Base | Representation |
---|---|
bin | 110100101001… |
… | …001101100010 |
3 | 221222010102212 |
4 | 310221031202 |
5 | 12013102130 |
6 | 1211442122 |
7 | 225205040 |
oct | 64511542 |
9 | 27863385 |
10 | 13800290 |
11 | 78763a9 |
12 | 4756342 |
13 | 2b2256a |
14 | 1b93390 |
15 | 1328e95 |
hex | d29362 |
13800290 has 16 divisors (see below), whose sum is σ = 28389312. Its totient is φ = 4731504.
The previous prime is 13800221. The next prime is 13800307. The reversal of 13800290 is 9200831.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98504 + ... + 98643.
It is an arithmetic number, because the mean of its divisors is an integer number (1774332).
Almost surely, 213800290 is an apocalyptic number.
13800290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13800290 is an abundant number, since it is smaller than the sum of its proper divisors (14589022).
13800290 is a wasteful number, since it uses less digits than its factorization.
13800290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 197161.
The product of its (nonzero) digits is 432, while the sum is 23.
The square root of 13800290 is about 3714.8741566842. The cubic root of 13800290 is about 239.8627108322.
The spelling of 13800290 in words is "thirteen million, eight hundred thousand, two hundred ninety".
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