Base | Representation |
---|---|
bin | 110001101001… |
… | …001000011111 |
3 | 220111011012210 |
4 | 301221020133 |
5 | 11312413120 |
6 | 1142531503 |
7 | 215420223 |
oct | 61511037 |
9 | 26434183 |
10 | 13013535 |
11 | 7389297 |
12 | 4436b93 |
13 | 2908422 |
14 | 1a2a783 |
15 | 1220ce0 |
hex | c6921f |
13013535 has 16 divisors (see below), whose sum is σ = 21026304. Its totient is φ = 6872352.
The previous prime is 13013527. The next prime is 13013543. The reversal of 13013535 is 53531031.
It is a happy number.
13013535 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 an interprime number because it is at equal distance from previous prime (13013527) and next prime (13013543).
It is not a de Polignac number, because 13013535 - 23 = 13013527 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2667 + ... + 5756.
It is an arithmetic number, because the mean of its divisors is an integer number (1314144).
Almost surely, 213013535 is an apocalyptic number.
13013535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13013535 is a deficient number, since it is larger than the sum of its proper divisors (8012769).
13013535 is a wasteful number, since it uses less digits than its factorization.
13013535 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8534.
The product of its (nonzero) digits is 675, while the sum is 21.
The square root of 13013535 is about 3607.4277539543. The cubic root of 13013535 is about 235.2150438397.
Adding to 13013535 its reverse (53531031), we get a palindrome (66544566).
The spelling of 13013535 in words is "thirteen million, thirteen thousand, five hundred thirty-five".
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