Base | Representation |
---|---|
bin | 1110111110101010110… |
… | …01000110010111001001 |
3 | 1211012111000112201101212 |
4 | 13133111121012113021 |
5 | 31413031344004024 |
6 | 1032235153022505 |
7 | 52120165212413 |
oct | 7372531062711 |
9 | 1735430481355 |
10 | 514681234889 |
11 | 189303159578 |
12 | 838b9854a35 |
13 | 396c3928a03 |
14 | 1aca6d8b9b3 |
15 | d5c497da0e |
hex | 77d56465c9 |
514681234889 has 4 divisors (see below), whose sum is σ = 514707247380. Its totient is φ = 514655222400.
The previous prime is 514681234861. The next prime is 514681234909. The reversal of 514681234889 is 988432186415.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 988432186415 = 5 ⋅197686437283.
It can be written as a sum of positive squares in 2 ways, for example, as 57559207225 + 457122027664 = 239915^2 + 676108^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-514681234889 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (514681233889) 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, 12976544 + ... + 13016145.
It is an arithmetic number, because the mean of its divisors is an integer number (128676811845).
Almost surely, 2514681234889 is an apocalyptic number.
It is an amenable number.
514681234889 is a deficient number, since it is larger than the sum of its proper divisors (26012491).
514681234889 is a wasteful number, since it uses less digits than its factorization.
514681234889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26012490.
The product of its digits is 13271040, while the sum is 59.
The spelling of 514681234889 in words is "five hundred fourteen billion, six hundred eighty-one million, two hundred thirty-four thousand, eight hundred eighty-nine".
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