Base | Representation |
---|---|
bin | 10011000011000011… |
… | …111010011110011111 |
3 | 1221210100220020001200 |
4 | 103003003322132133 |
5 | 313341311433010 |
6 | 13221251010543 |
7 | 1322554655454 |
oct | 230303723637 |
9 | 57710806050 |
10 | 20452452255 |
11 | 8745970104 |
12 | 3b69599a53 |
13 | 1c0c352871 |
14 | dc042182b |
15 | 7ea840cc0 |
hex | 4c30fa79f |
20452452255 has 12 divisors (see below), whose sum is σ = 35450917320. Its totient is φ = 10907974512.
The previous prime is 20452452233. The next prime is 20452452257. The reversal of 20452452255 is 55225425402.
20452452255 is a `hidden beast` number, since 20 + 45 + 24 + 522 + 55 = 666.
It is not a de Polignac number, because 20452452255 - 29 = 20452451743 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20452452257) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227249425 + ... + 227249514.
It is an arithmetic number, because the mean of its divisors is an integer number (2954243110).
Almost surely, 220452452255 is an apocalyptic number.
20452452255 is a deficient number, since it is larger than the sum of its proper divisors (14998465065).
20452452255 is a wasteful number, since it uses less digits than its factorization.
20452452255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 454498950 (or 454498947 counting only the distinct ones).
The product of its (nonzero) digits is 160000, while the sum is 36.
Adding to 20452452255 its reverse (55225425402), we get a palindrome (75677877657).
The spelling of 20452452255 in words is "twenty billion, four hundred fifty-two million, four hundred fifty-two thousand, two hundred fifty-five".
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