Base | Representation |
---|---|
bin | 111101001100011001… |
… | …1110101110011111010 |
3 | 110120012101021011001222 |
4 | 1322120303311303322 |
5 | 4123113130323331 |
6 | 140211543112042 |
7 | 12331346622542 |
oct | 1723063656372 |
9 | 416171234058 |
10 | 131412745466 |
11 | 50806083772 |
12 | 21575a42622 |
13 | c5137966b2 |
14 | 6508d78322 |
15 | 3641dc4b7b |
hex | 1e98cf5cfa |
131412745466 has 8 divisors (see below), whose sum is σ = 208714360500. Its totient is φ = 61841291968.
The previous prime is 131412745463. The next prime is 131412745481. The reversal of 131412745466 is 664547214131.
It can be written as a sum of positive squares in 2 ways, for example, as 106710022225 + 24702723241 = 326665^2 + 157171^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (131412745463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1932540341 + ... + 1932540408.
Almost surely, 2131412745466 is an apocalyptic number.
131412745466 is a deficient number, since it is larger than the sum of its proper divisors (77301615034).
131412745466 is a wasteful number, since it uses less digits than its factorization.
131412745466 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3865080768.
The product of its digits is 483840, while the sum is 44.
Adding to 131412745466 its reverse (664547214131), we get a palindrome (795959959597).
The spelling of 131412745466 in words is "one hundred thirty-one billion, four hundred twelve million, seven hundred forty-five thousand, four hundred sixty-six".
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