Base | Representation |
---|---|
bin | 10011000001011011… |
… | …010100001000100110 |
3 | 1221201110022010212012 |
4 | 103001123110020212 |
5 | 313312302012410 |
6 | 13214431154222 |
7 | 1322102623631 |
oct | 230133241046 |
9 | 57643263765 |
10 | 20425032230 |
11 | 8731442029 |
12 | 3b60375972 |
13 | 1c06771cb5 |
14 | dba924c18 |
15 | 7e8226605 |
hex | 4c16d4226 |
20425032230 has 16 divisors (see below), whose sum is σ = 36769418640. Its totient is φ = 8169043872.
The previous prime is 20425032223. The next prime is 20425032241. The reversal of 20425032230 is 3223052402.
It is a junction number, because it is equal to n+sod(n) for n = 20425032196 and 20425032205.
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, 29285 + ... + 204224.
It is an arithmetic number, because the mean of its divisors is an integer number (2298088665).
Almost surely, 220425032230 is an apocalyptic number.
20425032230 is a deficient number, since it is larger than the sum of its proper divisors (16344386410).
20425032230 is a wasteful number, since it uses less digits than its factorization.
20425032230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242263.
The product of its (nonzero) digits is 2880, while the sum is 23.
Adding to 20425032230 its reverse (3223052402), we get a palindrome (23648084632).
The spelling of 20425032230 in words is "twenty billion, four hundred twenty-five million, thirty-two thousand, two hundred thirty".
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