Base | Representation |
---|---|
bin | 100110111101… |
… | …0101011110110 |
3 | 1102102201110121 |
4 | 1031322223312 |
5 | 20212103322 |
6 | 2005442154 |
7 | 335420311 |
oct | 115725366 |
9 | 42381417 |
10 | 20425462 |
11 | 10590a52 |
12 | 6a1035a |
13 | 4301c95 |
14 | 29d9978 |
15 | 1bd6ec7 |
hex | 137aaf6 |
20425462 has 16 divisors (see below), whose sum is σ = 31554432. Its totient is φ = 9910080.
The previous prime is 20425451. The next prime is 20425477. The reversal of 20425462 is 26452402.
It is a super-3 number, since 3×204254623 (a number of 23 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17728 + ... + 18844.
It is an arithmetic number, because the mean of its divisors is an integer number (1972152).
Almost surely, 220425462 is an apocalyptic number.
20425462 is a deficient number, since it is larger than the sum of its proper divisors (11128970).
20425462 is a wasteful number, since it uses less digits than its factorization.
20425462 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1383.
The product of its (nonzero) digits is 3840, while the sum is 25.
The square root of 20425462 is about 4519.4537280517. The cubic root of 20425462 is about 273.3530744549.
Adding to 20425462 its reverse (26452402), we get a palindrome (46877864).
The spelling of 20425462 in words is "twenty million, four hundred twenty-five thousand, four hundred sixty-two".
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