Base | Representation |
---|---|
bin | 110010010111… |
… | …110111000010 |
3 | 220211212202111 |
4 | 302113313002 |
5 | 11340024210 |
6 | 1151005534 |
7 | 220145224 |
oct | 62276702 |
9 | 26755674 |
10 | 13204930 |
11 | 74aa072 |
12 | 45098aa |
13 | 297458b |
14 | 1a7a414 |
15 | 125c88a |
hex | c97dc2 |
13204930 has 32 divisors (see below), whose sum is σ = 24747120. Its totient is φ = 5068800.
The previous prime is 13204907. The next prime is 13204949. The reversal of 13204930 is 3940231.
It can be written as a sum of positive squares in 8 ways, for example, as 10686361 + 2518569 = 3269^2 + 1587^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32730 + ... + 33130.
It is a vampire number, since it can be written as 3293 ⋅ 4010 (with its own digits).
Almost surely, 213204930 is an apocalyptic number.
13204930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13204930 is a deficient number, since it is larger than the sum of its proper divisors (11542190).
13204930 is a wasteful number, since it uses less digits than its factorization.
13204930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 534.
The product of its (nonzero) digits is 648, while the sum is 22.
The square root of 13204930 is about 3633.8588304996. The cubic root of 13204930 is about 236.3625687149.
The spelling of 13204930 in words is "thirteen million, two hundred four thousand, nine hundred thirty".
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