Base | Representation |
---|---|
bin | 1001000111010111110100… |
… | …00101101001010101001100 |
3 | 2121222020101120212201000210 |
4 | 10203223322011221111030 |
5 | 10111402130333442043 |
6 | 110344153334122420 |
7 | 4136111502615462 |
oct | 443537205512514 |
9 | 77866346781023 |
10 | 20044513187148 |
11 | 642891515340a |
12 | 22b8916ab0410 |
13 | b252603a9228 |
14 | 4d4233da8832 |
15 | 24b60cbb3633 |
hex | 123afa16954c |
20044513187148 has 48 divisors (see below), whose sum is σ = 47051946466560. Its totient is φ = 6641320325184.
The previous prime is 20044513187117. The next prime is 20044513187269. The reversal of 20044513187148 is 84178131544002.
It is a junction number, because it is equal to n+sod(n) for n = 20044513187097 and 20044513187106.
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, 7708161 + ... + 9975207.
It is an arithmetic number, because the mean of its divisors is an integer number (980248884720).
Almost surely, 220044513187148 is an apocalyptic number.
It is an amenable number.
20044513187148 is an abundant number, since it is smaller than the sum of its proper divisors (27007433279412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20044513187148 is a wasteful number, since it uses less digits than its factorization.
20044513187148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2271486 (or 2271484 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 48.
The spelling of 20044513187148 in words is "twenty trillion, forty-four billion, five hundred thirteen million, one hundred eighty-seven thousand, one hundred forty-eight".
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