5241 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 36.
The square root of 12029949 is about 3468.4216871655. The cubic root of 12029949 is about 229.1331516534.
The spelling of 12029949 in words is "twelve million, twenty-nine thousand, nine hundred forty-nine".
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