Base | Representation |
---|---|
bin | 11000111111110101… |
… | …10010111010000010 |
3 | 1021122021212101102211 |
4 | 30133322302322002 |
5 | 204441111032300 |
6 | 10055405532334 |
7 | 653366406151 |
oct | 143772627202 |
9 | 37567771384 |
10 | 13420408450 |
11 | 576751a559 |
12 | 27265740aa |
13 | 135b50a5b7 |
14 | 914523598 |
15 | 5382e74ba |
hex | 31feb2e82 |
13420408450 has 24 divisors (see below), whose sum is σ = 25385049360. Its totient is φ = 5277176400.
The previous prime is 13420408429. The next prime is 13420408487. The reversal of 13420408450 is 5480402431.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2271696 + ... + 2277595.
It is an arithmetic number, because the mean of its divisors is an integer number (1057710390).
Almost surely, 213420408450 is an apocalyptic number.
13420408450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13420408450 is a deficient number, since it is larger than the sum of its proper divisors (11964640910).
13420408450 is a wasteful number, since it uses less digits than its factorization.
13420408450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4549362 (or 4549357 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 31.
The spelling of 13420408450 in words is "thirteen billion, four hundred twenty million, four hundred eight thousand, four hundred fifty".
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