| Base | Representation |
|---|---|
| bin | 11000010010110011… |
| … | …10011010010111001 |
| 3 | 1020122222001210201101 |
| 4 | 30021121303102321 |
| 5 | 203202410114122 |
| 6 | 5554113251401 |
| 7 | 641131533244 |
| oct | 141131632271 |
| 9 | 36588053641 |
| 10 | 13042660537 |
| 11 | 55932729a5 |
| 12 | 263bb63b61 |
| 13 | 12cb18a51a |
| 14 | 8ba2b225b |
| 15 | 51507c027 |
| hex | 3096734b9 |
13042660537 has 4 divisors (see below), whose sum is σ = 13263722640. Its totient is φ = 12821598436.
The previous prime is 13042660507. The next prime is 13042660567. The reversal of 13042660537 is 73506624031.
13042660537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 73506624031 = 811 ⋅90637021.
It is an interprime number because it is at equal distance from previous prime (13042660507) and next prime (13042660567).
It is a cyclic number.
It is not a de Polignac number, because 13042660537 - 215 = 13042627769 is a prime.
It is a super-2 number, since 2×130426605372 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13042660496 and 13042660505.
It is not an unprimeable number, because it can be changed into a prime (13042660507) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110530963 + ... + 110531080.
It is an arithmetic number, because the mean of its divisors is an integer number (3315930660).
Almost surely, 213042660537 is an apocalyptic number.
It is an amenable number.
13042660537 is a deficient number, since it is larger than the sum of its proper divisors (221062103).
13042660537 is an equidigital number, since it uses as much as digits as its factorization.
13042660537 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 221062102.
The product of its (nonzero) digits is 90720, while the sum is 37.
The spelling of 13042660537 in words is "thirteen billion, forty-two million, six hundred sixty thousand, five hundred thirty-seven".
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