Base | Representation |
---|---|
bin | 110011100111… |
… | …001111010101 |
3 | 221110101202200 |
4 | 303213033111 |
5 | 11430430234 |
6 | 1201555113 |
7 | 223001160 |
oct | 63471725 |
9 | 27411680 |
10 | 13530069 |
11 | 7701383 |
12 | 4645a99 |
13 | 2a59577 |
14 | 1b22ad7 |
15 | 12c3d99 |
hex | ce73d5 |
13530069 has 12 divisors (see below), whose sum is σ = 22335456. Its totient is φ = 7731432.
The previous prime is 13530067. The next prime is 13530089. The reversal of 13530069 is 96003531.
13530069 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13530069 - 21 = 13530067 is a prime.
It is a super-2 number, since 2×135300692 = 366125534289522, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13530067) 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, 107319 + ... + 107444.
It is an arithmetic number, because the mean of its divisors is an integer number (1861288).
Almost surely, 213530069 is an apocalyptic number.
It is an amenable number.
13530069 is a deficient number, since it is larger than the sum of its proper divisors (8805387).
13530069 is a wasteful number, since it uses less digits than its factorization.
13530069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214776 (or 214773 counting only the distinct ones).
The product of its (nonzero) digits is 2430, while the sum is 27.
The square root of 13530069 is about 3678.3242108330. The cubic root of 13530069 is about 238.2868102692.
The spelling of 13530069 in words is "thirteen million, five hundred thirty thousand, sixty-nine".
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