Base | Representation |
---|---|
bin | 1011111011110111001011… |
… | …1011010011111110110101 |
3 | 1201110112220010212210222222 |
4 | 2332331302323103332311 |
5 | 3210002003112141440 |
6 | 43524351502332125 |
7 | 2523052331031014 |
oct | 276756273237665 |
9 | 51415803783888 |
10 | 13123053240245 |
11 | 41aa501489463 |
12 | 157b403b8a045 |
13 | 7426635a8200 |
14 | 335232a72a7b |
15 | 17b5626eb2b5 |
hex | bef72ed3fb5 |
13123053240245 has 24 divisors (see below), whose sum is σ = 17062686644256. Its totient is φ = 9684912788928.
The previous prime is 13123053240161. The next prime is 13123053240317. The reversal of 13123053240245 is 54204235032131.
It is not a de Polignac number, because 13123053240245 - 210 = 13123053239221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3397847 + ... + 6147476.
It is an arithmetic number, because the mean of its divisors is an integer number (710945276844).
Almost surely, 213123053240245 is an apocalyptic number.
It is an amenable number.
13123053240245 is a deficient number, since it is larger than the sum of its proper divisors (3939633404011).
13123053240245 is a wasteful number, since it uses less digits than its factorization.
13123053240245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9546981 (or 9546968 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 35.
Adding to 13123053240245 its reverse (54204235032131), we get a palindrome (67327288272376).
The spelling of 13123053240245 in words is "thirteen trillion, one hundred twenty-three billion, fifty-three million, two hundred forty thousand, two hundred forty-five".
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