Base | Representation |
---|---|
bin | 110001100110… |
… | …001011010011 |
3 | 220110112121100 |
4 | 301212023103 |
5 | 11312021202 |
6 | 1142355443 |
7 | 215340015 |
oct | 61461323 |
9 | 26415540 |
10 | 13001427 |
11 | 738018a |
12 | 442bb83 |
13 | 2902a6a |
14 | 1a261b5 |
15 | 121c41c |
hex | c662d3 |
13001427 has 12 divisors (see below), whose sum is σ = 18967104. Its totient is φ = 8581200.
The previous prime is 13001407. The next prime is 13001459. The reversal of 13001427 is 72410031.
13001427 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13001427 - 211 = 12999379 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13001407) 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, 6243 + ... + 8060.
It is an arithmetic number, because the mean of its divisors is an integer number (1580592).
Almost surely, 213001427 is an apocalyptic number.
13001427 is a deficient number, since it is larger than the sum of its proper divisors (5965677).
13001427 is a wasteful number, since it uses less digits than its factorization.
13001427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14410 (or 14407 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 13001427 is about 3605.7491593288. The cubic root of 13001427 is about 235.1420719306.
Adding to 13001427 its reverse (72410031), we get a palindrome (85411458).
The spelling of 13001427 in words is "thirteen million, one thousand, four hundred twenty-seven".
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