Base | Representation |
---|---|
bin | 1001000110111110101110… |
… | …01001111010001101101000 |
3 | 2121220221121202211200020120 |
4 | 10203133113021322031220 |
5 | 10111142033300403144 |
6 | 110334044520123240 |
7 | 4135123620252633 |
oct | 443372711721550 |
9 | 77827552750216 |
10 | 20031042200424 |
11 | 6423132128732 |
12 | 22b6197606520 |
13 | b23bc4570278 |
14 | 4d3716c7ac1a |
15 | 24b0c0229e19 |
hex | 1237d727a368 |
20031042200424 has 64 divisors (see below), whose sum is σ = 50121142579200. Its totient is φ = 6671210056704.
The previous prime is 20031042200413. The next prime is 20031042200503. The reversal of 20031042200424 is 42400224013002.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 20031042200394 and 20031042200403.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 485498004 + ... + 485539260.
It is an arithmetic number, because the mean of its divisors is an integer number (783142852800).
Almost surely, 220031042200424 is an apocalyptic number.
20031042200424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20031042200424 is an abundant number, since it is smaller than the sum of its proper divisors (30090100378776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20031042200424 is a wasteful number, since it uses less digits than its factorization.
20031042200424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58362 (or 58358 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 24.
Adding to 20031042200424 its reverse (42400224013002), we get a palindrome (62431266213426).
The spelling of 20031042200424 in words is "twenty trillion, thirty-one billion, forty-two million, two hundred thousand, four hundred twenty-four".
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