Base | Representation |
---|---|
bin | 10111101111001111… |
… | …11010100101011111 |
3 | 1012220011210002202020 |
4 | 23313213322211133 |
5 | 202100024324102 |
6 | 5504340031223 |
7 | 630550235130 |
oct | 136747724537 |
9 | 35804702666 |
10 | 12744370527 |
11 | 544a957229 |
12 | 2578092513 |
13 | 128143ab65 |
14 | 88c825c87 |
15 | 4e8ca9bbc |
hex | 2f79fa95f |
12744370527 has 16 divisors (see below), whose sum is σ = 19738355712. Its totient is φ = 7163111520.
The previous prime is 12744370519. The next prime is 12744370531. The reversal of 12744370527 is 72507344721.
It is not a de Polignac number, because 12744370527 - 23 = 12744370519 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12744374527) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4973103 + ... + 4975664.
It is an arithmetic number, because the mean of its divisors is an integer number (1233647232).
Almost surely, 212744370527 is an apocalyptic number.
12744370527 is a deficient number, since it is larger than the sum of its proper divisors (6993985185).
12744370527 is an equidigital number, since it uses as much as digits as its factorization.
12744370527 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9948838.
The product of its (nonzero) digits is 329280, while the sum is 42.
The spelling of 12744370527 in words is "twelve billion, seven hundred forty-four million, three hundred seventy thousand, five hundred twenty-seven".
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