Base | Representation |
---|---|
bin | 1001010010111100011101… |
… | …01000011011010100101110 |
3 | 2200101020202001020202012220 |
4 | 10221132032220123110232 |
5 | 10134411001413332024 |
6 | 111250553542340210 |
7 | 4206616225535205 |
oct | 451361650332456 |
9 | 80336661222186 |
10 | 20442142324014 |
11 | 6571511464194 |
12 | 23619a812a666 |
13 | b538bb790a78 |
14 | 50959533423c |
15 | 256b3138de79 |
hex | 12978ea1b52e |
20442142324014 has 32 divisors (see below), whose sum is σ = 41836103869824. Its totient is φ = 6655418646240.
The previous prime is 20442142324007. The next prime is 20442142324081. The reversal of 20442142324014 is 41042324124402.
It is a super-2 number, since 2×204421423240142 (a number of 27 digits) contains 22 as substring.
It is a Curzon number.
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 15 ways as a sum of consecutive naturals, for example, 9848704 + ... + 11742284.
It is an arithmetic number, because the mean of its divisors is an integer number (1307378245932).
Almost surely, 220442142324014 is an apocalyptic number.
20442142324014 is an abundant number, since it is smaller than the sum of its proper divisors (21393961545810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20442142324014 is a wasteful number, since it uses less digits than its factorization.
20442142324014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1935472.
The product of its (nonzero) digits is 49152, while the sum is 33.
Adding to 20442142324014 its reverse (41042324124402), we get a palindrome (61484466448416).
The spelling of 20442142324014 in words is "twenty trillion, four hundred forty-two billion, one hundred forty-two million, three hundred twenty-four thousand, fourteen".
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