Base | Representation |
---|---|
bin | 100100001011100… |
… | …1100100101100111 |
3 | 10010121102122101010 |
4 | 1020113030211213 |
5 | 4441243243143 |
6 | 320245033303 |
7 | 42041113311 |
oct | 11027144547 |
9 | 3117378333 |
10 | 1214040423 |
11 | 5733265a2 |
12 | 29a6b5833 |
13 | 16469c11b |
14 | b73467b1 |
15 | 718b0a33 |
hex | 485cc967 |
1214040423 has 8 divisors (see below), whose sum is σ = 1621817728. Its totient is φ = 807811704.
The previous prime is 1214040407. The next prime is 1214040439. The reversal of 1214040423 is 3240404121.
It is an interprime number because it is at equal distance from previous prime (1214040407) and next prime (1214040439).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1214040423 - 24 = 1214040407 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1214040423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214040493) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385315 + ... + 388452.
It is an arithmetic number, because the mean of its divisors is an integer number (202727216).
Almost surely, 21214040423 is an apocalyptic number.
1214040423 is a deficient number, since it is larger than the sum of its proper divisors (407777305).
1214040423 is an equidigital number, since it uses as much as digits as its factorization.
1214040423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 774293.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 1214040423 is about 34843.0828572903. The cubic root of 1214040423 is about 1066.7870027107.
Adding to 1214040423 its reverse (3240404121), we get a palindrome (4454444544).
The spelling of 1214040423 in words is "one billion, two hundred fourteen million, forty thousand, four hundred twenty-three".
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