Base | Representation |
---|---|
bin | 110010101110… |
… | …011011111001 |
3 | 221000120121100 |
4 | 302232123321 |
5 | 11401004101 |
6 | 1153002013 |
7 | 221011635 |
oct | 62563371 |
9 | 27016540 |
10 | 13297401 |
11 | 7562597 |
12 | 4553309 |
13 | 29a76b0 |
14 | 1aa1dc5 |
15 | 1279e86 |
hex | cae6f9 |
13297401 has 24 divisors (see below), whose sum is σ = 20933640. Its totient is φ = 8084736.
The previous prime is 13297391. The next prime is 13297409. The reversal of 13297401 is 10479231.
It can be written as a sum of positive squares in 4 ways, for example, as 164025 + 13133376 = 405^2 + 3624^2 .
It is not a de Polignac number, because 13297401 - 25 = 13297369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13297409) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9775 + ... + 11051.
It is an arithmetic number, because the mean of its divisors is an integer number (872235).
Almost surely, 213297401 is an apocalyptic number.
It is an amenable number.
13297401 is a deficient number, since it is larger than the sum of its proper divisors (7636239).
13297401 is a wasteful number, since it uses less digits than its factorization.
13297401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1385 (or 1382 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 13297401 is about 3646.5601599315. The cubic root of 13297401 is about 236.9130162017.
The spelling of 13297401 in words is "thirteen million, two hundred ninety-seven thousand, four hundred one".
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