Base | Representation |
---|---|
bin | 10111001000110100… |
… | …10000010100011001 |
3 | 1012001201020010021122 |
4 | 23210122100110121 |
5 | 200420014204200 |
6 | 5412343015025 |
7 | 616554306551 |
oct | 134432202431 |
9 | 35051203248 |
10 | 12422022425 |
11 | 52a49a933a |
12 | 24a813a475 |
13 | 122c716c37 |
14 | 85bab6161 |
15 | 4ca834385 |
hex | 2e4690519 |
12422022425 has 12 divisors (see below), whose sum is σ = 15404714556. Its totient is φ = 9936710400.
The previous prime is 12422022419. The next prime is 12422022463. The reversal of 12422022425 is 52422022421.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 1419480976 + 11002541449 = 37676^2 + 104893^2 .
It is not a de Polignac number, because 12422022425 - 24 = 12422022409 is a prime.
It is a super-2 number, since 2×124220224252 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12422022394 and 12422022403.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 447965 + ... + 474885.
It is an arithmetic number, because the mean of its divisors is an integer number (1283726213).
Almost surely, 212422022425 is an apocalyptic number.
It is an amenable number.
12422022425 is a deficient number, since it is larger than the sum of its proper divisors (2982692131).
12422022425 is a wasteful number, since it uses less digits than its factorization.
12422022425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45388 (or 45383 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 26.
Adding to 12422022425 its reverse (52422022421), we get a palindrome (64844044846).
The spelling of 12422022425 in words is "twelve billion, four hundred twenty-two million, twenty-two thousand, four hundred twenty-five".
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