Base | Representation |
---|---|
bin | 100100001011111… |
… | …1101100111001001 |
3 | 10010121210211211020 |
4 | 1020113331213021 |
5 | 4441321204400 |
6 | 320253223053 |
7 | 42042610611 |
oct | 11027754711 |
9 | 3117724736 |
10 | 1214241225 |
11 | 57345344a |
12 | 29a791a89 |
13 | 16473c642 |
14 | b7399a41 |
15 | 719002a0 |
hex | 485fd9c9 |
1214241225 has 12 divisors (see below), whose sum is σ = 2007545616. Its totient is φ = 647595280.
The previous prime is 1214241211. The next prime is 1214241239. The reversal of 1214241225 is 5221424121.
It is an interprime number because it is at equal distance from previous prime (1214241211) and next prime (1214241239).
It is not a de Polignac number, because 1214241225 - 24 = 1214241209 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1214241195 and 1214241204.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 8094867 + ... + 8095016.
It is an arithmetic number, because the mean of its divisors is an integer number (167295468).
Almost surely, 21214241225 is an apocalyptic number.
1214241225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1214241225 is a deficient number, since it is larger than the sum of its proper divisors (793304391).
1214241225 is a wasteful number, since it uses less digits than its factorization.
1214241225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16189896 (or 16189891 counting only the distinct ones).
The product of its digits is 1280, while the sum is 24.
The square root of 1214241225 is about 34845.9642569983. The cubic root of 1214241225 is about 1066.8458149079.
Adding to 1214241225 its reverse (5221424121), we get a palindrome (6435665346).
The spelling of 1214241225 in words is "one billion, two hundred fourteen million, two hundred forty-one thousand, two hundred twenty-five".
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