Base | Representation |
---|---|
bin | 110100010010… |
… | …100001000001 |
3 | 221210101220212 |
4 | 310102201001 |
5 | 12002113304 |
6 | 1205443505 |
7 | 224340026 |
oct | 64224101 |
9 | 27711825 |
10 | 13707329 |
11 | 7812579 |
12 | 4710595 |
13 | 2abc15c |
14 | 1b6b54d |
15 | 130b66e |
hex | d12841 |
13707329 has 4 divisors (see below), whose sum is σ = 13911984. Its totient is φ = 13502676.
The previous prime is 13707289. The next prime is 13707347. The reversal of 13707329 is 92370731.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92370731 = 31 ⋅2979701.
It is a cyclic number.
It is not a de Polignac number, because 13707329 - 28 = 13707073 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13707295 and 13707304.
It is not an unprimeable number, because it can be changed into a prime (13707349) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102227 + ... + 102360.
It is an arithmetic number, because the mean of its divisors is an integer number (3477996).
Almost surely, 213707329 is an apocalyptic number.
It is an amenable number.
13707329 is a deficient number, since it is larger than the sum of its proper divisors (204655).
13707329 is an equidigital number, since it uses as much as digits as its factorization.
13707329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204654.
The product of its (nonzero) digits is 7938, while the sum is 32.
The square root of 13707329 is about 3702.3410161680. The cubic root of 13707329 is about 239.3229121987.
The spelling of 13707329 in words is "thirteen million, seven hundred seven thousand, three hundred twenty-nine".
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