Base | Representation |
---|---|
bin | 1001010000000110001110… |
… | …01001010111011010010111 |
3 | 2200000220012200101110211200 |
4 | 10220003013021113122113 |
5 | 10131310114344010111 |
6 | 111134013435403543 |
7 | 4166553605520162 |
oct | 450030711273227 |
9 | 80026180343750 |
10 | 20344306235031 |
11 | 6533a765494a9 |
12 | 2346a42bb35b3 |
13 | b475c938835c |
14 | 504953838ad9 |
15 | 2543070e3256 |
hex | 1280c7257697 |
20344306235031 has 12 divisors (see below), whose sum is σ = 30663881861808. Its totient is φ = 12973180787424.
The previous prime is 20344306235023. The next prime is 20344306235087. The reversal of 20344306235031 is 13053260344302.
20344306235031 is a `hidden beast` number, since 2 + 0 + 344 + 306 + 2 + 3 + 5 + 0 + 3 + 1 = 666.
It is not a de Polignac number, because 20344306235031 - 23 = 20344306235023 is a prime.
It is a super-2 number, since 2×203443062350312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20344306735031) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49140836110 + ... + 49140836523.
It is an arithmetic number, because the mean of its divisors is an integer number (2555323488484).
Almost surely, 220344306235031 is an apocalyptic number.
20344306235031 is a deficient number, since it is larger than the sum of its proper divisors (10319575626777).
20344306235031 is a wasteful number, since it uses less digits than its factorization.
20344306235031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98281672662 (or 98281672659 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 36.
Adding to 20344306235031 its reverse (13053260344302), we get a palindrome (33397566579333).
The spelling of 20344306235031 in words is "twenty trillion, three hundred forty-four billion, three hundred six million, two hundred thirty-five thousand, thirty-one".
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