Base | Representation |
---|---|
bin | 10101000010001010000… |
… | …100101011101111001100 |
3 | 12010011220012002000221011 |
4 | 111002022010223233030 |
5 | 142140212411314423 |
6 | 3024004100415004 |
7 | 206266663663336 |
oct | 25021204535714 |
9 | 5104805060834 |
10 | 1445425494988 |
11 | 508002011a92 |
12 | 1b41720a7464 |
13 | a63c2a14ba7 |
14 | 4dd5d598456 |
15 | 278eb0eab0d |
hex | 1508a12bbcc |
1445425494988 has 24 divisors (see below), whose sum is σ = 2668980686400. Its totient is φ = 683041149648.
The previous prime is 1445425494983. The next prime is 1445425495037. The reversal of 1445425494988 is 8894945245441.
It is a super-2 number, since 2×14454254949882 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1445425494983) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22663570 + ... + 22727257.
It is an arithmetic number, because the mean of its divisors is an integer number (111207528600).
Almost surely, 21445425494988 is an apocalyptic number.
It is an amenable number.
1445425494988 is a deficient number, since it is larger than the sum of its proper divisors (1223555191412).
1445425494988 is a wasteful number, since it uses less digits than its factorization.
1445425494988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45391269 (or 45391267 counting only the distinct ones).
The product of its digits is 265420800, while the sum is 67.
The spelling of 1445425494988 in words is "one trillion, four hundred forty-five billion, four hundred twenty-five million, four hundred ninety-four thousand, nine hundred eighty-eight".
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