Base | Representation |
---|---|
bin | 10111100011001111010000… |
… | …00101111010011101001101 |
3 | 20210100220200200111011200101 |
4 | 23301213220011322131031 |
5 | 23241444432011132031 |
6 | 302051120120331101 |
7 | 13623403466334106 |
oct | 1361475005723515 |
9 | 223326620434611 |
10 | 51788314552141 |
11 | 1555733449a852 |
12 | 5984b09913a91 |
13 | 22b8803a27c9b |
14 | cb07d40793ad |
15 | 5ec1ed87d361 |
hex | 2f19e817a74d |
51788314552141 has 4 divisors (see below), whose sum is σ = 51788683221952. Its totient is φ = 51787945882332.
The previous prime is 51788314552133. The next prime is 51788314552153. The reversal of 51788314552141 is 14125541388715.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 51788314552141 - 23 = 51788314552133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51788314552171) 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, 184124115 + ... + 184405168.
It is an arithmetic number, because the mean of its divisors is an integer number (12947170805488).
Almost surely, 251788314552141 is an apocalyptic number.
It is an amenable number.
51788314552141 is a deficient number, since it is larger than the sum of its proper divisors (368669811).
51788314552141 is a wasteful number, since it uses less digits than its factorization.
51788314552141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 368669810.
The product of its digits is 5376000, while the sum is 55.
The spelling of 51788314552141 in words is "fifty-one trillion, seven hundred eighty-eight billion, three hundred fourteen million, five hundred fifty-two thousand, one hundred forty-one".
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