Base | Representation |
---|---|
bin | 1001001111000110100110… |
… | …00000101110111000111110 |
3 | 2122220122000222001101111000 |
4 | 10213203103000232320332 |
5 | 10130230134230411001 |
6 | 111110204013511130 |
7 | 4164234224544612 |
oct | 447432300567076 |
9 | 78818028041430 |
10 | 20310145560126 |
11 | 6520536758874 |
12 | 23402aa7a24a6 |
13 | b44314005b56 |
14 | 5030329b3342 |
15 | 2534a80a6a86 |
hex | 1278d302ee3e |
20310145560126 has 64 divisors (see below), whose sum is σ = 47103590269440. Its totient is φ = 6474653507520.
The previous prime is 20310145560097. The next prime is 20310145560169. The reversal of 20310145560126 is 62106554101302.
20310145560126 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 0 + 1 + 45 + 5 + 601 + 2 + 6 = 666.
It is a super-2 number, since 2×203101455601262 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
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, 6397626 + ... + 9030498.
It is an arithmetic number, because the mean of its divisors is an integer number (735993597960).
Almost surely, 220310145560126 is an apocalyptic number.
20310145560126 is an abundant number, since it is smaller than the sum of its proper divisors (26793444709314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20310145560126 is a wasteful number, since it uses less digits than its factorization.
20310145560126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2639118 (or 2639112 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 36.
Adding to 20310145560126 its reverse (62106554101302), we get a palindrome (82416699661428).
The spelling of 20310145560126 in words is "twenty trillion, three hundred ten billion, one hundred forty-five million, five hundred sixty thousand, one hundred twenty-six".
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