Base | Representation |
---|---|
bin | 1011110110101000100100… |
… | …0111000011010100000101 |
3 | 1201010222001021200111000212 |
4 | 2331222021013003110011 |
5 | 3202014024130300422 |
6 | 43415214514245205 |
7 | 2513422421332322 |
oct | 275521107032405 |
9 | 51128037614025 |
10 | 13033231103237 |
11 | 41753a9200484 |
12 | 1565b16886805 |
13 | 73704a58c207 |
14 | 330b51633b49 |
15 | 179056ca49e2 |
hex | bda891c3505 |
13033231103237 has 2 divisors, whose sum is σ = 13033231103238. Its totient is φ = 13033231103236.
The previous prime is 13033231103219. The next prime is 13033231103239. The reversal of 13033231103237 is 73230113233031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12934855408036 + 98375695201 = 3596506^2 + 313649^2 .
It is a cyclic number.
It is not a de Polignac number, because 13033231103237 - 224 = 13033214326021 is a prime.
It is a super-2 number, since 2×130332311032372 (a number of 27 digits) contains 22 as substring.
Together with 13033231103239, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13033231103239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6516615551618 + 6516615551619.
It is an arithmetic number, because the mean of its divisors is an integer number (6516615551619).
Almost surely, 213033231103237 is an apocalyptic number.
It is an amenable number.
13033231103237 is a deficient number, since it is larger than the sum of its proper divisors (1).
13033231103237 is an equidigital number, since it uses as much as digits as its factorization.
13033231103237 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20412, while the sum is 32.
Adding to 13033231103237 its reverse (73230113233031), we get a palindrome (86263344336268).
The spelling of 13033231103237 in words is "thirteen trillion, thirty-three billion, two hundred thirty-one million, one hundred three thousand, two hundred thirty-seven".
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