Base | Representation |
---|---|
bin | 110001100111… |
… | …101000111011 |
3 | 220110211211021 |
4 | 301213220323 |
5 | 11312214134 |
6 | 1142443311 |
7 | 215363335 |
oct | 61475073 |
9 | 26424737 |
10 | 13007419 |
11 | 7384737 |
12 | 4433537 |
13 | 29056c9 |
14 | 1a28455 |
15 | 121e0b4 |
hex | c67a3b |
13007419 has 8 divisors (see below), whose sum is σ = 13951440. Its totient is φ = 12089376.
The previous prime is 13007417. The next prime is 13007437. The reversal of 13007419 is 91470031.
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 13007419 - 21 = 13007417 is a prime.
It is a super-2 number, since 2×130074192 = 338385898083122, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13007393 and 13007402.
It is not an unprimeable number, because it can be changed into a prime (13007411) 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, 5452 + ... + 7465.
It is an arithmetic number, because the mean of its divisors is an integer number (1743930).
Almost surely, 213007419 is an apocalyptic number.
13007419 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
13007419 is a deficient number, since it is larger than the sum of its proper divisors (944021).
13007419 is a wasteful number, since it uses less digits than its factorization.
13007419 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12989.
The product of its (nonzero) digits is 756, while the sum is 25.
The square root of 13007419 is about 3606.5799589084. The cubic root of 13007419 is about 235.1781898865.
The spelling of 13007419 in words is "thirteen million, seven thousand, four hundred nineteen".
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