Base | Representation |
---|---|
bin | 1001001111000110111101… |
… | …01110100010000001101011 |
3 | 2122220122112122220102200021 |
4 | 10213203132232202001223 |
5 | 10130231040040143220 |
6 | 111110235314421311 |
7 | 4164242132334301 |
oct | 447433656420153 |
9 | 78818478812607 |
10 | 20310342115435 |
11 | 65206276a8779 |
12 | 2340344591837 |
13 | b44345955278 |
14 | 503050b3a271 |
15 | 2534ba4804aa |
hex | 1278deba206b |
20310342115435 has 32 divisors (see below), whose sum is σ = 25783503838848. Its totient is φ = 15327118540800.
The previous prime is 20310342115429. The next prime is 20310342115463. The reversal of 20310342115435 is 53451124301302.
It is not a de Polignac number, because 20310342115435 - 27 = 20310342115307 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20310342115435.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73343235 + ... + 73619635.
It is an arithmetic number, because the mean of its divisors is an integer number (805734494964).
Almost surely, 220310342115435 is an apocalyptic number.
20310342115435 is a deficient number, since it is larger than the sum of its proper divisors (5473161723413).
20310342115435 is a wasteful number, since it uses less digits than its factorization.
20310342115435 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285255.
The product of its (nonzero) digits is 43200, while the sum is 34.
Adding to 20310342115435 its reverse (53451124301302), we get a palindrome (73761466416737).
The spelling of 20310342115435 in words is "twenty trillion, three hundred ten billion, three hundred forty-two million, one hundred fifteen thousand, four hundred thirty-five".
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