Base | Representation |
---|---|
bin | 101000111010100000… |
… | …0100110101000110010 |
3 | 22101210021200022221001 |
4 | 1101311000212220302 |
5 | 2414420241012300 |
6 | 104210300552214 |
7 | 6230212255453 |
oct | 1216500465062 |
9 | 271707608831 |
10 | 87862438450 |
11 | 342980684a6 |
12 | 15040b5266a |
13 | 8393012767 |
14 | 437707512a |
15 | 244389516a |
hex | 1475026a32 |
87862438450 has 24 divisors (see below), whose sum is σ = 163688206320. Its totient is φ = 35088186000.
The previous prime is 87862438399. The next prime is 87862438457. The reversal of 87862438450 is 5483426878.
It is a junction number, because it is equal to n+sod(n) for n = 87862438391 and 87862438400.
It is not an unprimeable number, because it can be changed into a prime (87862438457) 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, 1388476 + ... + 1450375.
It is an arithmetic number, because the mean of its divisors is an integer number (6820341930).
Almost surely, 287862438450 is an apocalyptic number.
87862438450 is a deficient number, since it is larger than the sum of its proper divisors (75825767870).
87862438450 is a wasteful number, since it uses less digits than its factorization.
87862438450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2839482 (or 2839477 counting only the distinct ones).
The product of its (nonzero) digits is 10321920, while the sum is 55.
The spelling of 87862438450 in words is "eighty-seven billion, eight hundred sixty-two million, four hundred thirty-eight thousand, four hundred fifty".
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