Base | Representation |
---|---|
bin | 111111010011101… |
… | …1000110011001101 |
3 | 12111001011022020101 |
4 | 1332213120303031 |
5 | 13322302120123 |
6 | 550442051101 |
7 | 103432602361 |
oct | 17647306315 |
9 | 5431138211 |
10 | 2124254413 |
11 | 9a00a4866 |
12 | 4b34a9a91 |
13 | 27b130898 |
14 | 1621a12a1 |
15 | c6758aad |
hex | 7e9d8ccd |
2124254413 has 4 divisors (see below), whose sum is σ = 2124635580. Its totient is φ = 2123873248.
The previous prime is 2124254411. The next prime is 2124254417. The reversal of 2124254413 is 3144524212.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 233570089 + 1890684324 = 15283^2 + 43482^2 .
It is a cyclic number.
It is not a de Polignac number, because 2124254413 - 21 = 2124254411 is a prime.
It is a super-2 number, since 2×21242544132 = 9024913622299949138, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2124254411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182098 + ... + 193411.
It is an arithmetic number, because the mean of its divisors is an integer number (531158895).
Almost surely, 22124254413 is an apocalyptic number.
It is an amenable number.
2124254413 is a deficient number, since it is larger than the sum of its proper divisors (381167).
2124254413 is an equidigital number, since it uses as much as digits as its factorization.
2124254413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 381166.
The product of its digits is 7680, while the sum is 28.
The square root of 2124254413 is about 46089.6345505147. The cubic root of 2124254413 is about 1285.4904158478.
Adding to 2124254413 its reverse (3144524212), we get a palindrome (5268778625).
The spelling of 2124254413 in words is "two billion, one hundred twenty-four million, two hundred fifty-four thousand, four hundred thirteen".
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