Base | Representation |
---|---|
bin | 101010010110010010… |
… | …100101001111010111 |
3 | 11100100221221120002211 |
4 | 222112102211033113 |
5 | 1221111102021422 |
6 | 32520020014251 |
7 | 3166550124613 |
oct | 522622451727 |
9 | 140327846084 |
10 | 45471126487 |
11 | 183142a1386 |
12 | 8990231387 |
13 | 43986c6c07 |
14 | 22b506a343 |
15 | 12b1ea1577 |
hex | a964a53d7 |
45471126487 has 4 divisors (see below), whose sum is σ = 45550761256. Its totient is φ = 45391491720.
The previous prime is 45471126469. The next prime is 45471126551. The reversal of 45471126487 is 78462117454.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 45471126487 - 27 = 45471126359 is a prime.
It is a super-2 number, since 2×454711264872 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 45471126487.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45471126427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39816528 + ... + 39817669.
It is an arithmetic number, because the mean of its divisors is an integer number (11387690314).
Almost surely, 245471126487 is an apocalyptic number.
45471126487 is a deficient number, since it is larger than the sum of its proper divisors (79634769).
45471126487 is an equidigital number, since it uses as much as digits as its factorization.
45471126487 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79634768.
The product of its digits is 1505280, while the sum is 49.
The spelling of 45471126487 in words is "forty-five billion, four hundred seventy-one million, one hundred twenty-six thousand, four hundred eighty-seven".
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