Base | Representation |
---|---|
bin | 110010000010… |
… | …111111111001 |
3 | 220200112112201 |
4 | 302002333321 |
5 | 11324310411 |
6 | 1145110201 |
7 | 216341134 |
oct | 62027771 |
9 | 26615481 |
10 | 13119481 |
11 | 7450951 |
12 | 4488361 |
13 | 294470b |
14 | 1a5721b |
15 | 12423c1 |
hex | c82ff9 |
13119481 has 8 divisors (see below), whose sum is σ = 13921280. Its totient is φ = 12328848.
The previous prime is 13119389. The next prime is 13119503. The reversal of 13119481 is 18491131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13119481 - 213 = 13111289 is a prime.
It is a super-2 number, since 2×131194812 = 344241563418722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13119581) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306 + ... + 5131.
It is an arithmetic number, because the mean of its divisors is an integer number (1740160).
Almost surely, 213119481 is an apocalyptic number.
It is an amenable number.
13119481 is a deficient number, since it is larger than the sum of its proper divisors (801799).
13119481 is a wasteful number, since it uses less digits than its factorization.
13119481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5583.
The product of its digits is 864, while the sum is 28.
The square root of 13119481 is about 3622.0824120939. The cubic root of 13119481 is about 235.8516315829.
The spelling of 13119481 in words is "thirteen million, one hundred nineteen thousand, four hundred eighty-one".
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