Base | Representation |
---|---|
bin | 110011000101… |
… | …001001000111 |
3 | 221012022012000 |
4 | 303011021013 |
5 | 11411443112 |
6 | 1155000343 |
7 | 221550042 |
oct | 63051107 |
9 | 27168160 |
10 | 13390407 |
11 | 7616458 |
12 | 45990b3 |
13 | 2a0ab24 |
14 | 1ac7c59 |
15 | 12977dc |
hex | cc5247 |
13390407 has 16 divisors (see below), whose sum is σ = 21005280. Its totient is φ = 8401536.
The previous prime is 13390367. The next prime is 13390417. The reversal of 13390407 is 70409331.
It is not a de Polignac number, because 13390407 - 212 = 13386311 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13390417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14128 + ... + 15045.
It is an arithmetic number, because the mean of its divisors is an integer number (1312830).
Almost surely, 213390407 is an apocalyptic number.
13390407 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
13390407 is a deficient number, since it is larger than the sum of its proper divisors (7614873).
13390407 is a wasteful number, since it uses less digits than its factorization.
13390407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29199 (or 29193 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 27.
The square root of 13390407 is about 3659.2905050023. The cubic root of 13390407 is about 237.4640802556.
Adding to 13390407 its reverse (70409331), we get a palindrome (83799738).
The spelling of 13390407 in words is "thirteen million, three hundred ninety thousand, four hundred seven".
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