Base | Representation |
---|---|
bin | 110011111011… |
… | …011111111110 |
3 | 221121121121012 |
4 | 303323133332 |
5 | 11441104204 |
6 | 1203435222 |
7 | 223465130 |
oct | 63733776 |
9 | 27547535 |
10 | 13613054 |
11 | 7758764 |
12 | 4685b12 |
13 | 2a88280 |
14 | 1b45050 |
15 | 12dd76e |
hex | cfb7fe |
13613054 has 16 divisors (see below), whose sum is σ = 25132128. Its totient is φ = 5385312.
The previous prime is 13613051. The next prime is 13613057. The reversal of 13613054 is 45031631.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (13613051) and next prime (13613057).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13613051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37217 + ... + 37580.
It is an arithmetic number, because the mean of its divisors is an integer number (1570758).
Almost surely, 213613054 is an apocalyptic number.
13613054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13613054 is a deficient number, since it is larger than the sum of its proper divisors (11519074).
13613054 is a wasteful number, since it uses less digits than its factorization.
13613054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74819.
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 13613054 is about 3689.5872397871. The cubic root of 13613054 is about 238.7729851869.
Adding to 13613054 its reverse (45031631), we get a palindrome (58644685).
The spelling of 13613054 in words is "thirteen million, six hundred thirteen thousand, fifty-four".
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