Base | Representation |
---|---|
bin | 10010010011001… |
… | …010000111010001 |
3 | 210101200211100122 |
4 | 102103022013101 |
5 | 1112043341144 |
6 | 50244200025 |
7 | 10415362601 |
oct | 2223120721 |
9 | 711624318 |
10 | 307012049 |
11 | 148333773 |
12 | 86999015 |
13 | 4b7b4646 |
14 | 2cabac01 |
15 | 1be467ee |
hex | 124ca1d1 |
307012049 has 2 divisors, whose sum is σ = 307012050. Its totient is φ = 307012048.
The previous prime is 307012039. The next prime is 307012109. The reversal of 307012049 is 940210703.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 306075025 + 937024 = 17495^2 + 968^2 .
It is an emirp because it is prime and its reverse (940210703) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 307012049 - 24 = 307012033 is a prime.
It is equal to p16611416 and since 307012049 and 16611416 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (307012039) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153506024 + 153506025.
It is an arithmetic number, because the mean of its divisors is an integer number (153506025).
Almost surely, 2307012049 is an apocalyptic number.
It is an amenable number.
307012049 is a deficient number, since it is larger than the sum of its proper divisors (1).
307012049 is an equidigital number, since it uses as much as digits as its factorization.
307012049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1512, while the sum is 26.
The square root of 307012049 is about 17521.7593009378. The cubic root of 307012049 is about 674.6084965181.
The spelling of 307012049 in words is "three hundred seven million, twelve thousand, forty-nine".
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