Base | Representation |
---|---|
bin | 1011010011010111010110… |
… | …1101110000111001010101 |
3 | 1122000001001222020102021221 |
4 | 2310311311231300321111 |
5 | 3112102120210141412 |
6 | 42233010240210341 |
7 | 2421562313206132 |
oct | 264656555607125 |
9 | 48001058212257 |
10 | 12427315318357 |
11 | 3a61438577175 |
12 | 14885b69099b1 |
13 | 6c1b77140aa4 |
14 | 30d6b1823589 |
15 | 1683e28d6b07 |
hex | b4d75b70e55 |
12427315318357 has 16 divisors (see below), whose sum is σ = 12646658606400. Its totient is φ = 12208265395200.
The previous prime is 12427315318277. The next prime is 12427315318417. The reversal of 12427315318357 is 75381351372421.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12427315318357 is a prime.
It is a super-2 number, since 2×124273153183572 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12427315318657) 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, 662533423 + ... + 662552179.
It is an arithmetic number, because the mean of its divisors is an integer number (790416162900).
Almost surely, 212427315318357 is an apocalyptic number.
It is an amenable number.
12427315318357 is a deficient number, since it is larger than the sum of its proper divisors (219343288043).
12427315318357 is a wasteful number, since it uses less digits than its factorization.
12427315318357 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25956.
The product of its digits is 4233600, while the sum is 52.
The spelling of 12427315318357 in words is "twelve trillion, four hundred twenty-seven billion, three hundred fifteen million, three hundred eighteen thousand, three hundred fifty-seven".
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