Base | Representation |
---|---|
bin | 1011100011010010011000… |
… | …1001001100110001010111 |
3 | 1122222012010122111121121021 |
4 | 2320310212021030301113 |
5 | 3131042324202140322 |
6 | 43002405502302011 |
7 | 2450415051526513 |
oct | 270644611146127 |
9 | 48865118447537 |
10 | 12700858240087 |
11 | 4057449402a26 |
12 | 1511617887907 |
13 | 7118bb8c15a4 |
14 | 31ca20c8d143 |
15 | 1705a25064c7 |
hex | b8d2624cc57 |
12700858240087 has 4 divisors (see below), whose sum is σ = 12735465483616. Its totient is φ = 12666250996560.
The previous prime is 12700858240079. The next prime is 12700858240121. The reversal of 12700858240087 is 78004285800721.
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 12700858240087 - 23 = 12700858240079 is a prime.
It is a super-2 number, since 2×127008582400872 (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 (12700858240487) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17303621214 + ... + 17303621947.
It is an arithmetic number, because the mean of its divisors is an integer number (3183866370904).
Almost surely, 212700858240087 is an apocalyptic number.
12700858240087 is a deficient number, since it is larger than the sum of its proper divisors (34607243529).
12700858240087 is an equidigital number, since it uses as much as digits as its factorization.
12700858240087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34607243528.
The product of its (nonzero) digits is 2007040, while the sum is 52.
The spelling of 12700858240087 in words is "twelve trillion, seven hundred billion, eight hundred fifty-eight million, two hundred forty thousand, eighty-seven".
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