Base | Representation |
---|---|
bin | 110011100100… |
… | …110000111010 |
3 | 221102212212011 |
4 | 303210300322 |
5 | 11430114210 |
6 | 1201440134 |
7 | 222626464 |
oct | 63446072 |
9 | 27385764 |
10 | 13519930 |
11 | 76a47a6 |
12 | 464004a |
13 | 2a54a78 |
14 | 1b1d134 |
15 | 12c0d8a |
hex | ce4c3a |
13519930 has 32 divisors (see below), whose sum is σ = 26174016. Its totient is φ = 5009664.
The previous prime is 13519927. The next prime is 13519939. The reversal of 13519930 is 3991531.
13519930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 13519892 and 13519901.
It is not an unprimeable number, because it can be changed into a prime (13519939) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10797 + ... + 11983.
It is an arithmetic number, because the mean of its divisors is an integer number (817938).
Almost surely, 213519930 is an apocalyptic number.
13519930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13519930 is a deficient number, since it is larger than the sum of its proper divisors (12654086).
13519930 is a wasteful number, since it uses less digits than its factorization.
13519930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1278.
The product of its (nonzero) digits is 3645, while the sum is 31.
The square root of 13519930 is about 3676.9457434126. The cubic root of 13519930 is about 238.2272738961.
The spelling of 13519930 in words is "thirteen million, five hundred nineteen thousand, nine hundred thirty".
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