Base | Representation |
---|---|
bin | 110111000100110… |
… | …100111001110101 |
3 | 2101101200200101012 |
4 | 313010310321311 |
5 | 3343021342044 |
6 | 231404442005 |
7 | 31616654654 |
oct | 6704647165 |
9 | 2341620335 |
10 | 924012149 |
11 | 434643005 |
12 | 219549305 |
13 | 119583068 |
14 | 8aa0b19b |
15 | 561c159e |
hex | 37134e75 |
924012149 has 4 divisors (see below), whose sum is σ = 928702764. Its totient is φ = 919321536.
The previous prime is 924012139. The next prime is 924012197. The reversal of 924012149 is 941210429.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 941210429 = 19 ⋅49537391.
It can be written as a sum of positive squares in 2 ways, for example, as 470109124 + 453903025 = 21682^2 + 21305^2 .
It is a cyclic number.
It is not a de Polignac number, because 924012149 - 216 = 923946613 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (924012109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2345012 + ... + 2345405.
It is an arithmetic number, because the mean of its divisors is an integer number (232175691).
Almost surely, 2924012149 is an apocalyptic number.
It is an amenable number.
924012149 is a deficient number, since it is larger than the sum of its proper divisors (4690615).
924012149 is a wasteful number, since it uses less digits than its factorization.
924012149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4690614.
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 924012149 is about 30397.5681428630. The cubic root of 924012149 is about 974.0006061075. Note that the first 3 decimals are identical.
The spelling of 924012149 in words is "nine hundred twenty-four million, twelve thousand, one hundred forty-nine".
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